A. brevicollis Szymczakowski, 1975: 21
(as brunneus brevicollis); Gnaspini, 1996: 539 (as brunnea brevicollis); Gnaspini & Peck, 2001: 429 (assignment of A. brunnea to group), 2019: 10, 17 (topotypes in SBPC seen; raised to species status; assignment to subgroup).
Holotype male in BMNH (n° 1961-188) [Note: Holotype is not presently at BMNH (Peck et al., 1998a: 61)].
Type locality: Oilbird Cave, Oropuche, Trinidad.
Distribution: Trinidad: known only from type locality.