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).