Cavallari, D. C. ., & Salvador, R. B. . (2022).

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

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