1808 W. Kirby in 9 43 The trunk is nearly cylindrical; and the elytra subelliptical, with furrows slightly drawn.
1971 C. R. Metcalfe V. 328 Subcircular to subelliptical, sometimes with a slight hump; diameter of specimens examined 3–4 mm.
2003 M. G. Leakey & A. C. Walker in M. G. Leakey & J. M. Harris vi. ii. 251/2 The lingual root is subelliptical in section, and the superior break is just above the level where the buccal and lingual roots separated.