FIGURES 18–23. 18–21 in Two new species, transference, notes, and new record in South American Acanthocinini (Coleoptera, Cerambycidae, Lamiinae)

FIGURES 18–23. 18–21) Leptocometes brevicornis, holotype male: 18) Dorsal habitus; 19) Ventral habitus; 20) Lateral habitus; 21) Head, frontal view. 22) Leptocometes hispidus, holotype male, dorsal habitus. 23) Thitonus umbrosus, holotype male, dorsal habitus.