Revision of the endemic African genus Dinapsis (Dinapsini, Megalyridae, Hymenoptera) with description of seven new species van Noort, Simon Shaw, Scott Richard Copeland, Robert S. ZooKeys 2022 2022-07-12 1112 27 122 0040ED97-810B-5CBE-A840-B773E2D2632F Waterston, 1922 Waterston 1922 Insecta Megalyridae Dinapsis GBIF Animalia Dinapsis turneri Hymenoptera 0 27 Arthropoda species turneri   Figs 33 , 34 , 35 , 36 , 37 , 38  Material examined.    Holotype. South Africa• ♀; [ Western Cape], Cape Province, Ceres; [ 33.358903°S, 19.298398°E]; Feb. 1921; R.E. Turnerleg.; Brit. Mus.; 1921-115;  Dinapsis turneri, Waterst. ♀; B.M. TYPE HYM 3,a,313, NHMUK 010198789; see slide collection; IMAGED WaspWebLAS 4.4 SAMC 2015 [yellow label]; Type H.T.[white circular label with red rim]; HOLOTYPE  Dinapsis turneriWaterston [red label]; NHMUK.  Additional material.   South Africa• 1 ♀;  Eastern Cape, Asante Sana Game Reserve; 32°16.762'S, 24°57.309'E;  1186 ma.s.l.; 7 Apr. -28 Jul. 2010; S. van Noortleg.; Malaise trap; Southern Karoo Riviere Riverine Woodland; ASA09-WOO1-M10; SAM-HYM-P043547; SAMC• 1 ♀; same data except for 28 Jul. -6 Oct. 2010; ASA09-WOO1-M14; SAM-HYM-P043548; SAMC• 2 ♀♀; same data except for 6 Oct. 2010- 17 Jan. 2011, ASA09-WOO1-M18; SAM-HYM-P043549; SAMC• 1 ♀;  Eastern Cape, Huntly Glen Farm;  1065 ma.s.l.; 32°24.561'S, 25°05.946'E; 6 Oct. 2010- 18 Jan. 2011; S. van Noortleg.; Yellow pan trap; Great Fish Thicket; HUN10-ACA1-Y05; SAM-HYM-P048022; SAMC• 1 ♀;  Northern Cape, Avontuur Farm,  16 kmNW Nieuwoudtville; 31°16.249'S, 19°02.900'E;  764 ma.s.l.; 28 Sep. -29 Dec. 2010; S. van Noortleg.; Malaise trap; Bokkeveld Sandstone Fynbos; GL07-FYN1-M152; SAM-HYM-P088316; SAMC• 1 ♀;  Western Cape, Banghoek Valley, Dwarsriviershoek Farm; 33°56.824'S, 18°58.123'E;  400 ma.s.l.; 7 Oct. -Nov. 2014; S. van Noortleg.; Malaise trap; Mesic MountainFynbos; BH12-FYN6-M22; SAM-HYM-P048073; SAMC• 3 ♀♀; same data except for 24 Jun. -21 Sep. 2015; BH12-FYN6-M30; SAM-HYM-P088348; SAM-HYM-P088349; SAM-HYM-P088350; SAMC• 2 ♀♀; same data except for 21 Sep.-3 Nov. 2015; BH12-FYN6-M31; SAM-HYM-P086443; SAM-HYM-P088320; SAMC• 1 ♀; 1 ♂; same data except for 26 Jun. -29 Mar. 2016; BH12-FYN6-M34; SAM-HYM-P088351; SAM-HYM-P088352; SAMC.  Diagnosis. Scutoscutellar sulci meet transscutal articulation independently. The propodeum is short (twice as wide as long; Fig. 33C). Forewing with narrow black bands, absent from costal cell; short, dark setae on dorsal surface of mesoscutum. Hind tibial dorsal setae large and white with fewer large black setae scattered between the white setae. Trochanter and trochantellus whitish yellow on all legs.   Figure 33.  Dinapsis turneriholotype female NHMUK010198789 (NHMUK) Ahabitus, dorsal view Bhabitus, lateral view Chead, mesosoma, metasoma, dorsal view Dhead, mesosoma, metasoma, lateral right view Ehead and mesosoma, lateral left view Fright antenna, dorsal view. Scale bars: 1000 µm( A, B); 500 µm( C, D, F); 200 µm( E).  Distribution. (Fig. 44) South Africa (Eastern Cape, Northern Cape, and Western Cape provinces).  Comments.   Dinapsis turneriis associated with the Fynbos biome in the Western Cape and the Savanna biome in the Eastern Cape and appears to not be a forest-associated species.  Revised description based on holotype and freshly collected specimens.  Female. Bodylength 3-4 mm excluding ovipositor.   Colour.Head and mesosoma black. Head with a dense covering of white setae on occiput, brown, more widely spaced setae on face and frons (rubbed off on holotype); mesoscutal plate black, mesosoma black; metasoma dark brown. Scape and pedicel orange-brown, F1-F4 and F8-F12 dark brown, F5-F7 yellowish brown forming a median anellus on antennae. Trochanter and trochantellus whitish yellow, rest of legs black, except tarsi which are lighter. Ovipositor orange-brown; mandibles reddish brown. Eyes and ocelli silvery. Wing membrane clear except for two dark brown pigmented bands across forewing, apical band wide, basal band narrow ca. 1/3 width of apical band with the apical band extending slightly as a medial infuscation towards apical wing margin.   Figure 34.  Dinapsis turneriholotype female NHMUK010198789 (NHMUK) Amesosoma, lateral right view Bhead, mesosoma, lateral right view Chead, anterior view Dhead, mesoscutum, dorsal view Ehead, posterolateral view Fhind coxa, antiaxial view. Scale bars: 200 µm( A, C, D, E); 500 µm( B); 100 µm( F).  Headoval, 1.25 xwider than high; vertex, frons, and face evenly sparsely punctate, interstices polished and 1-3 xgreater than puncture width; ocelli small, OOL twice ocellar diameter; all ocelli bounded by a semi-circular depression on the side facing outer edge of the triangle; ocellar triangle an isosceles (LOL 1.25 xLOL); eye large and slightly protuberant, inner margins nearly parallel in anterior view, but diverging slightly ventrally; eye evenly covered with minute white ocular setae; eye margined posteriorly by foveate groove; postocular orbital carina absent; antenna with 12 flagellomeres having flagellar length/width ratios as follows: F1 = 6, F2 = 5.5, F3 = 5.0, F4 = 5.0, F5-F7 = 4.0, F8 = 4.5, F9 to F11 = 4.0, F12 = 4.5; apical flagellomere wider than basal flagellomeres; temple adjacent to ocular orbital carina punctate-rugulose, temple width 0.75 xeye width in lateral view; malar length 1.5 xmandible width basally; occiput punctate-rugulose in contrast to the polished, sparsely punctate vertex; occipital carina wide and crenulate with large fovea.   Figure 35.  Dinapsis turneriholotype female NHMUK010198789 (NHMUK) Amesosoma, dorsal view Bmetasoma, legs, lateral view Chind leg, antiaxial view Dwings, dorsal view Eovipositor tip, lateral view Fdata labels. Scale bars: 200 µm( A, E); 500 µm( B-D).   Mesosoma.Pronotum medially polished, laterally excavated with a row of large oblong foveae situated dorsally, and posteriorly on the margin with the mesopleuron; medially with angled, central tri-radiating rows of foveae, dorsal two arms of fovea joining with dorsal row of fovea circumscribing a medial polished excavation. Mesoscutal anterior plate polished, with a medial row of punctures, and a lateral carina bounded by a shallow foveate groove; mesoscutum 1.18 xwider than long, mesoscutal shoulders evenly rounded, polished, with scattered long setae; mesoscutal lobes hardly evident; medial mesoscutal furrow deep and sinusoidally jagged with fovea; transscutal articulation a smooth furrow, anterior edge crenulated, posterior edge straight; scutoscutellar sulci comprising a line of adjacent large fovea, meeting transscutal articulation independently; scutellar disc medially polished, with scattered erect setae; mesopleuron in lateral view shallowly foveate on edges, except for posterior ventral margin, medially polished with dense long, white setae covering most of mesopleuron, except for glabrous posterior patch; with large median pit. Metanotum with raised, setose medial area flanked anteriorly by narrow foveate depression laterally grading into wider, larger foveae. Propodeum medially with strongly developed transverse carinae between submedian longitudinal carinae, fewer transverse carinae present in lateral longitudinal tracks. Medial track anteriorly with two deep fovea, lateral tracks each anteriorly with two or three deep foveae.   Figure 36.  Dinapsis turneriholotype female slide-mount NHMUK010198789 (NHMUK) Aantenna, lateral view Bmaxillolabial complex, dorsal view Cmandible, posterior view Dsitophore and pharyngeal plate on left, structure on the right not identifiable (possibly part of the maxillolabial complex) Ewings, dorsal view Fslide. Scale bars: 500 µm( A, E); 200 µm( B, C); 100 µm( D).   Legs.Apex of fore tibia with comb of stout spines; hind coxa sparsely punctate, densely covered with long, silky, white setae obscuring surface on ventral 1/2; hind femur stout, polished, 2.8 xlonger than wide, outer surface of hind femur sparsely, but evenly covered with short, erect, white setae, inner surface of hind femur polished, sparsely punctate with very short setae; surface of elongate (7.5 xlonger than wide) hind tibia polished, with long erect white setae dorsally and fewer large black setae scattered between the white setae, shorter setae laterally and ventrally; dorsal setae lacking spatulate tips; inner ventral margin of hind tibia with a dense longitudinal patch of shorter whitish yellow setae; hind basitarsus long, subequal in length to remaining four tarsomeres combined; basitarsus ventrally with dense preening brush consisting of numerous short, whitish yellow setae, inclined anteriorly; basitarsus dorsally with normal scattered long, white setae, lacking spatulate tips; T2 and T3 1.3 xas long as wide, T4 as long as wide, T5 4 xas long as wide; all tarsomeres with normal hair-like setae; tarsal claw simple, strongly curved.   Figure 37.  Dinapsis turnerinon-type female, Asante Sana, SAM-HYM-P043549 (SAMC) Ahabitus, dorsal view Bhabitus, lateral view Chead, mesosoma, dorsal view Dhead, mesosoma, lateral view Ehead, anterior view Fhead, dorsal view. Scale bars: 1000 µm( A, B); 500 µm( C, D); 200 µm( E, F).   Wings.Forewing length 2.9 mm, 2.9 xlonger than wide; wing basally with cells R and 1A largely devoid of setae; 1R1, 1M and 2CU with very small, sparse setae compared to wing apical of these cells, which is evenly covered with small, scattered setae; wing clear with two dark pigmented vertical bands. Basal wing band much narrower than apical band, narrowest dorsally widening progressively towards ventral wing margin, covering basal 1/2 of cell 1M, anterior eighth of cells R and 1Cu, extending ventrally to wing margin, covering entire cell 2CU and 3A; apical wing band wider, starting at base of pterostigma, and anterior 1/3 of 1R1, extending apically to cover entire marginal cell 2R1, ventrally to cover entire cell 1+2RS, medially more diffuse, slightly extending towards apical wing margin; extending ventrally with infuscate pigmentation across cells 2+3M and 3CU, to lower wing margin; forewing venation with vein Rs apically curving abruptly towards anterior wing margin to form short, truncate marginal cell 2R1; apical segment of vein M long, extending beyond apex of marginal cell, vein M with small white bulla situated at 0.425 xvein length. Hind wing with apical stub of vein Rs 2/3 of shortest width between the propodeal submedian longitudinal carinae.   Figure 38.  Dinapsis turnerinon-type female, Asante Sana SAM-HYM-P043549 (SAMC) Amesosoma, dorsal view Bmesosoma, lateral view Cmetasoma, dorsal view Dmetasoma, lateral view Ehind leg, antiaxial view Fwings, dorsal and ventral view (inset: data labels). Scale bars: 200 µm( A-E); 500 µm( F).  Metasomain dorsal view 1.57 xlonger than wide, with seven dorsally visible terga, all polished; pygostyles long, setose, pale yellow; exposed portion of ovipositor, in lateral view 2.0 xlonger than metasomal length; ovipositor sheaths setose, strongly curled (an artefact of preservation).  Variation. Male much smaller than female, 2.0 mm body length; flagellum uniformly yellowish brown without medial lighter coloured band section. 1921-02 R. E. Turner, Brit. Mus., Waterst., WaspWeb, Type H. T. South Africa -33.358902 Ceres 1 19.298397 Western Cape Holotype 2022-01-01 2022-12-31 2022-01-01 South Africa South Africa 1 1 2010-04-07 2010-07-28 2010-04-07 Malaise trap S. van Noort South Africa 1186 -32.279366 Southern Karoo Riviere Riverine Woodland 1 24.95515 Asante Sana Game Reserve 1 Eastern Cape 2010-07-28 2010-10-06 2010-07-28 S. van Noort South Africa 1186 -32.279366 Southern Karoo Riviere Riverine Woodland 1 24.95515 Asante Sana Game Reserve 1 Eastern Cape 2010-10-06 2011-01-17 2010-10-06 S. van Noort South Africa 1186 -32.279366 Southern Karoo Riviere Riverine Woodland 1 24.95515 Asante Sana Game Reserve 1 Eastern Cape 2010-10-06 2011-01-18 2010-10-06 Yellow pan trap S. van Noort, Great Fish Thicket South Africa 1065 -32.40935 Huntly Glen Farm 1 25.0991 1 Eastern Cape 2010-09-28 2010-12-29 2010-09-28 Malaise trap S. van Noort, Bokkeveld Sandstone Fynbos South Africa 764 -31.270817 Avontuur Farm 1 19.048334 1 Northern Cape 2014-10-07 2014-11-07 2014-10-07 Malaise trap S. van Noort South Africa Banghoek Valley 400 -33.947067 Mesic Mountain 1 18.968718 Dwarsriviershoek Farm 1 Western Cape 2015-06-24 2015-09-21 2015-06-24 S. van Noort South Africa Banghoek Valley 400 -33.947067 Mesic Mountain 1 18.968718 Dwarsriviershoek Farm 1 Western Cape 2015-09-21 2015-11-03 2015-09-21 S. van Noort South Africa Banghoek Valley 400 -33.947067 Mesic Mountain 1 18.968718 Dwarsriviershoek Farm 1 Western Cape 2016-03-29 2016-06-26 2016-03-29 S. van Noort South Africa Banghoek Valley 400 -33.947067 Mesic Mountain 1 18.968718 Dwarsriviershoek Farm 1 Western Cape