Cabralis zambeziensis Bakkes, 2017

Bakkes, Deon K., Sole, Catherine L. & Mansell, Mervyn W., 2017, Revision of Afrotropical Silky Lacewings (Neuroptera: Psychopsidae), Zootaxa 4362 (2), pp. 151-212 : 168-171

Cabralis zambeziensis Bakkes n. sp.

( Figs. 27 –36)

Cabralis gloriosus Navás, 1912a:110 (547), pro parte. Type depository: SANC. Holotype: male.

Type locality: Mwinilunga , Zambia (11°45’S 24°25’E).

Etymology. From the type locality at the source of the Zambezi river, noun in apposition.

Material examined: 7 specimens from Zambia, DRC ( JBBC, MRAC, SANC). See table 1.

Type material. Holotype: Database no.: NEUR52669; ♂ ( SANC). Label data: ‘ Zambia / 20km.N. of / Mwinilunga / 11.45S, 24.25E. / 29.x.2006 / A. Gardiner’ (White rectangle). ‘ Holotype / Cabralis zambezi- / ensis Bakkes / D.K. Bakkes 2015’ (Large red rectangle). ‘SANC-Pretoria / Database No. / NEUR52669 ’ (Small blue rectangle). Abdomen cleared by Bakkes in 2014, placed in a glycerine-filled microvial pinned below specimen.

Paratypes: Database no.: NEUR10109; 1♀ ( JBBC). Label data: ‘ ZAMBIA, Chiwoma / 12.20S 24.14E / 6.xi.2004 / S. Collins’ (White rectangle). ‘ Paratype / Cabralis zambezi- / ensis Bakkes / D.K. Bakkes 2015’ (Large blue rectangle). ‘SANC-Pretoria / Database No. / NEUR10109 ’ (Small blue rectangle).

Database no.: NEUR52670; 1♀ (JBBC), 1♀ ( MRAC). Label data: ‘ Zambia / Ndola / 12.58S, 28.37E. / 31.x.2006 / A. Gardiner’ (White rectangle). ‘ Paratype / Cabralis zambezi- / ensis Bakkes / D.K. Bakkes 2015’ (Large blue rectangle). ‘SANC-Pretoria / Database No. / NEUR52670 ’ (Small blue rectangle).

Database no.: NEUR52671; 1♀ ( JBBC). Label data: ‘ Zambia / nr. Munkuntna / 12.43.184S / 27.42.38.2E. / 11.xi.2006 / A. Gardiner’ (White rectangle). ‘ Paratype / Cabralis zambezi- / ensis Bakkes / D.K. Bakkes 2015’ (Large blue rectangle). ‘SANC-Pretoria / Database No. / NEUR52671 ’ (Small blue rectangle).

Diagnosis. This species may be distinguished by (1) pronotal pattern of anteriorly-directed white trident shape with black spot on middle stripe ( Fig. 28 ), (2) male mediuncus thick curved with undulating margin in lateral view (Fig. 30).

Description. ♂ Length body 10–13mm, forewing 17–20mm, hind wing 15–18mm.

♀ Length body 12–14mm, forewing 19–21.5mm, hind wing 17–19.5mm.

Head with dark yellow hue ( Fig. 28 ). Thorax with pronotum dark brownish with anteriorly-directed white trident-like pattern comprising middle stripe and two shorter stripes laterally, middle stripe bearing black spot midway, small ( Fig. 28 ). Wings. Forewing marked with varying number of spots, large and strongly accentuated, dark brownish and pale yellowish brown ( Fig. 27 ).

Abdomen dark brown to blackish ( Fig. 27 ). Male terminalia. Mediuncus strongly decurved, thick hooked shape with undulating margin in lateral view (Fig. 30), apex flattened, bearing setae, dorsal face also bearing setae. Female terminalia. Sternite VII posterior margin deeply depressed, emarginated medially, forming narrow, slender, oblique copulatory fovea in ventral view (Fig. 35); invagination posteriorly directed, hooked-shaped in lateral view (Fig. 36).

Distribution. Central Africa: DRC and northern Zambia ( Fig. 4 ). Moist and dense forest habitats.

PLATE V: FIGURES 29–32. Cabralis zambeziensis n. sp., holotype, male, Mwinilunga, Zambia, Database no.: NEUR52669. 29. Apex of abdomen, lateral. 30. Genitalia, lateral. 31. Apex of abdomen, ventral. 32. Genitalia, dorsal. Abbreviations: 6 – 9 = tergites 6 – 9, VI – IX = sternites 6 – 9, 9gcx = 9th gonocoxite, cc = cercal callus, ect = ectoprocts, gs = gonarcus, med = mediuncus, spp = superprocessus.

Figures

FIGURE 4. Point map distribution of Cabralis against a backdrop of annual precipitation data.

FIGURE 27. Cabralis zambeziensis n. sp., habitus, paratype, female, Ndola, Zambia, Database no.: NEUR52670.

FIGURE 28. Cabralis zambeziensis n. sp., anterior body, dorsal, paratype, female, Chiwoma, Zambia, Database no.: NEUR10109. Figure indicates pronotal pattern of white trident with black spot on middle stripe that is diagnostic for this species.