Plectronotus Morse, 1900

Silva, Daniela Santos Martins, Cadena-Castañeda, Oscar J. & Pereira, Marcelo Ribeiro, 2021, Batrachideinae (Orthoptera: Caelifera: Tetrigidae): an overview of the most diverse tetrigids of the Neotropical region, Zootaxa 4946 (1), pp. 1-84 : 20

8. Genus Plectronotus Morse, 1900

Plectonotus is a Central America genus, characterized by body robust; first portion of median carina (lateral view) undulated, with a small pronounced pre-humeral ‘hump’ ( Fig. 26 ); antennae with 20 segments; anterior margin of the pronotum (lateral and dorsal view) hook-like; ventral sinus absence; tegminal sinus presence only in P. scaber ; tegmina exposed or cryptic; middle femur apical spine absent and brachypronotal specimens ( Grant, 1955a, 1962). The genus consists of two species: Plectronotus scaber Morse, 1900 ( Costa Rica) and Plectronotus excavatus Grant, 1955 ( Fig. 26 ) ( Panama) ( Fig. 36 ) ( Grant, 1955a, 1962; Cigliano et al., 2021).

Figures

FIGURE 26. Plectronotus excavatus Grant, 1955 (A) holotype and (B) allotypes left lateral view and labels.Arrows highlighting the first portion of median carinae undulated, with a small pronounced pre-humeral ‘hump’. Photo of type: University of Michigan, Museum of Zoology (UMMZ Ann Arbor), photo modificated from Holger Braun.

FIGURE 36. Map of approximated occurrence of the genera Cranotettix Grant, 1955 and Plectronotus Morse, 1900.