Cavallari, D.C. and Salvador, R.B. 2022.

Calliostoma frumari García, 2007 is a junior synonym of Ancistrobasis costulata (Watson, 1879) (Gastropoda: Seguenziidae)

. Zootaxa. 5205, 1 (Nov. 2022), 97–100. DOI:https://doi.org/10.11646/zootaxa.5205.1.7.