Species
Howellites antiquior (McCoy, 1852)
Synonymy list
1963     Howellites antiquior (M´Coy, 1852) — Williams , pp. 389, fig. Pl. 6/13-19; Pl.7/1,2,5,6
2008     Howellites antiquior (M´Coy, 1852) — Cocks , pp. 148
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Rhynchonellata | 
| Order | Orthida | 
| Suborder | Dalmanellidina | 
| Superfamily | Dalmanelloidea | 
| Family | Dalmanellidae | 
| Subfamily | Dalmanellinae | 
| Genus | Howellites | 
| Species | antiquior | 
| vilniusensis | |
| wesenbergensis |