Mucrospirifer
Mucrospirifer
Biota | Animalia | Brachiopoda | Rhynchonelliformea | Rhynchonellata | Spiriferida | Delthyridina | Delthyridoidea | Mucrospiriferidae | Mucrospirifer
|  | Duméril, 1805 | Williams, Carlson, Brunton, Holmer & Popov, 1996 | Williams, Carlson, Brunton, Holmer & Popov, 1996 | Waagen, 1883 | Ivanova, 1972 | Phillips, 1841 | Boucot, 1959 | Grabau, 1931