BioStor
 | A Supplement to the "Synopsis of Testaceous Pneumono-branchous Mollusca of Great Britain." John Gwyn Jeffreys (1833) Transactions of The Linnean Society of London 16: 505-523 |
 | XLIV.—On the Mollusca of the upper Harz J Gwyn Jeffreys (1860) Annals And Magazine of Natural History 6: 348-350 |
 | XXXIX.—Revision of British Mollusca A M Norman (1890) Annals And Magazine of Natural History 6: 327-341 |
 | Malacologie alpestre (1913) Revue Suisse De Zoologie 21: 439-575 |
 | Révision des genres de la sous-famille des Analgesinæ ou Sarcoptides plumicoles E-L Trouessart (1916) Bull. Soc Zool 40: 207-223 |