Scientific synonyms
Amphithalamus (Amphithalamus) Carpenter, 1864
Amphithalamus (Notoscrobs) Powell, 1927
Amphithalimus
Amphithalmus
Microfossa Laseron, 1950
mphitalamus
Notoscrobs Powell, 1927
Notoscrobs (Microfossa) Laseron, 1950
Obescrobs Iredale, 1955
Rissoa (Amphithalamus) Carpenter, 1864