The Yponomeutidae of the Afrotropical region (Lepidoptera: Yponomeutoidea) Author Agassiz, David J. L. text Zootaxa 2019 2019-05-07 4600 1 1 69 journal article 21123 10.11646/zootaxa.4600.1.1 b0e41b14-7810-464d-9b1b-322bab9aa1bc 1175-5326 4000391 AFA62339-C2D5-47C5-80AD-CA5E75B365F5 23. Yponomeuta atricatoa sp. nov. Description of adult ( Plate 4 ). Wingspan 24–25 mm . Head grey, labial palpus dark brown, a white spot on top of segment 2, segment 3 with pale ochreous tip; antenna weakly annulate, scape paler. Thorax grey with three black spots, tegula grey with a black spot anteriorly. Forewing grey, a set of 3 black spots on costa from base to ¼, a subcostal row of 4 black spots in medial area, 5 or 6 spots along fold, 3 spots subdorsally; terminal fringe concolorous with wing. Hindwing dark grey. Abdomen grey. Male genitalia ( Plate 12 ). Uncus absent, socius short and inwardly curved, gnathos comprising weak lobes, valva narrow and curved with a clothing of dense hairs, towards apex tending to be grouped in clusters, saccus moderately long terminating in a slight bulb. Aedeagus straight, slightly longer than valva, cornuti a small cluster of weakly defined spines. (BMNH Microlep 33640). Female genitalia: Not known. Biology. Larva on Maytenus , adults recorded from January to May, September, October and December. Diagnosis. A species with dark grey forewings, darker hindwings and valvae of the male genitalia are exceptionally narrow; the antrum in the female genitalia is sclerotised and straight. Hyaline patch of hindwing much smaller than Y. nigricola . Derivation of name. From the black hindwings of the species. Distribution. Recorded from Republic of South Africa and Zimbabwe . Type material. Holotype Natal , Krantzkloof 8.ix.1903 Bell Manley BMNH Microlep 33640; NH- MUK010919526. 9 paratypes : REPUBLIC OF SOUTH AFRICA : 1 ♂ Weenen , Natal viii.1894 R. ( Meyrick coll.); 1 ♂ Durban , Natal , 4.iii.1919 ; 1 ♀ Wyliespoort 18–20.iii.1954 A.J.T. Janse ; 1 ♂ 1 ♀ Transkei , Umtata 31°36’S 28°47’E 2.i.1989 N.J. Duke ; 3 ♂ 1 ♀ Transkei , Umtata 22.xi.1987 (2), 17.x.1988 , 2.i.1989 , 21.iv.1989 ( TMSA ). Other material examined: 3 ♂ Transkei , Langei from larva on Maytenus em. 10.ii.1987 , 25.ii.1987 (2) ; 1 ♀ East Cape , Hogsback 17.iii.1996 N.J. Duke ; 1 ♀ Transvaal , Nelshoogte gallery forest below St. 25°51’S 30°53’E 4.xii.1987 E–782354 leg Endrödy-Younga. ZIMBABWE : 1 ♀ Victoria Falls Rain Forest 5.v.1954 AJT Janse ; 1 ♂ Christon Bank , Harare 10.x.1993 N.J. Duke ( TMSA ) .