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Taxonomy
Modiolus (Cyranus) was named by Hodges (2000). Its type is Modiola hillana.
It was assigned to Modiolus by Paredes et al. (2013).
It was assigned to Modiolus by Paredes et al. (2013).
Subtaxa
Species lacking formal opinion data
Modiolus altijugatus, Modiolus arcacea, Modiolus attenuatus, Modiolus baylei, Modiolus beirensis, Modiolus blandus, Modiolus capensis, Modiolus ducatelli, Modiolus eberstadtensis, Modiolus flagellifer, Modiolus formosissimus, Modiolus galpinianus, Modiolus gammalensis, Modiolus gibbosus, Modiolus harrimani, Modiolus inbricatus, Modiolus jolyi, Modiolus kremmlingensis, Modiolus lobatus, Modiolus lorioli, Modiolus mediocarinatus, Modiolus minalatus, Modiolus mingaudi, Modiolus minuta, Modiolus nysti, Modiolus ornatus, Modiolus parallelus, Modiolus parvoblongus, Modiolus perryi, Modiolus purpuratus, Modiolus qinghaiensis, Modiolus romani, Modiolus rusticus, Modiolus semicircularis, Modiolus sestiniae, Modiolus siliquus, Modiolus subimbricatus, Modiolus suprarectus, Modiolus thiollierei, Modiolus thiollieri, Modiolus thomsoni, Modiolus transiens, Modiolus trequetra, Modiolus triangulus, Modiolus wanizakiensis, Modiolus waverliensis