Trestoncideres Martins and Galileo, 1990: 87

Nearns, Eugenio H. & Tavakilian, Gérard-Luc, 2012, New Taxa and Combinations in Onciderini Thomson, 1860 (Coleoptera: Cerambycidae: Lamiinae) from Central and South America, with notes on additional taxa Eugenio H. Nearns, Insecta Mundi 2012 (231), pp. 1-24 : 14-15

Trestoncideres Martins and Galileo, 1990: 87 ( Lamiinae : Onciderini )

Type species. Trestoncideres laterialba Martins and Galileo, 1990 (monotypy and original designation).

The genus Trestoncideres currently contains two described species. Nearns et al. (2011) provided color photographs of both species, including the holotype specimen of Trestoncideres laterialba Martins and Galileo, 1990 and a paratype specimen of Trestoncideres albiventris Martins and Galileo, 2005 . The following key treats all currently known species of Trestoncideres including one new species described herein.

1. Antennae, pronotum, and elytra with whitish and gold pubescence; pronotum with a small, acute protuberance each side behind middle; scutellum with central 1/2 glabrous, outer margins fringed with grayish or whitish pubescence; apical 1/3 of elytra slightly darker ( Brazil, French Guiana)............................................................................................... T. santossilvai , sp. nov.

– Antennae, pronotum, and elytra without grayish-white and gold pubescence; pronotum without acute protuberances each side; scutellum pubescent, with at most a small glabrous area at center; apical 1/3 of elytra not slightly darker .......................................................................... 2

2(1). Base of each elytron with moderately raised gibbosity; elytral gibbosities with orange pubescence, together forming an elongate-cordate region; elytra (excluding gibbosities) with nearly uniform ochraceous or light brown pubescence ( Bolivia).......................................................................... .............................................................................. T. albiventris Martins and Galileo, 2005

– Elytra with nearly uniformly pale orange pubescence ( Brazil, Costa Rica, French Guiana, Suriname).............................................................. T. laterialba Martins and Galileo, 1990