Chiloetomellinae A. Silvestri, 1906 (*2937), p. 23. Allomorphininae Cushman, 1927(*742), p. 85. Allomorphinellinae Cushman, 1927 (_*7421, p. 86.

Test trochospiral to planispiral, chambers much enveloping and only those of the final whorl visible, no internal partition. U. Cretaceous to Holocene.