OECANTHINAE BLANCHARD, 1845 DEFIN.

Campos, Lucas Denadai De, Dias, Pedro Guilherme Barrios De Souza, Audino, Jorge Alves, Desutter-Grandcolas, Laure & Nihei, Silvio Shigueo, 2023, The fifth family of the true crickets (Insecta: Orthoptera: Ensifera: Grylloidea), Oecanthidae defin. nov.: phylogenetic relationships and divergence times, Zoological Journal of the Linnean Society 197 (4), pp. 1034-1077 : 1050

SUBFAMILY OECANTHINAE BLANCHARD, 1845 DEFIN. NOV.

Oecanthites Blanchard, 1845: 245, Saussure, 1874: 428, Saussure, 1878: 590.

Oecanthiens Saussure, 1874: 427, Saussure, 1878: 534. Oecanthinae Saussure, 1897: 251 , Scudder, 1987: 62, Azam, 1901: 104, Kirby, 1906: 109, Zeuner, 1939: 212, Walker, 1966: 265, Otte & Alexander, 1983: 374, Gorochov 1986: 851–858, Toms & Otte, 1988: 471, Nickle, 1992: 195, Otte, 1994: 85, Rentz, 1996: 147, Otte & Perez-Gelabert, 2009: 491, Gorochov, 2015: 31–34, Collins & Carson, 2014: 170, Chintauan-Marquier et al., 2016: 73, Rentz & Su, 2019: 231.

Type genus: Oecanthus Serville, 1831 .

Distribution: Worldwide.

Diagnosis: Generally found in trees or bushes. Almost all representatives with well-developed FWs and stridulatory apparatus (except in Paraphasius Chopard, 1927 , Leptogryllus Perkins, 1899 and Thaumatogryllus Perkins, 1899 ); lateral field not perpendicular to dorsal field, forming less than 90° angle (easily observable in posterior view) Supporting Information, ( Fig. S2J2 ). TIII iav spur significantly reduced (Supporting Information, Fig. S6E ). Dorsal valves of ovipositor bifurcate (Supporting Information, Figs S4 Ja, S5C, D), covering ventral valves laterally. Male genitalia: pseudepiphallic sclerite wider than long; LLophi bilobate.

Included supertribes: Oecanthidi Blanchard, 1845 supertrib.nov., Diatrypidi Desutter, 1988 supertrib. nov.,

Figures

Figure 2. Diversity of Oecanthidae: A, Proturana subapterus, female (Euscyrtinae) (photo: Laure Desutter-Grandcolas); B, Oecanthus sp., male (Oecanthinae: Oecanthidi: Oecanthini) (photo: Marcos Fianco); C, Diatrypa sp., male (Oecanthinae: Diatrypidi) (photo: Neucir Szinwelski); D, Stenoecanthus planixiphus, male and female mating (Oecanthinae) (photo: Sylvain Hugel); E, Tafalisca hugeli, male (Tafaliscinae:Tafaliscidi) (photo: Sylvain Hugel); F, Apterotrypa mitarakensis, male (Tafaliscinae: Paroecanthidi: Neometrypini) (photo: Sylvain Hugel); G, Angustitrella sp., male (Tafaliscinae: Paroecanthidi: Paroecanthini) (photo: Pedro Souza-Dias); H, Phyllogryllus Ʋelutinus, male (Podoscirtinae: Hapithidi: Phyllogryllini) (photo: Lucas Denadai de Campos); I, Cearacesa sp., male (Podoscirtinae: Hapithidi: Cearacesaini) (photo: Lucas Denadai de Campos); J, Matuanus caledonicus, male (Podoscirtinae: Podoscirtidi: Aphonoidini) (photo: Hervé Jourdan); K, Adenopterus sp., female (Podoscirtinae:Podoscirtidi:Aphonoidini) (photo:Phillipe Grandcolas); L,Trulajlia hibinonis, male (Podoscirtinae: Podoscirtidi: Truljaliini) (photo: Masaki Ikeda, Wikipedia).

Figure 4. Distribution maps of Oecanthidae subfamilies and supertribes.

Figure 6. A, Neoxabea breƲipes, head dorsal view. Oecanthus sp.: B, male, pronotum and FW; C, claw. Scales: 1mm.