WoRMS source details
Caullery, Maurice; Mesnil, Felix. (1897). On Spirorbis: Asymmetry of these annelids and phylogenic connexion [sic] of species in the genus. [Translation of "Sur les Spirorbis asymetrie de ces Annelides et enchainement phylogenique des especes du genre"]. Annals and Magazine of Natural History (Series 6). 19: 411-413.
56506
Caullery, Maurice; Mesnil, Felix
1897
On Spirorbis: Asymmetry of these annelids and phylogenic connexion [sic] of species in the genus. [Translation of "Sur les Spirorbis asymetrie de ces Annelides et enchainement phylogenique des especes du genre"]
Annals and Magazine of Natural History (Series 6)
19: 411-413
Publication
World Polychaeta Database (WPolyDb)
Spirorbis (Paralaeospira) Caullery & Mesnil, 1897 accepted as Paralaeospira Caullery & Mesnil, 1897 (additional source)