Subspecies
Pentlandina lewisii lewisii (Davidson, 1847)
Synonymy list
1847     Leptaena lewisii — Davidson , pp. 59
1848     Leptaena antiquata (J. de C. Sowerby) — Davidson , pp. 319 pars, fig. 3:11 right hand non left hand
1871     Strophomena antiquata (J. de C. Sowerby — Davidson , pp. 299, fig. 44:3,3a; non 44:2,4-13,21,22
1916     Strophomena loveni (de Verneuil) — Holtedahl , pp. 60, fig. 13:5
1949     Strophomena ( Pentlandina ) aff. tartana [Lamont MS] — Bancroft , pp. 13
1974     Pentlandina sp. — Bassett & Cocks , pp. 14
1974     Pentlandina lewisii (Davidson) — Bassett , pp. 101, fig. 25:10-16;26:1-3
2011     Leptaena lewisii lewisii (Davidson, 1847) — Hoel , pp. 211, fig. 5W-Ah
Classification
| Organism group | Biota | 
| Kingdom | Animalia | 
| Phylum | Brachiopoda | 
| Subphylum | Rhynchonelliformea | 
| Class | Strophomenata | 
| Order | Strophomenida | 
| Superfamily | Strophomenoidea | 
| Family | Strophomenidae | 
| Subfamily | Furcitellinae | 
| Genus | Pentlandina | 
| Species | lewisii | 
| Subspecies | lewisii |