Species

Howellites antiquior (McCoy, 1852)

Synonyymit
1963     Howellites antiquior (M´Coy, 1852) — Williams , pp. 389, fig. Pl. 6/13-19; Pl.7/1,2,5,6
2008     Howellites antiquior (M´Coy, 1852) — Cocks , pp. 148
Luokittelu