umbilicatus (Cort.), [197]

umbonatus (Can.), [167]

umbratica (Ino.), [155]

umbratila (Omp.), [96]

umbrina (Ino.), [153]

umbrinellus (Plut.), [123]

umbrinus (Copr.), [229]

umbrinus (Lac.), [67]

umbrosus (Plut.), [121]

undatus (Clitop.), [135]