Sennius crassulus (Sharp, 1885) . New combination.

Bruchus crassulus Sharp, 1885: p. 457 . From label: “V. de Chiriqui, 25–4000 ft. / Champion.” [Panama]. Holotype male deposited in the BMNH. "…a single individual…" (Sharp (1885): p. 457). Therefore, a holotype.

Bruchus crassulus: Pic (1913), p. 23 (catalog); Fiery (2013), p. 44 (catalog).

Acanthoscelides crassulus: Blackwelder (1946), p. 759 (catalog, comb. nov.); Wilcox (1975), p. 414 (catalog); Johnson & Kingsolver (1981), p. 414 (catalog); Udayagiri & Wadhi (1989), p. 44 (catalog).