Acangassu diminuta Galileo & Martins, 2001

Nascimento, Francisco E. De L. & Bravo, Freddy, 2018, Review of Acangassuini Galileo & Martins, 2001 (Insecta, Coleoptera, Cerambycidae), with description of a new genus and species, and description of two new species in the tribes Methiini Thomson, 1860 and Oemini Lacordaire, 1868, Zootaxa 4379 (4), pp. 576-584 : 578

Acangassu diminuta Galileo & Martins, 2001

( Figs 1–2, 8 )

Notes based on study of photographs of holotype.

Male. Head and prothorax dark reddish; antennae and legs yellowish; elytra reddish, gradually yellowish toward apex; each elytron with dorsal yellowish spot, not reaching suture, beginning behind humerus and extending to middle area; ventral surface reddish.

Head. Antennal tubercles flattened, surface glabrous; area between upper eye lobes with shallow longitudinal glabrous depression; erect and elongate setae sparsely distributed.

Thorax. Pronotum with irregular surface; posterior constriction pubescent (not obscuring integument), prolonged toward sides of prothorax; sides with long, erect setae sparsely distributed. Prosternal process narrow at middle, wider toward apex. Scutellum with scarce pubescence sparsely distributed. Elytra coarsely punctate.

Dimensions (in mm). Total length, 5.5; largest width of the head, 1.0; prothorax length, 1.0; greatest width of prothorax, 0.7; humeral width, 1.0; elytral length, 3.6.

Type material. In addition to the original description, we had access to photographs in dorsal and ventral view, sent by Antonio Santos-Silva (MZSP) and by the Rede Paranaense de coleções biológicas (Taxonline).

Figures

FIGURES 1–8. 1–2,8, Acangassu diminuta Galileo & Martins, 2001, holotype male: 1, dorsal view; 2, ventral view; 8, abdominal ventrite I, detail of the post-coxal carina. 3–7, Acangarana santossilvai sp. nov., holotype male: 3, dorsal view; 4, ventral view; 5, lateral view; 6,frontal view; 7, abdominal ventrite I.