Sciadosoma Melzer, 1934

Monné, Miguel A., Santos-Silva, Antonio & Monné, Marcela L., 2020, Key to South American genera of Acanthocinini (Coleoptera, Cerambycidae Lamiinae) with erect setae on elytral surface, Zootaxa 4789 (2), pp. 523-553 : 547

Sciadosoma Melzer, 1934

( Figs. 64–65 )

Sciadosoma Melzer, 1934: 102 .

Type species - Sciadosoma umbrosum Melzer, 1934 (original designation).

Diagnosis. Elytra without centrobasal crest or longitudinal carina; prothorax laterally rounded, the tubercles as a prolongation of the curvature; mesoventral process 1.5 width of mesocoxa; basal metatarsomere as long as next two together. Number of species currently included: 1.

Figures

FIGURES 52–67. 52) Carphina occulta Monné, 1990, paratype male, ventral view, Brazil (Espírito Santo). 53–54) Alcidion humerale (Perty, 1832), male, Brazil (São Paulo): 53) Dorsal view; 54) Ventral view. 55–56) Pseudocriopsis modesta Melzer, 1931, paralectotype, Brazil (Rio de Janeiro): 55) Dorsal view; 56) Ventral view. 57–58) Xylergates lacteus Bates, 1864, male, Bolivia: 57) Dorsal view; 58) Ventral view. 59) Proseriphus viridis (Bates, 1864), dorsal. 60–61) Brevoxathres fasciata Gilmour, 1959, female, Brazil (Santa Catarina): 60) Dorsal view; 61) Ventral view. 62–63) Oxathres navicula Bates, 1864, female, Brazil (Pará): 62) Dorsal view; 63) Ventral view. 64–65) Sciadosoma umbrosum Melzer, 1934, holotype, Brazil (Rio de Janeiro): 64) Dorsal view; 65) Ventral view. 66) Paraprobatius bucki Breuning, 1955, paratype, Brazil, dorsal view. 67) Pentheochaetes mystica Melzer, 1932, syntype male, Brazil (Rio de Janeiro), dorsal view.