Plesiomma, Macquart, 1838

Scarbrough, Aubrey G. & Perez-Gelabert, Daniel E., 2006, A review of the asilid (Diptera) fauna from Hispaniola with six genera new to the island, fifteen new species, and checklist, Zootaxa 1381, pp. 1-91 : 73

Key to Plesiomma in Hispaniola

1. Oral margin with 3 or 4 rows of abundant bristles; scape swollen, 3/4 as wide as long; 4 marginal scutellar bristles usually present; hind femur brownish-red or brownishyellow; terminalia ( Figs. 98–104); blackish species .................................. inflatum Hull

-.Oral margin with single row of bristles; scape not swollen, about 1/2 as wide as long; 2–3 marginal scutellar bristles present; hind femur mostly yellow, brownish-yellow or red; yellow and reddish species..................................................................................... 2

2.. Flagellum black; frons dark brown tomentose; vertex wide, about 1/2 as wide as face at antenna; fore coxae blackish anteriorly, vestiture black, red or yellow; hind femur and tibiae brownish-yellow or yellow; pulvilli sooty gray; terminalia ( Figs. 91–97) .... ....................................................................................................... angustum (Macquart)

-.Flagellum reddish; frons yellow or yellowish-gray tomentose; vertex narrow, 1/6–1/4 as wide as face at antenna; fore coxae yellow, vestiture only reddish or yellow; hind femur and tibiae red; pulvilli yellow; terminalia ( Figs. 105–111, 122) ... simile sp. nov.