. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 544 Annals of the South African Museum. District, 4000-5000 feet Locality.—Cedar Mts., Clanwilliam (K. H. B., September 1923, 2 <?<£, 2 $$). Remarks.—It is perhaps doubtful whether this is not merely an extreme variation of bifurcata. It is, however, very distinct both in. Fig. 19. -Aphanicercella quadrata n. sp. a, dorsal plates of Xth tergite; b, supra- anal lobe; c, titillator; d, abdominal segments VI-VIII $. the supra-anal lobe of $ and Vllth sternite of $, and may for the time being stand


. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum. Natural history. 544 Annals of the South African Museum. District, 4000-5000 feet Locality.—Cedar Mts., Clanwilliam (K. H. B., September 1923, 2 <?<£, 2 $$). Remarks.—It is perhaps doubtful whether this is not merely an extreme variation of bifurcata. It is, however, very distinct both in. Fig. 19. -Aphanicercella quadrata n. sp. a, dorsal plates of Xth tergite; b, supra- anal lobe; c, titillator; d, abdominal segments VI-VIII $. the supra-anal lobe of $ and Vllth sternite of $, and may for the time being stand as a distinct species. The sexes were not caught in copula. Aphanicercella nigra n. sp. Imago.—Venation as in barnardi. <$ Genitalia.—IXth sternite with large basal process, almost as large as in cassida. Dorsal plates of Xth tergite fused into a single transverse plate, together with the interpolated piece, but leaving two clear membranous triangular patches. Supra-anal lobe sub- quadrangular, basal width equal to lateral margin, with deep angular excision anteriorly, projecting posterior lobes very minutely setulose. Titillators as in scutata, but the ends of the supporting rods more strongly chitinised, basal supporting processes acute. Pleurites as in barnardi. Cerci appearing petiolate as in scutata. $ Genitalia.—Ilnd sternite fully chitinised, transverse bands on Illrd-VIth sternites obsolete. A transverse band on the nearly straight hind margin of Vllth sternite. Vulva wide. VHIth seg- ment with small pleural chitinous patch on either side, otherwise membranous. Fore-wing.—$ 6 mm., $ 7 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum. Cape Town : The Museum


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Keywords: ., bookcentury1800, bookdecade1890, booksubjectnaturalhistory, booky