The fifth family of the true crickets (Insecta: Orthoptera: Ensifera: Grylloidea), Oecanthidae defin. nov.: phylogenetic relationships and divergence times Author Campos, Lucas Denadai De Author Dias, Pedro Guilherme Barrios De Souza Author Audino, Jorge Alves Author Desutter-Grandcolas, Laure Author Nihei, Silvio Shigueo text Zoological Journal of the Linnean Society 2023 2022-11-02 197 4 1034 1077 http://dx.doi.org/10.1093/zoolinnean/zlac066 journal article 10.1093/zoolinnean/zlac066 8c2036d0-8307-4b09-8c8b-c5eeea9d030a 0024-4082 7803427 4BB4333D-64F0-4485-9C2B-47546ECFE65F SUPERTRIBE OECANTHIDI BLANCHARD, 1845 SUPERTRIB. NOV. Oecanthites Blanchard, 1845: 245. Saussure, 1874: 428. Saussure, 1878: 590 . Type genus: Oecanthus Serville, 1831 . Distribution: Worldwide. Diagnosis: Small to medium and generally slender crickets; head prognathous; pronotum longer than wide, caudal margin wider than cephalic margin in dorsal view; FWs generally hyaline; when present, mirror well developed, generally divided by two straight and parallel veins ( Fig. 6B ; Supporting Information, Fig. S3H ); apical field generally absent or sometimes shorter than mirror; auditory tympana oval and large present on inner and outer face of TI ; inner ventral apical spur of TI and TII absent; FIII thin, proximal portion with similar width of distal portion in lateral view; dorsal spines of tarsomere of leg III absent ( Fig. 7A ); claws bifid ( Fig. 6C ; Supporting Information, Fig. S6G ). Male genitalia: ectophallic arc curved anteriorly; ectophallic apodeme generally short (Supporting Information, Fig. S8G ). Figure 6. A, Neoxabea breƲipes , head dorsal view. Oecanthus sp. : B, male, pronotum and FW; C, claw. Scales: 1mm. Included tribes: Oecanthini Blanchard, 1845 , Xabeini Vickery & Kevan, 1983 Incertae sedis: Paraphasius Chopard, 1927 , Apiculatus Yuan, Ma & Gu, 2022 (fossil), Birmanioecanthus Yuan, Ma & Gu, 2022 (fossil).