taxonID	type	description	language	source
36359340AA6BC53E7BE6FF28FB0832E3.taxon	materials_examined	Type species: Burckhardtiana zeus sp. nov., by present designation; gender feminine.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6BC53E7BE6FF28FB0832E3.taxon	description	Description. Adult. Small- to medium-sized psyllids, body (including wings) 1.9 – 3.4 mm long. Head as wide as or slightly wider than thorax, moderately to strongly inclined from longitudinal body axis at 45 – 90 °. Vertex subrectangular or subtrapezoidal, 0.3 – 0.5 times as long along mid-line as wide between lateral ocelli; hind margin, in dorsal view, weakly concave; covered with transversely imbricate microsculpture and very short setae; coronal suture fully developed. Genae separated from vertex by transverse, sometimes indistinct groove; anteriorly produced into short, apically blunt or truncate transverse processes with two very long and several short setae. Eyes subglobular or transversely oval, slightly narrowed at base giving a stalked look. Preocular sclerite developed as narrow ribbon. Lateral ocelli situated at outer posterior angles of vertex, small; median ocellus visible from above, at the dorsal margin of frons which is developed as small, slightly oval sclerite. Antenna 10 - segmented, 1.0 – 1.2 times as long as head width; with a single subapical rhinarium on each of segments 4, 6, 8 and 9; segment 3 longest segment; proximal terminal seta longer than segment 10. Clypeus broadly pear-shaped; in lateral view, concealed by genae; bearing a pair of long setae. Rostrum 0.3 – 0.5 times as long as head width. Thorax moderately arched dorsally; covered with microsculpture and short setae. Pronotum transversely ribbon-shaped, with two sublateral impressions on either side. Propleurites partly hidden by eyes, narrow; suture with two dorsal branches; epimeron larger than episternum. Mesopraescutum transversely lenticular; mesoscutum moderately large, weakly arched on either side; mesoscutellum subrectangular with anterior corners ending in a spike, slightly inclined from longitudinal body axis. Mesepimeron flattened or slightly produced, lacking longitudinal edge in the middle. Mesosternum short, weakly concave anteriorly; sternocoxal suture weak; angle between arms of precoxale obtuse. Metapostnotum short and broad, sometimes with blunt or pointed median tubercle. Metacoxa large, bearing moderately large, somewhat knob-shaped meracanthus, without lateral tubercle or swelling above meracanthus; coxal cavity with very small membranous tubercle. Metafemur thickened, much shorter than metatibia; the three ventral sense organs are situated near the base; with a group of thick bristles on outer face distally. Metatibia 0.7 – 0.8 times as long as head with, lacking basal spine, hardly widening to apex, bearing a posteriorly open crown of 8 – 10 strongly sclerotised black apical spurs. Metabasitarsus with two black lateral spurs. Forewing irregularly oboval, 1.6 – 2.1 times as long as wide, 2.1 – 2.6 times as long as head width, broadly, irregularly rounded apically; membrane semitransparent with light to dark brown pattern consisting of dots and patches; costal break developed; anal break close to apex of vein Cu 1 b; veins clothed in sparse short setae about as long as diameter of veins; vein C + Sc slightly widened, weakly evenly curved; pterostigma relatively short and broad, subcoriaceous; veins R and M + Cu of subequal length; vein Rs weakly sinuous; cell cu 1 relatively high and short; surface spinules present in all cells but leaving spinule-free stripes along the veins, much denser in apical third than basally. Hindwing almost as long as forewing; costal setae ungrouped; vein M + Cu developed. Male proctiger one or two-segmented, 0.4 times as long as head width, covered in long setae, strongly produced posteriorly. Male subgenital plate elongate, covered in moderately long to long setae. Paramere, in lateral view, digitiform; inner face densely beset with thick bristles. Aedeagus long and slender; proximal segment strongly curved basally; distal segment long and slender with small apical dilation; sclerotised end tube of ductus ejaculatorius short, weakly sinuate. Female terminalia long; proctiger 1.0 times as long as head width; proctiger and subgenital plate with each a spiniform, serrate apical process (Fig. 4 D, F); circumanal ring oval, consisting of two unequal rows of pores; dorsal valvula long and slender; ventral valvula broad, with a single large subapical tooth ventrally, obliquely truncate apically; lateral valvula narrow, straight, narrowly rounded apically. Fifth instar immature. Free living. Body (Fig. 5 A, B) subcircular, 0.9 – 1.0 times as long as wide, flattened, moderately sclerotised. Head with moderately sized eyes bearing several ocular setae. Cephalothoracic sclerite large. Antenna 9 - segmented, 0.8 times as long as forewing pad, with each a subapical rhinarium on segments 3, 5, 6 and 7; with two sectasetae on segment 3 and each one on segments 5 and 7. Thoracic tergites small (Fig. 5 D, E). Legs moderately long. Both claws fully developed; tarsal arolium fan-shaped, with petiole longer than claws and unguitractor (Fig. 5 C). Wing pads large; forewing pad with humeral lobe. Caudal plate large, irregularly rounded or angular posteriorly. Anus in ventral position; circumanal rings vaguely V-shaped, each consisting of a single row of pores; additional pore fields lacking. Body, wing pads and caudal plate bearing narrow, pointed or blunt sectasetae, clavate and lanceolate setae (Fig. 5 D, E).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6BC53E7BE6FF28FB0832E3.taxon	etymology	Etymology. The new genus is dedicated to Daniel Burckhardt, the leading psyllid taxonomist, on the occasion of his 70 th birthday.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6BC53E7BE6FF28FB0832E3.taxon	distribution	Distribution. Brazil.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6BC53E7BE6FF28FB0832E3.taxon	biology_ecology	Host plant. Roupala montana Aubl. (Proteaceae).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6BC53E7BE6FF28FB0832E3.taxon	discussion	Comments. In addition to the three Brazilian Burckhardtiana species described here, there are three undescribed species each from Brazil (unpublished NHMB data) and from Costa Rica (unpublished NHMUK data), respectively, in the material at hand. The species are, as far as known, also associated with Roupala montana.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA68C5397BE6F95EFDDD3717.taxon	description	(Figs 1 A, B, G, 2 A, B, E, F, 3 A – C, 4 D, E, 5 A, C, D)	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA68C5397BE6F95EFDDD3717.taxon	materials_examined	Material examined. Holotype ♂, Brazil: Paraná, Colombo, Embrapa campus, S 25.3215 ° W 49.1579 °, 920 m, 8. x. 2019, Roupala montana var. brasiliensis, park (D. Burckhardt & D. L. Queiroz) # 382 (7) (UFPR, dry mounted). Paratypes. Brazil: Paraná: 1 ♀, Colombo, Embrapa campus, S 25.3215 ° W 49.1579 °, 920 m, 1. v. 2019, Roupala montana var. brasiliensis, park (D. Burckhardt & D. L. Queiroz) # 339 (7) (NHMB; dry mounted; NMB-PSYLL 0003055); 3 ♂, 4 ♀, 8 immatures, same as holotype but (NHMB, UFPR; dry and slide mounted, 70 % ethanol; NMB-PSYLL 0003056 – NMB-PSYLL 0003062).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA68C5397BE6F95EFDDD3717.taxon	description	Description. Adult. Colouration (Fig. 1 A). Yellowish-orange. Vertex greyish, genal processes white. Antenna yellow, segments 1, 9 – 10 entirely dark brown to black, 4 – 7 greyish except for yellow base, segment 8 in apical half dark brown to black. Thorax dorsally with brown and dark brown dots and patches, mesoscutum sometimes with brown longitudinal stripes. Legs whitish; femora with each a subbasal and subapical dark brown ring; pro- and mesotarsi dark brown. Forewing (Figs 1 A, 2 E) with distinct dark brown band along apical margin and each a brown patch at the base of cells r 2 and m 2 as well as the apical portion of clavus. Hindwing whitish. Abdominal sclerites and terminalia dark brown. Male subgenital plate and paramere partly ochreous. Structure. Body (Fig. 1 A) 2.3 – 2.7 mm long (2 ♂, 5 ♀). Head (Fig. 1 B) with subtrapezoidal vertex, 0.4 times as long as wide; genal processes very small, forming blunt transverse tubercles, indistinctly separated from vertex; eyes transversely oval. Antenna 1.0 ‒ 1.2 times as long as head width; antennal segment 10 1.7 times as long as its diameter; length ratio of antennal segment 10 and terminal setae as 1.0: 2.0: 1.8. Rostrum 0.3 ‒ 0.5 times head width. Mesepimeron flattened, lacking tubercle. Metapostnotum slightly arched medially. Metatibia 0.7 ‒ 0.8 times as long as head width, with 8 apical spurs. Forewing 2.1 – 2.6 times as long as head width, 1.6 – 2.0 times as long as wide; pterostigma broadest in the middle, relatively short; surface spinules in cell r 2 above bifurcation of vein M forming irregular squares or rhombi. Terminalia as in Figs 3 A – C, 4 D, E. Male proctiger two-segmented, forming angular lobe posteriorly. Paramere as long as proctiger; in profile, digitiform, lacking small subapical lobe posteriorly; inner face with relatively widely space thick bristles in apical third. Distal segment of aedeagus shorter than proctiger, with small hook-shaped apico-ventral dilation. Female proctiger as long as head width, relatively abruptly narrowing to apical spiniform process; circumanal ring 0.3 times as long as proctiger; female subgenital plate 0.5 times as long as proctiger, relatively abruptly narrowing to apical spiniform process. Measurements (in mm) (1 ♂, 1 ♀). Head width 0.82 – 0.90; antenna length 0.94 – 1.00; forewing length 1.92 ‒ 2.14; male proctiger length 0.32; paramere length 0.32; length of distal segment of aedeagus 0.26; female proctiger length 0.84. Fifth instar immature. Colouration. Yellowish with brown dots. Antenna dark brown, segments 1, 2 and basal half of segment 3 yellow. Thoracic sclerites dark brown. Structure. Body (Fig. 5 A) 0.9 times as long as wide. Antennal flagellum with pointed sectasetae. Minute clavate setae on thorax dense (Fig. 5 D). Fore- and hindwing pads lacking dorsal sectasetae. Caudal plate broadly rounded posteriorly (Fig. 5 A); with, at most, each a submedian longitudinal row of mostly blunt sectasetae. Large marginal, mostly blunt sectasetae in following numbers: forewing pad 3 – 6, hindwing pad 2, abdomen (one half only) 6 – 7. Measurements (in mm) (2 immatures). Body length 1.36 ‒ 1.38; antenna length 0.56 ‒ 0.58; forewing pad length 0.72.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA68C5397BE6F95EFDDD3717.taxon	etymology	Etymology. Apollo was the Olympian god of science, prophecy and oracles, music, song and poetry, among many other things.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA68C5397BE6F95EFDDD3717.taxon	biology_ecology	Host plant. Roupala montana var. brasiliensis (Klotzsch) K. S. Edwards (Proteaceae).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA68C5397BE6F95EFDDD3717.taxon	distribution	Distribution. Brazil (Paraná).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6FC5357BE6FB75FDA7322B.taxon	description	(Figs 1 C, D, H, 2 C, G, H, 3 D – F, 4 F, G, 5 B, E)	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6FC5357BE6FB75FDA7322B.taxon	materials_examined	Material examined. Holotype ♂, Brazil: Minas Gerais, Coromandel, Fazenda Laje, S 18.6304 ° W 46.6211 °, 1070 m, 6. iii. 2014, Roupala sp. (D. L. Queiroz) # 609 (4) (UFPR; dry mounted). Paratypes. Brazil: Minas Gerais: 2 ♂, 4 ♀, Coromandel, Fazenda Laje, S 18.5610 ° W 46.9020 °, 1060 m, 12. ii. 2018, Roupala montana var. montana, cerrado vegetation (D. Burckhardt & D. L. Queiroz) # 263 (2) (NHMB; 70 % ethanol; NMB-PSYLL 0003064); 1 ♀, 12 immatures, same but S 18.5575 ° W 46.9019 °, 1090 m, 5. iii. 2014, Roupala sp. (D. L. Queiroz) # 607 (2) (NHMB; slide mounted, 70 % ethanol; NMB-PSYLL 0003065 – NMB-PSYLL 0003066); 1 ♂, 2 ♀, 1 immature, same but S 18.6304 ° W 46.6211 °, 990 m, 6. iii. 2014, Roupala montana var. montana (D. L. Queiroz) # 608 (2) (NHMB; 70 % ethanol; NMB-PSYLL 0003067); 17 ♂, 20 ♀, 15 immatures, same as holotype but (NHMUK, MHNG, NCHU, NHMB, UFPR; dry and slide mounted, 70 % ethanol; NMB-PSYLL 0003068 – NMB-PSYLL 0003075).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6FC5357BE6FB75FDA7322B.taxon	description	Description. Adult. Colouration (Figs 1 C, 2 G) as in B. apollo. Structure. Body (Fig. 1 B) 2.2 – 2.7 mm long (8 ♂, 7 ♀). Head (Fig. 1 D) with subtrapezoidal vertex, 0.3 – 0.4 times as long as wide; genal processes very small, forming blunt transverse tubercles, distinctly separated from vertex; eyes transversely oval. Antenna 1.1 – 1.2 times as long as head width; antennal segment 10 1.7 times as long as its diameter; length ratio of antennal segment 10 and terminal setae as 1.0: 1.7: 1.6. Rostrum 0.4 times head width. Mesepimeron with small tubercle. Metapostnotum with small thorn-like median tubercle. Metatibia 0.8 times as long as head width, with 8 apical spurs. Forewing 2.1 – 2.4 times as long as head width, 1.9 – 2.0 times as long as wide; pterostigma broadest in the middle, relatively short; surface spinules in cell r 2 above bifurcation of vein M forming irregular transverse rows. Terminalia as in Figs 3 D – F, 4 F, G. Male proctiger two-segmented, forming angular lobe posteriorly. Paramere slightly shorter than proctiger; in profile, digitiform, bearing small subapical lobe posteriorly; inner face with relatively widely space thick bristles in apical third. Distal segment of aedeagus shorter than proctiger, with oboval apical dilation. Female proctiger 1.0 times as long as head width, relatively evenly narrowing to apical spiniform process; circumanal ring 0.2 times as long as proctiger; female subgenital plate 0.6 times as long as proctiger, relatively evenly narrowing to apical spiniform process. Measurements (in mm) (1 ♂, 1 ♀). Head width 0.90 ‒ 0.96; antenna length 1.00 – 1.16; forewing length 1.88 ‒ 2.32; male proctiger length 0.32; paramere length 0.30; length of distal segment of aedeagus 0.28; female proctiger length 1.00. Fifth instar immature. Structure. Body (Fig. 5 B) 1.0 times as long as wide. Antennal flagellum with blunt sectasetae. Minute clavate setae on thorax sparse (Fig. 5 E). Fore- and hindwing pads bearing blunt or subacute dorsal sectasetae. Caudal plate slightly angular posteriorly (Fig. 5 B); with each a submedian and a sublateral longitudinal row of blunt sectasetae. Large marginal, mostly pointed sectasetae more in numbers: forewing pad 8 – 9, hindwing pad 3 – 4, abdomen (one half only) 7 – 9. Measurements (in mm) (2 immatures). Body length 1.50; antenna length 0.58 ‒ 0.62; forewing pad length 0.70 – 0.82.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6FC5357BE6FB75FDA7322B.taxon	etymology	Etymology. Athena was the Olympian goddess of wisdom and good counsel, among other qualities.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6FC5357BE6FB75FDA7322B.taxon	biology_ecology	Host plant. Roupala montana var. montana Aubl. (Proteaceae).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA6FC5357BE6FB75FDA7322B.taxon	distribution	Distribution. Brazil (Minas Gerais).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA63C5357BE6F89AFBBA349E.taxon	materials_examined	Material examined. Brazil: Paraná: 1 ♂, Piraquara, Parque Estadual do Marumbi, S 25.4899 / 4936 ° W 48.9750 / 9926 °, 890 – 1170 m, 23 – 24. iv. 2013, Atlantic forest (D. Burckhardt & D. L. Queiroz) # 109 (-) (NMHB; dry; NMB-PSYLL 0003234); 1 ♀, Cerro Azul, BR- 476 km 69, S 25.0685 ° W 49.0877 °, 1080 m, 18 – 19. iv. 2013, Atlantic forest (D. Burckhardt & D. L. Queiroz) # 106 (-) (NMHB; 70 % ethanol; NMB-PSYLL 0003235).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA63C5357BE6FE2DFDDD368F.taxon	description	(Figs 1 E, F, I, 2 D, I, J, 4 A – C)	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA63C5357BE6FE2DFDDD368F.taxon	materials_examined	Material examined. Holotype ♂, Brazil: Paraná, Colombo, Embrapa campus, S 25.3215 ° W 49.1579 °, 920 m, 30. xi. 2020, Roupala montana var. brasiliensis (D. L. Queiroz) # 998 (9) (UFPR; dry mounted.) Paratypes. Brazil: Paraná, ♂, same as holotype but (NHMB; slide mounted; NMB-PSYLL 0003054).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA63C5357BE6FE2DFDDD368F.taxon	description	Description. Adult. Colouration (Fig. 1 E). Yellow. Foveae on vertex orange. Antenna yellow, segments 4 – 7 greyish in the middle, segment 8 in apical half and entire segments 9 and 10 dark brown or black. Thorax dorsally with orange pattern as follows: pronotum with two sublateral dots on either side, mesopraescutum with two large spots along fore margin, mesoscutum with each a submedian and sublateral longitudinal stripe on either side as well as a median line; meso- and metascutellum whitish, the former with a few brown dots. Forewing (Fig. 2 I) yellow with indistinct light brown dots and patches on membrane and dark brown dots on veins. Hindwing light yellowish. Abdominal sclerites yellowish to ochreous. Apex of paramere almost black. Structure. Body (Fig. 1 C) 3.2 mm long (1 ♂). Head (Fig. 1 F) with subrectangular vertex, 0.5 times as long as wide; genal processes relatively large, truncate apically; eyes subglobular. Antenna 1.2 times as long as head width; antennal segment 10 2.3 times as long as its diameter; length ratio of antennal segment 10 and terminal setae as 1.0: 1.3: 0.9. Rostrum 0.4 times head width. Mesepimeron with large tubercle. Metapostnotum with flattened median tubercle. Metatibia 0.8 times as long as head width, with 8 apical spurs. Forewing 2.6 times as long as head width, 2.1 times as long as wide; pterostigma relatively narrow and long; surface spinules in cell r 2 above bifurcation of vein M forming dense irregular transverse rows. Male terminalia as in Fig. 4 A – C. Male proctiger one-segmented, 0.4 times as long as head width, irregularly expanded posteriorly. Paramere slightly shorter than proctiger; in lateral view, apically relatively broad and weakly curved backwards; inner face in apical third with many, densely spaced setae. Apical dilation of distal aedeagal segment gradually widening basally. Female unknown. Measurements (in mm) (1 ♂). Head width 1.04; antenna length 1.22; forewing length 2.72; male proctiger length 0.40; paramere length 0.36; length of distal segment of aedeagus 0.40. Fifth instar immature. Unknown.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA63C5357BE6FE2DFDDD368F.taxon	etymology	Etymology. Zeus was the King of the Olympian Gods; he was respected and feared.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA63C5357BE6FE2DFDDD368F.taxon	biology_ecology	Host plant. Adults were collected on Roupala montana var. brasiliensis (Klotzsch) K. S. Edwards (Proteaceae) which is a possible host.	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA63C5357BE6FE2DFDDD368F.taxon	distribution	Distribution. Brazil (Paraná).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA60C5367BE6FF28FD74329C.taxon	materials_examined	Material examined. Brazil: Paraná: 1 ♂, Colombo, Estrada de Ribeira, between Colombo and Bocaiúva, S 25.3094 ° W 49.1518 °, 930 m, 24. v. 2013, Atlantic forest (D. L. Queiroz) # 497 (-) (NMHB; 70 % ethanol; NMB-PSYLL 0003254); 1 ♀, same but S 25.3078 ° W 49.1423 °, 940 m, Atlantic forest (D. L. Queiroz) # 499 (-) (NMHB; 70 % ethanol; NMB-PSYLL 0003255); 1 ♀, same but Embrapa campus, 16. iii. 2016 (D. L. Queiroz) (NMHB; 70 % ethanol; NMB-PSYLL 0003051); 2 ♀, same but S 25.3215 ° W 49.1579 °, 920 m, 25. xi. 2020, Roupala montana var. brasiliensis (D. L. Queiroz) # 997 (2) (NMHB; 70 % ethanol; NMB-PSYLL 0003052); 1 ♀, same but S 25.3215 ° W 49.1579 °, 920 m, 30. xi. 2020, Roupala montana var. brasiliensis (D. L. Queiroz) # 998 (9) (D. L. Queiroz) # 106 (-) (NMHB; 70 % ethanol; NMB-PSYLL 0003053).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
36359340AA60C5367BE6FDF8FAE330CC.taxon	materials_examined	Material examined. Brazil: Minas Gerais: 1 ♂, Diamantina, Campus JK. GPS 81, S 18.2054 ° W 43.5704 °, 1210 m, 13. ix. 2021 (D. L. Queiroz) # 1009 (-) (NMHB; 70 % ethanol; NMB-PSYLL 0003252); 1 ♀, Diamantina, Mirante, GPS 84, S 17.9239 ° W 43.7865 °, 1310 m 16. ix. 2021 (D. L. Queiroz) # 1014 (-) (NMHB; 70 % ethanol; NMB-NMB- PSYLL 0003253); 1 immature, Vargem Bonita, Parque Nacional da Serra da Canastra, Cachoeira Casca d’Anta, near waterfall, S 20.3090 ° W 46.5231 °, 860 m, 5. ix. 2014, Roupala montana, transition from riparian to Cerrado vegetation (D. Burckhardt & D. L. Queiroz) # 143 (9) (NMHB; 70 % ethanol; NMB-PSYLL 0003250); 1 ♀, Buenópolis, Parque Estadual da Serra do Cabral, Marcos Teixeira, S 17.9035 ° W 44.2308 °, 1000 m, 20. ix. 2019, Roupala montana, riperian forest (D. Burckhardt & D. L. Queiroz) # 369 (6) (NMHB; 70 % ethanol; NMB-PSYLL 0003251).	en	Queiroz, Dalva L. (2025): Burckhardtiana gen. nov., the first Neotropical member of the Euphyllurinae (Hemiptera: Psylloidea: Liviidae). Zootaxa 5727 (1): 58-69, DOI: 10.11646/zootaxa.5727.1.5, URL: https://doi.org/10.11646/zootaxa.5727.1.5
