taxonID	type	format	identifier	references	title	description	created	creator	contributor	publisher	audience	source	license	rightsHolder	datasetID
10C4A3B334DF500CBCBCB9AA17DF8875.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397531		Figure 7. Lathonura bekkerae sp. nov., parthenogenetic female from a small unnamed tundra lake in Parapolsky Dol, Kamchatsky Krai, Russia (type locality, Fig. 1, loc. 31). A. General lateral view (black arrows indicate posteroventral valve armature); B. Dorsal view; C, D. Dorsal organ; E. Head in lateral view; F. Head in anterior view; G. Postabdomen in lateral view; H. Dorsal postabdomen armature; I, J. Posteroventral valve armature (arrows indicate enlarged denticles); K, L. Antenna I (black arrows indicate additional scale-like setae at posterior face of the appendage): K. Anterolateral view; L. Tip in posterolateral view; M – O. Antenna II: M. General outer view; N. Distal exopodite segment; O. Distal endopodite segment; P. Labrum in lateral view; Q. Thoracic limb II gnathobase. Abbreviations: AI, antenna I; AII, antenna II; aes, aesthetascs; ao, anal opening; as, basal seta of antenna I; bp, basipodite; bss, basal sensory setae; cx, coxal part of the antenna II; dbs, distal burrowing spine; do, dorsal organ; en, endopodite; ex, exopodite; fx, fornix; fpl, filtering plate of the limb II; lb, labrum; lo, labral outgrowth; mo, mouth opening; md, marginal denticles; ms, marginal valve setae; pam, preanal margin; pc, ppo, prelabral outgrowth; ppr, postabdominal process; scs, scale-like setae. Scale bars: 200 µm (A, B, E, F, M); 50 µm (C, G – L, N – Q).	Figure 7. Lathonura bekkerae sp. nov., parthenogenetic female from a small unnamed tundra lake in Parapolsky Dol, Kamchatsky Krai, Russia (type locality, Fig. 1, loc. 31). A. General lateral view (black arrows indicate posteroventral valve armature); B. Dorsal view; C, D. Dorsal organ; E. Head in lateral view; F. Head in anterior view; G. Postabdomen in lateral view; H. Dorsal postabdomen armature; I, J. Posteroventral valve armature (arrows indicate enlarged denticles); K, L. Antenna I (black arrows indicate additional scale-like setae at posterior face of the appendage): K. Anterolateral view; L. Tip in posterolateral view; M – O. Antenna II: M. General outer view; N. Distal exopodite segment; O. Distal endopodite segment; P. Labrum in lateral view; Q. Thoracic limb II gnathobase. Abbreviations: AI, antenna I; AII, antenna II; aes, aesthetascs; ao, anal opening; as, basal seta of antenna I; bp, basipodite; bss, basal sensory setae; cx, coxal part of the antenna II; dbs, distal burrowing spine; do, dorsal organ; en, endopodite; ex, exopodite; fx, fornix; fpl, filtering plate of the limb II; lb, labrum; lo, labral outgrowth; mo, mouth opening; md, marginal denticles; ms, marginal valve setae; pam, preanal margin; pc, ppo, prelabral outgrowth; ppr, postabdominal process; scs, scale-like setae. Scale bars: 200 µm (A, B, E, F, M); 50 µm (C, G – L, N – Q).	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
10C4A3B334DF500CBCBCB9AA17DF8875.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397532		Figure 8. Lathonura bekkerae sp. nov., parthenogenetic female from a small unnamed tundra lake in Parapolsky Dol, Kamchatsky Krai, Russia (type locality, Fig. 1, loc. 31), scanning electron microscopy. A. General lateral view; B. Frontal head pore; C. Dorsal organ; D, E. Antenna I tip: D. Anterior view; E. Posterior view; F. Antenna II endopodite tip; G. Antenna II exopodite tip; H. Left mandible molar surface; I. Right mandible molar surface; J. Posteroventral valve armature; K. Postabdomen in lateral view; L. Postabdominal claws. Abbreviations: a, anterior mandible side; fp, frontal pore; md, marginal valve denticles; p, posterior mandible side; pdd, posterodorsal mandible teeth; scs, scale-like setae. White arrows indicate diagnostic features. Scale bars: 200 µm (A); 20 µm (B – G, I, J, L); 10 µm (H); 50 µm (K).	Figure 8. Lathonura bekkerae sp. nov., parthenogenetic female from a small unnamed tundra lake in Parapolsky Dol, Kamchatsky Krai, Russia (type locality, Fig. 1, loc. 31), scanning electron microscopy. A. General lateral view; B. Frontal head pore; C. Dorsal organ; D, E. Antenna I tip: D. Anterior view; E. Posterior view; F. Antenna II endopodite tip; G. Antenna II exopodite tip; H. Left mandible molar surface; I. Right mandible molar surface; J. Posteroventral valve armature; K. Postabdomen in lateral view; L. Postabdominal claws. Abbreviations: a, anterior mandible side; fp, frontal pore; md, marginal valve denticles; p, posterior mandible side; pdd, posterodorsal mandible teeth; scs, scale-like setae. White arrows indicate diagnostic features. Scale bars: 200 µm (A); 20 µm (B – G, I, J, L); 10 µm (H); 50 µm (K).	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
10C4A3B334DF500CBCBCB9AA17DF8875.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397533		Figure 9. Lathonura bekkerae sp. nov., ephippial female from a small unnamed tundra lake in Parapolsky Dol, Kamchatsky Krai, Russia (type locality, Fig. 1, loc. 31), scanning electron microscopy. A, B. General lateral view; C. Dorsal view; D. Ephippium sculpture. Scale bars: 200 µm (A – C); 50 µm (D).	Figure 9. Lathonura bekkerae sp. nov., ephippial female from a small unnamed tundra lake in Parapolsky Dol, Kamchatsky Krai, Russia (type locality, Fig. 1, loc. 31), scanning electron microscopy. A, B. General lateral view; C. Dorsal view; D. Ephippium sculpture. Scale bars: 200 µm (A – C); 50 µm (D).	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
10C4A3B334DF500CBCBCB9AA17DF8875.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397534		Figure 10. Lathonura bekkerae sp. nov., male from a small unnamed tundra lake in Parapolsky Dol, Kamchatsky Krai, Russia (type locality, Fig. 1, loc. 31). A. General lateral view (black arrows indicate posteroventral valve armature); B. Head in ventral view; C, D. Posteroventral valve armature (black arrows indicate enlarged denticles); E. Postabdomen in lateral view; F – H. Antenna I: F. Anterior view; G. Tip of antenna I in posterolateral view (black arrow indicates distal scale-like seta); H. Anterolateral view (black arrow indicates distal scale-like seta); I. Antenna II basipodite; J – L. Thoracic limb I: J. Anterior view; K. Outer view; L. subdistal lobe in anterior view. Abbreviations: AI, antenna I; AII, antenna II; acs, accessory seta of the limb I; ao, anal opening; as, basal seta of antenna I; bp, basipodite; dbs, distal burrowing spine; ex, exopodite; gp, gonopore; h, hook of the IDL; IDL, inner distal lobe of the limb I; IL, inner lobe; mas, male seta of antenna I; md, marginal denticles; mds, male distal basipodite setae; ms, valve marginal setae; ODL, outer distal lobe of the limb I; pam, preanal postabdomen margin; pc, postabdominal claw; ppr, postabdominal process; scs, scale-like setae; SDL, subdistal lobe of the limb I. Scale bars: 200 µm (A); 100 µm (B, E); 20 µm (C, D, J, L); 50 µm (F – K).	Figure 10. Lathonura bekkerae sp. nov., male from a small unnamed tundra lake in Parapolsky Dol, Kamchatsky Krai, Russia (type locality, Fig. 1, loc. 31). A. General lateral view (black arrows indicate posteroventral valve armature); B. Head in ventral view; C, D. Posteroventral valve armature (black arrows indicate enlarged denticles); E. Postabdomen in lateral view; F – H. Antenna I: F. Anterior view; G. Tip of antenna I in posterolateral view (black arrow indicates distal scale-like seta); H. Anterolateral view (black arrow indicates distal scale-like seta); I. Antenna II basipodite; J – L. Thoracic limb I: J. Anterior view; K. Outer view; L. subdistal lobe in anterior view. Abbreviations: AI, antenna I; AII, antenna II; acs, accessory seta of the limb I; ao, anal opening; as, basal seta of antenna I; bp, basipodite; dbs, distal burrowing spine; ex, exopodite; gp, gonopore; h, hook of the IDL; IDL, inner distal lobe of the limb I; IL, inner lobe; mas, male seta of antenna I; md, marginal denticles; mds, male distal basipodite setae; ms, valve marginal setae; ODL, outer distal lobe of the limb I; pam, preanal postabdomen margin; pc, postabdominal claw; ppr, postabdominal process; scs, scale-like setae; SDL, subdistal lobe of the limb I. Scale bars: 200 µm (A); 100 µm (B, E); 20 µm (C, D, J, L); 50 µm (F – K).	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
10C4A3B334DF500CBCBCB9AA17DF8875.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397525		Figure 1. Studied populations of Lathonura Lilljeborg, 1853. Squares indicate records of L. rectirostris (O. F. Müller, 1785) s. l., circles are records of L. bekkerae sp. nov. Filled points are included in the genetic analysis (see Table 1); for white points, only morphological analysis was conducted. Localities: 1, 2, Innlandet, Norway (60 ° 47.70 ' N, 10 ° 8.02 ' E; 60 ° 31.77 ' N, 10 ° 17.67 ' E); 3, Murmansk Area, Russia (69 ° 11.80 ' N, 35 ° 7.31 ' E); 4, Tver Area, Russia (57 ° 36.55 ' N, 35 ° 54.84 ' E); 5, Moscow Area, Russia (55 ° 45.11 ' N, 36 ° 30.65 ' E); 6, Moscow Area, Russia (55 ° 41.93 ' N, 36 ° 43.83 ' E); 7, Ryazan Area, Russia (54 ° 34.95 ' N, 40 ° 3.19 ' E); 8, 9, Kostroma Area, Russia (58 ° 10.15 ' N, 44 ° 30.57 ' E; 58 ° 11.3 ' N, 44 ° 33.24 ' E); 10, 11, Nizhny Novgorod Area, Russia (56 ° 12.69 ' N, 43 ° 45.13 ' E; 56 ° 12.32 ' N, 43 ° 45.41 ' E); 12, 13, Penza Area, Russia (53 ° 14.04 ' N, 45 ° 5.28 ' E; 53 ° 10.36 ' N, 45 ° 4.46 ' E); 14, 15, Chelyabinsk Area, Russia (55 ° 0.68 ' N, 59 ° 54.48 ' E; 54 ° 59.46 ' N, 59 ° 50.38 ' E); 16, 17, Tomsk Area, Russia (56 ° 43.33 ' N, 84 ° 41.52 ' E; 56 ° 32.63 ' N, 84 ° 9.48 ' E); 18, Uvs Aimag, Mongolia (50 ° 29.67 ' N, 93 ° 36.02 ' E); 19, Rhode Island, U. S. A. (41 ° 55.45 ' N, 72 ° 13.04 ' W); 20, New Hampshire, U. S. A. (43 ° 22.54 ' N, 73 ° 55.80 ' W); 21, Manitoba, Canada (58 ° 42.54 ' N, 94 ° 9.66 ' W); 22, Krasnoyarsky Krai, Russia (62 ° 21.24 ' N, 89 ° 2.49 ' E); 23–25, Irkutsk Area, Russia (52 ° 58.28 ' N, 102 ° 38.81 ' E; 52 ° 29.06 ' N, 103 ° 57.22 ' E; 52 ° 1.64 ' N, 105 ° 24.76 ' E); 26, Zabaikalsky Krai, Russia (53 ° 29.20 ' N, 120 ° 3.04 ' E); 27–29, Yakutia, Russia (62 ° 12.28 ' N, 127 ° 44.84 ' E; 62 ° 1.11 ' N, 129 ° 45.42 ' E; 62 ° 48.36 ' N, 131 ° 4.50 ' E); 30, Magadan Area, Russia (59 ° 44.37 ' N, 150 ° 51.36 ' E); 31–33, Kamchatsky Krai, Russia (61 ° 17.58 ' N, 164 ° 42.30 ' E; 61 ° 22.62 ' N, 164 ° 44.28 ' E; 58 ° 52.58 ' N, 163 ° 48.55 ' E); 34, Alaska, U. S. A. (65 ° 5.34 ' N, 165 ° 4.63 ' W). For more information on localities, see Suppl. material 6.	Figure 1. Studied populations of Lathonura Lilljeborg, 1853. Squares indicate records of L. rectirostris (O. F. Müller, 1785) s. l., circles are records of L. bekkerae sp. nov. Filled points are included in the genetic analysis (see Table 1); for white points, only morphological analysis was conducted. Localities: 1, 2, Innlandet, Norway (60 ° 47.70 ' N, 10 ° 8.02 ' E; 60 ° 31.77 ' N, 10 ° 17.67 ' E); 3, Murmansk Area, Russia (69 ° 11.80 ' N, 35 ° 7.31 ' E); 4, Tver Area, Russia (57 ° 36.55 ' N, 35 ° 54.84 ' E); 5, Moscow Area, Russia (55 ° 45.11 ' N, 36 ° 30.65 ' E); 6, Moscow Area, Russia (55 ° 41.93 ' N, 36 ° 43.83 ' E); 7, Ryazan Area, Russia (54 ° 34.95 ' N, 40 ° 3.19 ' E); 8, 9, Kostroma Area, Russia (58 ° 10.15 ' N, 44 ° 30.57 ' E; 58 ° 11.3 ' N, 44 ° 33.24 ' E); 10, 11, Nizhny Novgorod Area, Russia (56 ° 12.69 ' N, 43 ° 45.13 ' E; 56 ° 12.32 ' N, 43 ° 45.41 ' E); 12, 13, Penza Area, Russia (53 ° 14.04 ' N, 45 ° 5.28 ' E; 53 ° 10.36 ' N, 45 ° 4.46 ' E); 14, 15, Chelyabinsk Area, Russia (55 ° 0.68 ' N, 59 ° 54.48 ' E; 54 ° 59.46 ' N, 59 ° 50.38 ' E); 16, 17, Tomsk Area, Russia (56 ° 43.33 ' N, 84 ° 41.52 ' E; 56 ° 32.63 ' N, 84 ° 9.48 ' E); 18, Uvs Aimag, Mongolia (50 ° 29.67 ' N, 93 ° 36.02 ' E); 19, Rhode Island, U. S. A. (41 ° 55.45 ' N, 72 ° 13.04 ' W); 20, New Hampshire, U. S. A. (43 ° 22.54 ' N, 73 ° 55.80 ' W); 21, Manitoba, Canada (58 ° 42.54 ' N, 94 ° 9.66 ' W); 22, Krasnoyarsky Krai, Russia (62 ° 21.24 ' N, 89 ° 2.49 ' E); 23–25, Irkutsk Area, Russia (52 ° 58.28 ' N, 102 ° 38.81 ' E; 52 ° 29.06 ' N, 103 ° 57.22 ' E; 52 ° 1.64 ' N, 105 ° 24.76 ' E); 26, Zabaikalsky Krai, Russia (53 ° 29.20 ' N, 120 ° 3.04 ' E); 27–29, Yakutia, Russia (62 ° 12.28 ' N, 127 ° 44.84 ' E; 62 ° 1.11 ' N, 129 ° 45.42 ' E; 62 ° 48.36 ' N, 131 ° 4.50 ' E); 30, Magadan Area, Russia (59 ° 44.37 ' N, 150 ° 51.36 ' E); 31–33, Kamchatsky Krai, Russia (61 ° 17.58 ' N, 164 ° 42.30 ' E; 61 ° 22.62 ' N, 164 ° 44.28 ' E; 58 ° 52.58 ' N, 163 ° 48.55 ' E); 34, Alaska, U. S. A. (65 ° 5.34 ' N, 165 ° 4.63 ' W). For more information on localities, see Suppl. material 6.	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
EC4A39C2F7FB597B9B805BDB0B4BC544.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397527		Figure 3. Lathonura rectirostris (O. F. Müller, 1785) from Lake Randsfjorden, Innlandet, Norway (Fig. 1, loc. 1), gross morphology. A – K. Parthenogenetic female: A. General lateral view; B. Ventral view; C. Dorsal view; D – G. Posteroventral valve armature; H. Postabdomen in lateral view; I. Postabdomen in dorsal view; J. Postabdominal seta tip; K. Postabdominal claw; L, M. Ephippial female: L. General lateral view; M. Dorsal view. Abbreviations: AI, antenna I; AII, antenna II; ao, anal opening; mas, marginal setae of valve; md, marginal denticles; pam, preanal margin of postabdomen; pc, postabdominal claw; ppr, postabdominal process. Scale bars: 200 µm (A – C, L, M); 10 µm (D, E); 50 µm (F, G, J, K); 100 µm (H, I).	Figure 3. Lathonura rectirostris (O. F. Müller, 1785) from Lake Randsfjorden, Innlandet, Norway (Fig. 1, loc. 1), gross morphology. A – K. Parthenogenetic female: A. General lateral view; B. Ventral view; C. Dorsal view; D – G. Posteroventral valve armature; H. Postabdomen in lateral view; I. Postabdomen in dorsal view; J. Postabdominal seta tip; K. Postabdominal claw; L, M. Ephippial female: L. General lateral view; M. Dorsal view. Abbreviations: AI, antenna I; AII, antenna II; ao, anal opening; mas, marginal setae of valve; md, marginal denticles; pam, preanal margin of postabdomen; pc, postabdominal claw; ppr, postabdominal process. Scale bars: 200 µm (A – C, L, M); 10 µm (D, E); 50 µm (F, G, J, K); 100 µm (H, I).	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
EC4A39C2F7FB597B9B805BDB0B4BC544.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397528		Figure 4. Lathonura rectirostris (O. F. Müller, 1785) from Lake Randsfjorden, Innlandet, Norway (Fig. 1, loc. 1), female head morphology. A. Head in lateral view (mouth appendages not shown); B. Head in anterior view; C. Dorsal organ; D – G. Antenna I: D. Lateral view; E. Anterior view; F. Tip of antenna I in posterior view; G. Tip of antenna I in anterior view; H. Scale-like setae; I – L. Antenna II; I. General outer view; J. Distal portion of basipodite, lateral view; K. Tip of endopodite; L. Tip of exopodite; M. Labrum in lateral view; N. Mandibles, general anterior view; O. Paragnath and maxilla I, ventral view. Abbreviations: AI, antenna I; AII, antenna II; aes, aesthetascs; as, basal seta of antenna I; bp, basipodite; bss, basal sensory setae; cx, coxal part of antenna II; d, dorsal molar plate side; dbs, distal burrowing spine; do, dorsal organ; dss, distal sensory seta; en, endopodite; ex, exopodite; fx, fornix; v, ventral molar plate side; lb, labrum; lo, labral outgrowth; mo, mouth opening; MxI, maxilla I; po, prelabral outgrowth; pgn, paragnath; scs, scale-like setae. Scale bars: 200 µm (A, B); 50 µm (C, J, K – N); 100 µm (D, E, I); 20 µm (F, G, H, O – Q).	Figure 4. Lathonura rectirostris (O. F. Müller, 1785) from Lake Randsfjorden, Innlandet, Norway (Fig. 1, loc. 1), female head morphology. A. Head in lateral view (mouth appendages not shown); B. Head in anterior view; C. Dorsal organ; D – G. Antenna I: D. Lateral view; E. Anterior view; F. Tip of antenna I in posterior view; G. Tip of antenna I in anterior view; H. Scale-like setae; I – L. Antenna II; I. General outer view; J. Distal portion of basipodite, lateral view; K. Tip of endopodite; L. Tip of exopodite; M. Labrum in lateral view; N. Mandibles, general anterior view; O. Paragnath and maxilla I, ventral view. Abbreviations: AI, antenna I; AII, antenna II; aes, aesthetascs; as, basal seta of antenna I; bp, basipodite; bss, basal sensory setae; cx, coxal part of antenna II; d, dorsal molar plate side; dbs, distal burrowing spine; do, dorsal organ; dss, distal sensory seta; en, endopodite; ex, exopodite; fx, fornix; v, ventral molar plate side; lb, labrum; lo, labral outgrowth; mo, mouth opening; MxI, maxilla I; po, prelabral outgrowth; pgn, paragnath; scs, scale-like setae. Scale bars: 200 µm (A, B); 50 µm (C, J, K – N); 100 µm (D, E, I); 20 µm (F, G, H, O – Q).	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
EC4A39C2F7FB597B9B805BDB0B4BC544.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397529		Figure 5. Lathonura rectirostris (O. F. Müller, 1785) from Lake Randsfjorden, Innlandet, Norway (Fig. 1, loc. 1), female thoracic appendages. A – H. Limb I; A. General anterior view (appendage is flattened); B. Ejector hooks; C. ODL; D. Seta 1 ’; E, F. Seta 2 ’; G, H. Seta 3 ’; I – K. Limb II: I. General anterior view; J. Inner limb portion, posterior view; K. Gnathobase, anterior view; L – P. Limb III; L. General inner view (note position of the exopodite); M. Exopodite, outer view; N. Inner portion, inner view; O. Gnathobase; P. Gnathobase setulae; Q, R. Limb IV: Q. General outer view; R. Inner portion; S. Limb V, outer view. Abbreviations: acs, accessory seta; gn, limb II – V gnathobase; ejh, ejector hooks; en, endopodite; ep, epipodite; ex, exopodite; pep, pre-epipodite. For seta numbering, see Methods section. Scale bars: 50 µm (A, I, J, L – N); 10 µm (B, E); 20 µm (C – E, G, H, O – S).	Figure 5. Lathonura rectirostris (O. F. Müller, 1785) from Lake Randsfjorden, Innlandet, Norway (Fig. 1, loc. 1), female thoracic appendages. A – H. Limb I; A. General anterior view (appendage is flattened); B. Ejector hooks; C. ODL; D. Seta 1 ’; E, F. Seta 2 ’; G, H. Seta 3 ’; I – K. Limb II: I. General anterior view; J. Inner limb portion, posterior view; K. Gnathobase, anterior view; L – P. Limb III; L. General inner view (note position of the exopodite); M. Exopodite, outer view; N. Inner portion, inner view; O. Gnathobase; P. Gnathobase setulae; Q, R. Limb IV: Q. General outer view; R. Inner portion; S. Limb V, outer view. Abbreviations: acs, accessory seta; gn, limb II – V gnathobase; ejh, ejector hooks; en, endopodite; ep, epipodite; ex, exopodite; pep, pre-epipodite. For seta numbering, see Methods section. Scale bars: 50 µm (A, I, J, L – N); 10 µm (B, E); 20 µm (C – E, G, H, O – S).	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
EC4A39C2F7FB597B9B805BDB0B4BC544.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397530		Figure 6. Lathonura rectirostris (O. F. Müller, 1785) from Lake Randsfjorden, Innlandet, Norway (Fig. 1, loc. 1), male morphology. A. General lateral view; B. Ventral view; C. Posteroventral valve margin; D. Postabdomen in lateral view; E – G. Antenna I: E. Lateral view; F. Anterior view; G. Antenna I tip in posterior view; H. Antenna II basipodite in outer view; I – L. Thoracic limb I: I. Outer view (inner endites not shown); J. Inner endites in anterior view; K. Subdistal lobe in outer view; L. Subdistal lobe in anterior view. Abbreviations: AI, antenna I; AII, antenna II; acs, accessory seta; aes, aesthetascs; ao, anal opening; as, basal seta of antenna I; gp, gonopore; ejh, ejector hooks; en, endopodite; ex, exopodite; mas, male seta of antenna I; h, IDL hook; IDL, inner distal lobe; IL, inner lobe; md, marginal denticles; mds, male distal basipodite setae; ms, marginal valve setae; pam, preanal postabdomen margin; pc, postabdominal claw; ppr, postabdominal process; scs, scale-like setae. Scale bars: 200 µm (A, B); 50 µm (C – F, H – L); 20 µm (G).	Figure 6. Lathonura rectirostris (O. F. Müller, 1785) from Lake Randsfjorden, Innlandet, Norway (Fig. 1, loc. 1), male morphology. A. General lateral view; B. Ventral view; C. Posteroventral valve margin; D. Postabdomen in lateral view; E – G. Antenna I: E. Lateral view; F. Anterior view; G. Antenna I tip in posterior view; H. Antenna II basipodite in outer view; I – L. Thoracic limb I: I. Outer view (inner endites not shown); J. Inner endites in anterior view; K. Subdistal lobe in outer view; L. Subdistal lobe in anterior view. Abbreviations: AI, antenna I; AII, antenna II; acs, accessory seta; aes, aesthetascs; ao, anal opening; as, basal seta of antenna I; gp, gonopore; ejh, ejector hooks; en, endopodite; ex, exopodite; mas, male seta of antenna I; h, IDL hook; IDL, inner distal lobe; IL, inner lobe; md, marginal denticles; mds, male distal basipodite setae; ms, marginal valve setae; pam, preanal postabdomen margin; pc, postabdominal claw; ppr, postabdominal process; scs, scale-like setae. Scale bars: 200 µm (A, B); 50 µm (C – F, H – L); 20 µm (G).	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
EC4A39C2F7FB597B9B805BDB0B4BC544.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397525		Figure 1. Studied populations of Lathonura Lilljeborg, 1853. Squares indicate records of L. rectirostris (O. F. Müller, 1785) s. l., circles are records of L. bekkerae sp. nov. Filled points are included in the genetic analysis (see Table 1); for white points, only morphological analysis was conducted. Localities: 1, 2, Innlandet, Norway (60 ° 47.70 ' N, 10 ° 8.02 ' E; 60 ° 31.77 ' N, 10 ° 17.67 ' E); 3, Murmansk Area, Russia (69 ° 11.80 ' N, 35 ° 7.31 ' E); 4, Tver Area, Russia (57 ° 36.55 ' N, 35 ° 54.84 ' E); 5, Moscow Area, Russia (55 ° 45.11 ' N, 36 ° 30.65 ' E); 6, Moscow Area, Russia (55 ° 41.93 ' N, 36 ° 43.83 ' E); 7, Ryazan Area, Russia (54 ° 34.95 ' N, 40 ° 3.19 ' E); 8, 9, Kostroma Area, Russia (58 ° 10.15 ' N, 44 ° 30.57 ' E; 58 ° 11.3 ' N, 44 ° 33.24 ' E); 10, 11, Nizhny Novgorod Area, Russia (56 ° 12.69 ' N, 43 ° 45.13 ' E; 56 ° 12.32 ' N, 43 ° 45.41 ' E); 12, 13, Penza Area, Russia (53 ° 14.04 ' N, 45 ° 5.28 ' E; 53 ° 10.36 ' N, 45 ° 4.46 ' E); 14, 15, Chelyabinsk Area, Russia (55 ° 0.68 ' N, 59 ° 54.48 ' E; 54 ° 59.46 ' N, 59 ° 50.38 ' E); 16, 17, Tomsk Area, Russia (56 ° 43.33 ' N, 84 ° 41.52 ' E; 56 ° 32.63 ' N, 84 ° 9.48 ' E); 18, Uvs Aimag, Mongolia (50 ° 29.67 ' N, 93 ° 36.02 ' E); 19, Rhode Island, U. S. A. (41 ° 55.45 ' N, 72 ° 13.04 ' W); 20, New Hampshire, U. S. A. (43 ° 22.54 ' N, 73 ° 55.80 ' W); 21, Manitoba, Canada (58 ° 42.54 ' N, 94 ° 9.66 ' W); 22, Krasnoyarsky Krai, Russia (62 ° 21.24 ' N, 89 ° 2.49 ' E); 23–25, Irkutsk Area, Russia (52 ° 58.28 ' N, 102 ° 38.81 ' E; 52 ° 29.06 ' N, 103 ° 57.22 ' E; 52 ° 1.64 ' N, 105 ° 24.76 ' E); 26, Zabaikalsky Krai, Russia (53 ° 29.20 ' N, 120 ° 3.04 ' E); 27–29, Yakutia, Russia (62 ° 12.28 ' N, 127 ° 44.84 ' E; 62 ° 1.11 ' N, 129 ° 45.42 ' E; 62 ° 48.36 ' N, 131 ° 4.50 ' E); 30, Magadan Area, Russia (59 ° 44.37 ' N, 150 ° 51.36 ' E); 31–33, Kamchatsky Krai, Russia (61 ° 17.58 ' N, 164 ° 42.30 ' E; 61 ° 22.62 ' N, 164 ° 44.28 ' E; 58 ° 52.58 ' N, 163 ° 48.55 ' E); 34, Alaska, U. S. A. (65 ° 5.34 ' N, 165 ° 4.63 ' W). For more information on localities, see Suppl. material 6.	Figure 1. Studied populations of Lathonura Lilljeborg, 1853. Squares indicate records of L. rectirostris (O. F. Müller, 1785) s. l., circles are records of L. bekkerae sp. nov. Filled points are included in the genetic analysis (see Table 1); for white points, only morphological analysis was conducted. Localities: 1, 2, Innlandet, Norway (60 ° 47.70 ' N, 10 ° 8.02 ' E; 60 ° 31.77 ' N, 10 ° 17.67 ' E); 3, Murmansk Area, Russia (69 ° 11.80 ' N, 35 ° 7.31 ' E); 4, Tver Area, Russia (57 ° 36.55 ' N, 35 ° 54.84 ' E); 5, Moscow Area, Russia (55 ° 45.11 ' N, 36 ° 30.65 ' E); 6, Moscow Area, Russia (55 ° 41.93 ' N, 36 ° 43.83 ' E); 7, Ryazan Area, Russia (54 ° 34.95 ' N, 40 ° 3.19 ' E); 8, 9, Kostroma Area, Russia (58 ° 10.15 ' N, 44 ° 30.57 ' E; 58 ° 11.3 ' N, 44 ° 33.24 ' E); 10, 11, Nizhny Novgorod Area, Russia (56 ° 12.69 ' N, 43 ° 45.13 ' E; 56 ° 12.32 ' N, 43 ° 45.41 ' E); 12, 13, Penza Area, Russia (53 ° 14.04 ' N, 45 ° 5.28 ' E; 53 ° 10.36 ' N, 45 ° 4.46 ' E); 14, 15, Chelyabinsk Area, Russia (55 ° 0.68 ' N, 59 ° 54.48 ' E; 54 ° 59.46 ' N, 59 ° 50.38 ' E); 16, 17, Tomsk Area, Russia (56 ° 43.33 ' N, 84 ° 41.52 ' E; 56 ° 32.63 ' N, 84 ° 9.48 ' E); 18, Uvs Aimag, Mongolia (50 ° 29.67 ' N, 93 ° 36.02 ' E); 19, Rhode Island, U. S. A. (41 ° 55.45 ' N, 72 ° 13.04 ' W); 20, New Hampshire, U. S. A. (43 ° 22.54 ' N, 73 ° 55.80 ' W); 21, Manitoba, Canada (58 ° 42.54 ' N, 94 ° 9.66 ' W); 22, Krasnoyarsky Krai, Russia (62 ° 21.24 ' N, 89 ° 2.49 ' E); 23–25, Irkutsk Area, Russia (52 ° 58.28 ' N, 102 ° 38.81 ' E; 52 ° 29.06 ' N, 103 ° 57.22 ' E; 52 ° 1.64 ' N, 105 ° 24.76 ' E); 26, Zabaikalsky Krai, Russia (53 ° 29.20 ' N, 120 ° 3.04 ' E); 27–29, Yakutia, Russia (62 ° 12.28 ' N, 127 ° 44.84 ' E; 62 ° 1.11 ' N, 129 ° 45.42 ' E; 62 ° 48.36 ' N, 131 ° 4.50 ' E); 30, Magadan Area, Russia (59 ° 44.37 ' N, 150 ° 51.36 ' E); 31–33, Kamchatsky Krai, Russia (61 ° 17.58 ' N, 164 ° 42.30 ' E; 61 ° 22.62 ' N, 164 ° 44.28 ' E; 58 ° 52.58 ' N, 163 ° 48.55 ' E); 34, Alaska, U. S. A. (65 ° 5.34 ' N, 165 ° 4.63 ' W). For more information on localities, see Suppl. material 6.	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
EC4A39C2F7FB597B9B805BDB0B4BC544.taxon	http://purl.org/dc/dcmitype/StillImage	image/png	https://binary.pensoft.net/fig/1397526		Figure 2. Genetic diversity of Lathonura Lilljeborg, 1853 revealed by COI gene Folmer fragment barcoding. A. Maximum likelihood phylogram (branch supports obtained by 100 standard bootstrap replicates); B. TCS haplotype network.	Figure 2. Genetic diversity of Lathonura Lilljeborg, 1853 revealed by COI gene Folmer fragment barcoding. A. Maximum likelihood phylogram (branch supports obtained by 100 standard bootstrap replicates); B. TCS haplotype network.	2025-08-19	Dadykin, Ivan A.;Pereboev, Dmitry D.		Zenodo	biologists	Dadykin, Ivan A.;Pereboev, Dmitry D.			
