modioliform
/məˈdʌɪəlɪfɔːm/ /mɒˈdʌɪəlɪfɔːm/adjective
Zoology. Of or belonging to the genus Modiolus of horse mussels; characteristic of or resembling a horse mussel.
Origin
Mid 19th century (in an earlier sense). From post-classical Latin modioliformis from classical Latin modiolus + -formis.