Trichonius Bates, 1864

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 : 548-549

Trichonius Bates, 1864

( Fig. 79 )

Trichonius Bates, 1864: 52 .

Type species — Trichonius quadrivittatus Bates, 1864 (subsequent designation, Thomson, 1864: 323).

Diagnosis. Lateral tubercle of prothorax in the posterior third; pronotum without tubercles; elytra without centrobasal crest or elytral carina; metatarsomere I as long as next two together; female with the apex of last sternite rounded. Number of species currently included: 9.

Figures

FIGURES 68–81. 68) Granastyochus elengatissimus (Tippmann, 1953), female, dorsal view, Peru. 69–70) Neopalame digna (Melzer, 1935), holotype male, Brazil (Minas Gerais): 69) Dorsal view; 70) Ventral view. 71) Baecacanthus telamon Monné, 1975, female, dorsal view, Brazil (Rio de Janeiro). 72) Lepturgotrichona bordoni Monné & Martins, 1976, holotype female, dorsal view, Venezuela. 73–74) Paratrichonius caesius Monné & Monné, 2011, paratype female, Brazil (Mato Grosso): 73) Dorsal view; 74) Ventral view. 75) Georgeana azurea Monné & Monné, 2011, holotype male, dorsal view, Brazil (Espírito Santo). 76) Palame crassimana Bates, 1864, male, dorsal view, Guyana. 77–78) Tenthras obliteratus Thomson, 1864, female, Brazil (Goiás): 77) Dorsal view; 78) Ventral view. 79) Trichonius quadrivittatus Bates, 1864, holotype, dorsal view, Brazil (Pará). 80–81) Piezochaerus bondari Melzer, 1932, holotype male, Brazil (Bahia): 80) Dorsal view; 81) Lateral view.