Genus
Mucrospirifer Grabau, 1931
Selection of related publications
Bekker, H. 1924. Devon Irboska ümbruses: stratigraafia, fauna ja paleogeograafia.  Eesti Loodusteaduse Arhiiv   X,   1,   1-55.  K. Mattiesen. 
Klassificering
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Rhynchonellata | 
| Order | Spiriferida | 
| Suborder | Delthyridina | 
| Superfamily | Delthyrioidea | 
| Family | Mucrospiriferidae | 
| Subfamily | Mucrospiriferinae | 
| Genus | Mucrospirifer | 
| Species | muralis |