PRINCIPAL ABBREVIATIONS. xix 
Say. Say in the works cited ; also in Descriptions of some new terrestrial and 
fluviatile shells of N. America. 5 
— Am. C. Say’s American Conchology, pts. i. ii. 1830; pt. iii. 1831; pts. iv. 
vy. 1832; pt. vi. 1834; pt. vii. (posthumous). 
—— Nicn. (or Nicnors.) Enc. Say in the second and third American editions 
of Nicholson’s Cyclopedia (1818). Reprinted as a pamphlet in 1819. 
— Puan. J. (or J. Pamap.) Say in the Journal of the Academy of natural 
sciences of Philadelphia, vols. i. to vi. 
Scaccui. Scacchi’s Catalogus Conchyliorum Regni Neapolitani, 1836. 
Scur. (or Scuror.) Schréter in the works specified. 
“—— Ew. (or Et.) Schréter’s Einleitung in die Conchylien-Kenntniss nach 
Linné. Vol. i.1783; vol. ii. 1784; vol. iii. 1786. 
«—— Erp. Schroter’s Versuch &c uber die Erdconchylien, 1771. 
»< —— Fi. Schroter’s Geschichte der Flussconchilien, 1779. 
—— Jour. C. Schroter’s Journal &c Conchyliologie, 1774 to 1780. 
N. Lir. Schroter’s Neue Litteratur &c. 1784 to 1806. 
Scu. (or Scuus.) Schubert and Wagner’s appendix to Martini and Chemnitz’s 
Conchylien cabinet, 1829. 
ScuumacHER. Schumacher’s Essai d’un nouveau systéme des habitations des Vers 
testacés, 1817. 
% Scorori. Scopoli’s Deliciz Flore et Faune Insubrice, 1786 to 1788. 
Sepa. Seba’s Locupletissimi rerum naturalium thesauri &c. vol. iii. 1761. No 
special names. 
Suaw, Nar. Misc. Shaw’s Naturalist’s Miscellany, 1790 to 1813. 
Suepr. T. L. Sheppard in the Transactions of the Linnean Society, vol. xiii. 
Saito, Mem. Wern. (or W. M.) Smith in the Memoirs of the Wernerian Na- 
tural History Society. 
Sot. Solander’s manuscripts, quoted chiefly by Dillwyn, but also evidently studied 
by Hwass and Bruguiere. Although not printed, several copies have been 
taken. 
» Sow. B. Misc. J. Sowerby’s British Miscellany, 1806. 
Sow. C. I. Sowerby’s (junior) Conchological Illustrations. 

»—— G. (or Gen.) Sowerby’s (senior) Genera of recent and fossil shells. 
—— Matac. Mae. Sowerby’s (senior) Malacological and Conchological Magazine, 
1838, &c. 
—— May. (or C. Man.) Sowerby’s (junior) Conchological Manual, Ed. ii. 1842. 
—— Sp. (or Spec.) C. (or Conc.) Sowerby’s (senior) Species Conchyliorum: 
*part i. 1830: part ii. (imperfect) not published until Nov. 1855. 
—— Tank. Sowerby’s (senior) Catalogue of the shells of the late Earl of Tanker- 
ville, 1825. 
—— Tu. Sowerby’s (junior) Thesaurus Conchyliorum. From 1842 to now. 
—— T. L. (on Tr. Lin.) Sowerby’s (senior) in the Transactions of the Linnean 
Society, vol. xiii. 
—— Z.P. Sowerby (senior chiefly) in the Proceedings of the Zoological Society. 
Spen. or SpenG. Spengler in the works specified. 
Spenc. Sou. (or Scur.) Dan. Ges. Spengler in Nye sammlung &c Dankse Vi- 
denskabernes Selskab Skrivter, vol. i. 
Spene. (or Spey.) SK. (or Skriv. Nat.) Spengler in the Skrifter af Naturhistoris 
Selskabet. Kiobenhagen, vol. i. pt. 1, 1790; vol. i. pt. 2, 1791; vol. ii. pt. 1, 
1792; vol. ii. pt. 2, and iii. pt. 1, 1793; vol. iii pt. 2, 1794; vol. iv. pt. 1, 
1797; vol. iv. pt. 2, 1798; vol. v. pt. 1, 1799; vol. v. pt. 2, 1802. 
—— Serxs. (or Danxse Vip.) Spengler in the Nye Sammlung af &e Dankse 
Videnskabernes Selskab Skrifter, 1781 to 1788, 
Sprx, Braz. Wagner in Spix’s Testacea fluviatilia in itinere per Brasiliam &c. 
collecta, 1827. 
Stuper. Studer’s Systematisches &c Schweizer Conchylien, 1820. 
Sw. (or Swarn. or Swarns.) Swainson in the works cited. 
— Brien. Swainson’s Catalogue of the rare and valuable shells in the museum 
of oy late Mrs. Bligh, 1822: reprinted in Hanley’s edition of the following 
work. 
>< —— Ex. C. Swainson’s Exotic Conchology, ed. Hanley, 1841: the first edition, 
imperfect, from 1822 to 1835. 
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