324 LIST OF AUTHORS AND WORKS QUOTED. 



Gmelin, J. F. Caroli a Liune Systema Naturce. Leipzig, 1788, 10 vols. 



8vo. 

 Gould, Augustus A. Report on the Invertebrata of Massachusetts. 



Cambridge (U. S.), 1841, 8vo, with 213 figures. 

 Gras, Albin. Description des MoUusques fluviatiles et terrestres de la 



France, et plus partieulierement du Departement de I'lsere. Grenoble, 



1846, 8vo, with G plates. 

 Grateloup, de, Le Dr. Distribution geographique de la famille des 



Limaciens. Bordeaux, 1855, 8vo, pp. 33. 

 Grateloup, de. Essai sur la Distribution geographique, orographique et 



statistique des MoUusques terrestres et fluviatiles viyants du Departe- 

 ment de la Gironde. Bordeaux, 1858, 1859, 8vo, pp. 196. 

 Grateloup et Raulin. Catalogue des MoUusques terrestres et fluviatiles 



vivants et fossiles de la France continentale et insulaire, par ordre 



alphabetique. Bordeaux, 1855, 8vo, pp. 56. 

 Gray, John Edward. New British Species of MoUusca. In London 



Medical Repository, xv. 1821, p. 239. 

 Gray, J. E. Remarks on the Difficulty of distinguishing certain Genera 



of Testaceous Mollusca by their Shells alone, and on the anomalies in 



regard to habitation of certain species. In Philosophical Transactions, 



cxxv. 1835, p. 301. 

 Gray, J. E. A Manual of the Land and Freshwater Shells of the British 



Islands (by William Tui'ton, M.D.). New edition. London, 1840, 8vo, 



with 12 plates. 

 Gray, J. E. Description of a new species of Spharium found near London 



(in Ann. & Mag. Nat. Hist., June 1856, p. 465) ; and on a second new 



species of SphcBrhim from the Paddington Canal (in Ann. & Mag. 



Nat. Hist., July 1856, p. 25). 

 GuETTARD. Observations qui peuvent servir a former quelques caracteres 



de Coquillages. In Mem. Acad. Sc. Paris, 1756, p. 145. 



Hartmann, J. D. W. VON. System der Erd- und Fluss-Mollusken der 

 ScliAveitz und des benachbarten Landes. In Steinmiiller, Neue Alpina, 

 Wintherthur, vii. Band i. 1821. 8vo, p. 194. Also in Sturm, Deutsch- 

 lands Fauna, vi. 5 Heft. Niirnberg, 1821, 18mo, pp.60, with 3 plates. 



Held. F. Aufzahlung der in Bayern lebenden Mollusken. In Isis, 1836, 

 p. 271 ; and 1837, p. 304. 



Herrmannsen. a. N. Indicis generum Malacozoorum primordia, no- 

 mina subgenerum, generum, familiarum, tribuum, ordinum, classium ; 

 adjectis auctoribus, temporibus, locis, systematicis atque litterariis, 

 etymis, synonymis. Cassel, 2 vols. 8vo, 1846-9 ; and Supplement and 

 Corrigenda, 1852. 



Hoy, Thomas. Account of a Spinning Limux or Slug. In Linn. Trans, 

 i. 1790, p. 183. 



Hutton, Thomas. On the Land-shells of India. In Journ. Asiat. Soc. 

 Beng. iii. 1834, p. 81, 520. 



Jeffreys, John Gwyn. A Synopsis of the Testaceous Pneumonobran- 



chous Mollusca of Great Britain. In Linn. Trans, xvi. 1830, p. 323 ; 



and Supplement to same, p. 505. 

 Jeffreys, J. G. Notes on Swiss Mollusca. In Ann. & Mag. Nat. Hist., 



January 1855, pp. 16. 

 Jeffreys, J. G. Shropsliire Mollusca. In Ann. &Mag. Nat. Hist., Oct. 



1855, p. 464. 



