Tanytarsus hastatus, Sublette et Sasa, 1994

Dantas, Galileu P. S., Hamada, Neusa & Giłka, Wojciech, 2023, Tanytarsus van der Wulp (Chironomidae, Diptera): new species from the western Amazon region in Peru and Brazil, new records from the Neotropics, and remarks on the taxonomy of the genus, Zootaxa 5271 (1), pp. 115-139 : 129

Tanytarsus hastatus species group

Members: Tanytarsus hastatus Sublette et Sasa, 1994 , Tanytarsus frameatus sp. nov.

Diagnosis. Hypopygial anal point lanceolate, subapically broadened, with triangular distal section tapering to pointed apex, bearing numerous spinulae distributed irregularly between well-developed crests. Superior volsella round or heart-shaped, with median margin concave, and ventral lip posteromedially. Digitus long, extending well beyond median margin of superior volsella, finger- or knife-shaped. Stem of median and digitus of similar length.