Cheiloceps Uhler 1895

Abstract

Genus Cheiloceps Uhler, 1895 Type species: Cheiloceps musca Uhler, 1895 Diagnosis. Abridged from Gnezdilov (2018). Within Thioniini, the genus is characterized by the following combination of characters: coryphe (vertex) nearly square, metope (frons) with (complete or incomplete, but always present) distinct median carina and weak sublateral carinae joined below apex of frons; forewings elongate, lacking hypocostal plate; hind tibiae with two lateral spines in distal half. Male genitalia: aedeagus with distinctive ventral hooks, curved and directed ventrocephalad (however, according to Fennah (1955), those are absent in Cheiloceps clusiae Fennah, 1955); gonostyli elongate, apically tapering. Female terminalia: gonoplacs elongate and distally tapering; ovipositor elongate, decurved, distally strongly tapering, and at apex acute; anal tube long and narrow.

Authors 2

1. MATTHÉ CORNELIS DE HAAS Aachen

   Naturalis Biodiversity Center · Netherlands Food and Consumer Product Safety Authority

   Affiliation as printed

   Naturalis Biodiversity Center; Darwinweg 2, 2333 CR Leiden, The Netherlands. & Netherlands Institute for Vectors, Invasive plants and Plant health (NIVIP), National Plant Protection Organization (NPPO), Netherlands Food and Consumer Product Safety Authority (NVWA), Geertjesweg 15, 6706 EA Wageningen, The Netherlands

2. Den Bieman
   Affiliation as printed

   t Hofflandt 48, 4851 TC Ulvenhout, The Netherlands