Monday, January 11, 2021

[Entomology • 2018] Protaustrosimulium gen. nov. • A New Genus for Four Species of Australian Black Flies (Diptera: Simuliidae)


Protaustrosimulium amphorum 
Currie, Craig & Moulton, 2018 


Abstract
Protaustrosimulium n. gen. is described for four species: two previously named species from southeastern Australia—Paracnephia pilfreyi (Davies & Györkös 1988) and Paracnephia terebrans (Tonnoir 1925)—plus two newly described ones from the southwestern-most corner of Western Australia—Prot. amphorum n. sp. and Prot. opscurum n. sp. Molecular and morphological data suggest a close relationship between members of the new genus and Austrosimulium Tonnoir 1925. Monophyly of Protaustrosimulium is supported mainly by characters of adult females, as two of the four species are known only in that life stage. Two species groups are recognized: the pilfreyi-group for Prot. pilfreyi and Protamphorum, and the terebrans-group for Prot. terebrans and Prot. opscurum. The constituent species in each group are distributed vicariously in southeastern and southwestern Australia—a common biogeographical pattern in Australian simuliids.

Keywords: Gondwana, Australia, Diptera, Simuliidae, Cnephia, Paracnephia


 Protaustrosimulium amphorum.  
Female adult. (22) Holotype, habitus. Scale bar = 1.0 mm. (23) Holotype labels.
(24) Frontal view of head. Scale bar = 0.2 mm. (25) Antenna. Scale bar = 0.1 mm. 

Protaustrosimulium amphorum 
Female adult. (22) Holotype, habitus. Scale bar = 1.0 mm. (23) Holotype labels.
 (24) Frontal view of head. Scale bar = 0.2 mm. Male adult. (38) Habitus. Scale bar = 1.0 mm.

Protaustrosimulium terebrans (Tonnoir 1925)



Douglas C. Currie, Douglas A. Craig and John K Moulton. 2018. A New Genus, Protaustrosimulium, for Four Species of Australian Black Flies (Diptera: Simuliidae). Zootaxa. 4521(3); 301–334.  DOI: 10.11646/zootaxa.4521.3.1