145 
p. 12. No. .30 (C. rusticum). Turton Dict. p. 30. Turton Dithyra brit. p. 
188. Blainville Manuel t. 70. b, f. 3. Payraudeau Moll, de Corse p. 58. 
Risso Eur. mer. IV. p. 334. Brown 111. Conch. Gr. Br. t. 22. f. 8 (C. zo- 
natum), idem t. 22. f. 4 (C. tenue). Blain-ville Fauna fran^. t. 8. f. 2. 
Deshayes Expl. sc. de Moree p. 104. Philippi En. Moll. Sic. I. p. 52. t. 
4. f. 12 — 14 (C. rusticum), idem t. 4. f. 15 (C. pectinatum), idem t. 4. 
f. 16. Deshayes-Lamarck 2. Ed. VI. p. 405. No. 30 (C. rusticum), idem p. 
405. No. 29 (C. pectinatum), idem p. 406 (C. edule), idem p. 407. No. 
34 (C. creuulatum). Scacchi Cat. p. 8. Potiez u. Michaud Gal. de Douai 
II. p. 185. Forbes Rep. Aeg. Inv. p. 144 (C. edule u. C. rusticum). Phi- 
lippi En. Moll. Sic. II. p. 38 (C. rusticum), idem p. 39 (C. pectinatum), 
idem p. 39 (C. edule). Delessert Rec. t. 11. f. 5 (C. crenulatum). Frey u. 
Leuckart Beitr. p. 139. HanleyRec. Shells I. p. 134 (C. rusticum), idem p. 
134 (C. pectinatum), idem p. 134 (C. edule). Reeve Conch. Sc. t. 4. f. 
22, idem t. 18. f. 93 (C. Lamarcki), idem t. 19. f. 94 (C. Fichwaldi), 
idem t. 20. f. 112 (C. crenulatum), idem t. 20. f. 113 (C. balticum). Lo- 
■ven lud. Moli. Sk. p. 189. Middendorf Mal. Ross. III. p. 32. t. 15. f. 10 — 22. 
Requiem Coq. de Corse p, 27 (C. rusticum), idem p. 27 (C. edule). Des- 
hayes Trait^ el^m. II. p. 72. t. 25. f. 1. 2. Eichwald Fauna Casp. VII. t. 
37. f. 24 — 27. D’Orbigny in Webbs Can. p. 105. Petit Cat. in Journ. de 
Conch. IL p. 374, idem p. 374. No. 9 (C. crenulatum), idem p. 375 (C. 
rusticum). Leach Synopsis p. 318. Forbes u. Hauley brit. Moll. II. p. 15. 
t. 32. f. J — 4. Yon Baer in Leonh. u. Bronn’s Jahrb. 1856. p. 593. Sandri 
Elengo I. p. 4. No. 26 (C. clodiense), No. 27. (C. crassum), No. 31 (C. 
edule), No. 38 (C. pectinatum). No. 40 (C. rusticum). Mac Andrew Reports 
pp. Sowerby 111. Ind. t. 5. f. 12. H. u. A. Adams Genera II. p. 45. t. 
III. f. 6. Chenu Manuel II. p. 108. fig. 494. Sars Adr. havs Fauna p. 5. 
Meyer u. Möbius Arch. f. Naturgesch. B. 28. p. 234. Jeffreys-Capellini P. 
C. p. 30. Grube Ausfl. p. 121 (C. rusticum). Weinkauff Cat. in Journ. de 
Conch. X. p. 321, idem p. 321 (C. rusticum). Jeffreys Brit. Conch. II. p. 
286. Fischer in Journ. de Conch. XII. p. 243. 
Species fossilis: 
Brocchi Conch. foss. subap. II. p. 499, idem p. 500 (C. rusticum), idem p. 
500. t, 13. f. 3 (C. clodiense). Defrance Dict. V. p. 106 (C. crassum). 
Lamarck hist. nat. VI. 1. p. 18 (C. rhomboides). Sowerby Min. Conch. t. 
238. f. 3 (C. edulinum). Studer Mollasse p. 393 (C. edulinum), idem p. 
394 (C. rusticum). Marcel de Serres Geogn. du Midi p. 145, idem p. 144 
C. rusticum). Bronn. It. Tert. geh. p. 103 (C. crassum), idem p. 103 (C. 
incertum). Deshayes Expl. sc. de Moree III. p. 104, idem in Lyell III. p. 
8. Philippi En. Moll. Sic. I. p. 53 (C. crassum, rusticum u. pectinatum). 
Deshayes Lamarck 2. Ed. VI. p. 415, note. Philippi En. Moll. Sic. II. p. 
40. Nyst. Coq. foss. belg. p. 193. t. 15. f. 1. (C. edulinum). Sismonda 
Synopsis p. 18 (C. clodiense). Bronn. Ind. pal. p. 231. D’Orbigny Prodr. 
III. p. 183. Eichwald Lethaea rossica III. p. 101. Wood Monogr. II. p. 
155. t. 14. f. 2. a. g. Mayer Mitth. p. 86. Meneghini Pal. Sard. p. 561. 
Hoernes Foss. Moll. d. W. B. II. p. 185. t. 25. f. 2. 3. Sequenza Notizie 
p. 13 (C. clodiense), idem p. 31 (C. rusticum). 
Yorkommen dieser gemeinen Art vorzugsweise im Brak- 
wasser der Aestuarien, doch auch im offenen Meer auf sandigem 
Grund und geringer Tiefe an den Küsten von Spanien (M’ An- 
drew), Südfrankreich (Petit), Piemont (Jeffreys), Corsica (Pay- 
Weinkauff. Mittel-Meer-Conchylien. I. 10 
