Classification of the genus Undiscala
Subg. †Amaea (Undiscala) de Boury 1909
show all | hide all
†Acrilla (Undiscala) lolakensis Durham 1937
†Acrilla (Undiscala) olympicensis Durham 1937
†Acrilla (Undiscala) soriensis Eames 1952
†Acrilla (Undiscala) washingtonensis Weaver 1916