Chaetopodella (Afrochaetopodella) reducta, Papp, 2008

Papp, L., 2008, Afrotropical Species Of Chaetopodella Duda (Diptera: Sphaeroceridae), Acta Zoologica Academiae Scientiarum Hungaricae 54 (3), pp. 235-255 : 242-245

publication ID

https://doi.org/ 10.5281/zenodo.12585046

persistent identifier

https://treatment.plazi.org/id/647F87A3-FFE6-737E-FE23-FB3DFB40FCC6

treatment provided by

Felipe

scientific name

Chaetopodella (Afrochaetopodella) reducta
status

sp. nov.

Chaetopodella (Afrochaetopodella) reducta sp. n.

( Figs 19–26 View Figs 19–26 )

Holotype male ( HNHM): Tanzánia, Meru , 1979. II-III., leg. [Miklós] EŐRY – [György] SIPOs

[abdomen and genitalia in a plastic microvial with glycerol].

Measurements in mm: body length 1.70, wing length 1.52, wing width 0.55.

Frons dark brown, anterior 1/5 reddish yellow. Ocellar triangle with frontral stripe subshiny. Face whitish yellow. One single medial interfrontal seta (not cruciate). Anterior fronto-orbital minute thin 0.04 mm long, posterior pair thick, 0.13 mm long. Gena and cheeks yellow, posterior part of gena yellowish grey. Genal setae sparse but comparatively long. Antennae dark brown, incl. base of scape.

Mesonotum dark brown, scutellum velvety black. Pleura also dark brown, only notopleural area diffusely lighter (yellowish). Anterior katepisternal 0.09 mm, posterior one 0.20 mm, but rather thin. Both apical scutellars broken on the holotype, lateral scutellar 0.25 mm; scutellum shorter than broad (0.24 vs 0.30 mm).

Wing 2.76 times longer than broad. Wing yellowish, veins yellow, including costa. Medial and cubital veins rather whitish. Strong sub-basal seta on costa only 0.09 mm. Discal cell with a small caudal vein appendage. R-M – dM-Cu: dM-Cu = 3.23. Halter white, stalk light yellow.

Mid trochanter with a short lateral seta (only 0.06 mm).

Male sternite 5 long but not broad ( Fig. 20 View Figs 19–26 ), peculiar with its very long light setae (longest ones longer than width of sternite), caudal pair of processes large, three-lobed, like in Ch. keniaca , but not for Figs 19, 22 View Figs 19–26 , and Fig. 20 View Figs 19–26 , respectively, 0.1 mm for Figs 21, 23–26 View Figs 19–26

long, the medial one bearing a large thorn, middle one with medium-long setae and lateral processes with longer setae ( Fig. 21 View Figs 19–26 ). The more sclerotized (melanized) right part of the syntergosternite 6–8 (tergite 7 and a part of sternite 6) forms a narrow but long re-curved sclerotized process; dorsal part of the syntergosternite large, sternite 7 and sternite 8 almost completely segregated ( Fig. 19 View Figs 19–26 ). Epandrium ( Fig. 22 View Figs 19–26 ) with a large ventral caudal process, which bears 7 very long light setae (longest 0.12 mm); caudally to surstylar base 2 similar setae ( Figs 20, 22 View Figs 19–26 ). Apical half (medial surface of epandrium with numerous long setae ( Fig. 24 View Figs 19–26 ). Surstylus ( Fig. 23 View Figs 19–26 ) rather compact with a number of processes but without long setae. Postgonite ( Fig. 25 View Figs 19–26 ) thick, rather long with sharp apex, a subapical posterior tooth and small swellings dorsally (posteriorly). Apical part of the dorsal process of distiphallus ( Fig. 26 View Figs 19–26 ) with blunt, rather short fork apically, similar to that of Ch. keniaca .

Remark. There are no more data on its locality label. It seems probable that it was captured on elephant dung.

Etymology. The specific epithet refers to the reduced frontal chaetotaxy of this species.

HNHM

Hungarian Natural History Museum (Termeszettudomanyi Muzeum)

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Diptera

Family

Sphaeroceridae

Genus

Chaetopodella

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