Trichoderes, Chevrolat, 1843

Heffern, Daniel, Santos-Silva, Antonio & Berghe, Eric Van Den, 2025, Description of the fourth species of Trichoderes Chevrolat (Coleoptera, Cerambycidae, Prioninae), Zootaxa 5711 (2), pp. 294-300 : 300

Key to species of Trichoderes

1. Body mostly blackish; pronotum glabrous; metathorax glabrous ( Figs 12 , 19 ). Guatemala....... T. cylindroida (Bates, 1884)

- Body not mostly blackish; pronotum pubescent; metathorax pubescent ( e.g. Figs 1–3 )............................... 2

2(1). Elytra finely punctate in both sexes ( Figs 7–8 ); males with abundant decumbent setae on elytra ( Fig. 7 ). Honduras.............................................................................................. T. cristiani sp. nov.

- Elytra coarsely punctate and with rare setae in both sexes ( Figs 9–11 )............................................ 3

3(2). Elytra rugose; sutural angle of elytra without spine ( Figs 11 , 17–18 ). Mexico ( Tamaulipas) and Guatemala.................................................................................................. T. rugosa Bates, 1884

- Elytra not distinctly rugose; sutural angle of elytra with spine ( Figs 9–10 , 13–16 ). Mexico ( Durango, Hidalgo, Mexico, Michoacán, Morelos, Nuevo León, Puebla, Jalisco, and Veracruz) and Guatemala................. T. pini Chevrolat, 1843

Note: The citation of T. pini from Honduras by Turnbow et al. (2003) probably was a misidentification of T. cristiani sp. nov.

Figures

FIGURES 5–12. Trichoderes spp. 5–6) Trichoderes cristiani sp. nov., female paratype: 5) Dorsal habitus; 6) Ventral habitus. 7–12) Elytron, detail: 7) Trichoderes cristiani sp. nov., male holotype; 8) Trichoderes cristiani sp. nov., paratype female; 9) Trichoderes pini Chevrolat, 1843, male; 10) Trichoderes pini, female; 11) Trichoderes rugosa Bates, 1884, male; 12) Trichoderes cylindroida (Bates, 1884), female holotype.

FIGURES 13–19. Trichoderes spp. 13–14) Trichoderes pini Chevrolat, 1843, male from Mexico (Durango): 13) Dorsal habitus; 14) Lateral habitus. 15–16) Trichoderes pini, female (no local indicated): 15) Dorsal habitus; 16) Lateral habitus. 17– 18) Trichoderes rugosa Bates, 1884, male from Guatemala: 17) Dorsal habitus; 18) Lateral habitus. 19) Trichoderes cylindroida (Bates, 1884), female holotype, dorsal habitus, sent by Maxwell V.L. Barclay.

FIGURES 1–4. Trichoderes cristiani sp. nov., male holotype: 1) Dorsal habitus; 2) Ventral habitus; 3) Lateral habitus; 4) Head, frontal view.