1: Below will be found a general reference to the Works or
Papers in which are given descriptive notices of the shells contained in
the following list; the names of the authors (in full or abbreviated)
being, as usual, annexed to each species.

ADAMS, _Proceed. Zool. Soc._ 1853, 54, 56; _Thesaur. Conch._ ALBERS,
_Zeitsch. Malakoz._ 1853. ANTON, _Wiegm. Arch. Nat._ 1837; _Verzeichn.
Conch_. BECK in _Pfeiffer, Symbol. Helic._ BENSON, _Ann. Nat. Hist._
vii. 1851; xii. 1853, xviii, 1856. BLAINVILLE, _Dict. Sc. Nat.; Nouv.
Ann. Mus. His. Nat._ i. BOLTEN, _Mus._ BORN, _Test. Mus. Caecs. Vind._
BRODERIP, _Zool. Journ._ i. iii. BRUGUIERE, _Encyc. Method. Vers._
CARPENTER, _Proc. Zool. Soc._ 1856. CHEMNITZ, _Conch. Cab._ CHENU,
_Illus. Conch._ DESHAYES. _Encyc. Meth. Vers.; Mag. Zool. 1831; Voy.
Belanger; Edit. Lam. An. s. Vert.; Proceed. Zool. Soc._ 1853, 54, 55.
DILLWYN. _Deser. Cat. Shells._ DOHRN, _Proc. Zool. Soc._ 1857, 58;
_Malak. Blaetter; Land and Fluviatile Shells of Ceylon._ DUCLOS, _Monog.
of Oliva._ FABRICIUS, _in Pfeiffer Monog. Helic.; in Dohrn's MSS._
FERUSSAC, _Hist. Mollusques._ FORSKAL, _Anim. Orient._ GMELIN, _Syst.
Nat._ GRAY, _Proc. Zool. Soc._ 1834, 52; _Index Testaceologicus Suppl.;
Spicilegia Zool.; Zool. Journ._ i.; _Zool. Beechey Voy._ GRATELOUP,
_Act. Linn. Bordeaux,_ xi. GUERIN, _Rev. Zool._ 1847. HANLEY, _Thesaur.
Conch,_ i.; _Recent Bivalves; Proc. Zool. Soc._ 1858. HINDS, _Zool. Voy.
Sulphur; Proc. Zool. Soc._ HUTTON, _Journ. As. Soc._ KARSTEN, _Mus.
Lesk._ KIENER, _Coquilles Vivantes._ KRAUSS, _Sud-Afrik Mollusk._
LAMARCK, _An. sans Verteb._ LAYARD, _Proc. Zool. Soc._ 1854. LEA,
_Proceed. Zool. Soc._ 1850. LINNAEUS, _Syst. Nat._ MARTINI, _Conch. Cab._
MAWE. _Introd. Linn. Conch.; Index Test. Suppl._ MEUSCHEN, in _Gronor.
Zoophylac._ MENKE, _Synop. Mollus._ MULLER, _Hist. Verm. Terrest._
PETIT, _Pro. Zool. Soc._ 1842. PFEIFFER, _Monog. Helic.: Monog.
Pneumon.; Proceed. Zool. Soc._ 1852, 53, 54, 55. 56; _Zeitschr.
Malacoz._ 1853. PHILIPPI, _Zeitsch. Mal._ 1846, 47: _Abbild. Neuer
Conch._ POTIEZ et MICHAUD. _Galeric Douai._ RANG, _Mag. Zool._ ser. i.
p. 100. RECLUZ, _Proceed. Zool. Soc._ 1845; _Revue Zool. Cur._ 1841:
_Mag. Conch._ REEVE, _Conch. Icon.; Proc. Zool. Soc_: 1842, 52.
SCHUMACHER. _Syst._ SHUTTLEWORTH. SOLANDER. in _Dillwyn's Desc. Cat.
Shells;_ SOWERBY, _Genera Shells; Species Conch.; Conch. Misc.; Thesaur.
Conch.; Conch. Illus.; Proc. Zool. Soc.; App. to Tankerrille Cat._
SPENGLER, _Sk