Alaptus Westwood 1839

ALAPTUS Westwood, 1839 (Figs 14–18) Alaptus Westwood, 1839: 79. Type species: Alaptus minimus Westwood, 1839, by monotypy. See Huber et al. (2020) for generic synonyms and their type species. Diagnosis. Antenna with funicle 5-segmented (Fig. 15); supraorbital trabecula with alternating sclerotized and unsclerotized sections (Figs 14a, 17); mandible with 2 teeth; head posteriorly with curved horizontal sulcus medially dorsal to foramen (Fig. 14b); fore wing posterior margin with an abrupt, recurved notch behind venation and, thereafter, posterior margin almost straight and gradually diverging from anterior margin almost to wing apex (Fig. 16); petiole much wider than long and almost indistinguishable from propodeum or gt 1 (Figs 17, 18); mesophragma projecting into gaster; gt 1 longitudinally divided medially (Fig. 17). Male flagellum 8-segmented. Remarks. Alaptus belongs to the Alaptus group of genera. Among these, Alaptus is the only genus with the funicle 5-segmented. Males have the flagellum 8-segmented (at least 9 segments in other genera of the group). Neotropical hosts. Psocoidea: Caeciliusidae. Important reference. Triapitsyn (2017).