— 364 — 



7. Cardium tuberculatum Linne. T. subcordato- 

 globosa, tumida, solida, varie coloris, sed plerumque fasciis vivi- 

 dis ornata, costis 20—23 elevatis, convexis, quam interstitia 

 concava vix angustioribus, antice expansis, postice tenuioribus, 

 linea longit. interdum obsoleta leviter fissis, ad latera et basin 

 versus nodosis aut turbate subspinosis, nodis antice majoribus, 

 interdum in tota superlicie deticientibus. — Diam. 50—60 Mm. 



Cardium tubercalatum Linue ed. 12 p. 1122. — Clierauitz Conch. 



Cab. VI T. 17, F. 173. — Laui. VI p. 397. — Jeffieys Br. Coucli. 



II p. '273 T. 34, F. 3. - Weiukauff Mittelm. p. 136. — Hidalgo 



T. 38, F. 1-5. — Locard Cat. p. 449. 

 Cardium rusticum Linne ed. 12 p. 1124. — Forbes et Hanley II 



p. 11 T. 31, F. 3. 4. - Sow. IIL Ind. T. 5, F. 10. - Eeeve 



Conch. ic. sp. 16. — Nec Lam. 

 Cardium tuberculare Sow. Gener. lig. 3. 



Hab. mare mediterraneum et lusitanicum usque ad Bri- 

 tanniam meridionalera. 



8. Cardium p aucicostatum Sowerby. T. cordata, 

 parum tumida, vix inaequilatera, postice subtruncata, vix le- 

 vissime bians, costis 15 — 20 acutangulis, linea elevata subcari- 

 natis et papillis minoribus antice latioribus, postice acutis, 

 armatis, interstitiis planis fere aequalibus transversim striatis; 

 umbones submediani, margine dorsali posteriore valde declivi; 

 albida, ferrugineo tincta et subfasciata. — Long. ad 50 Mm. 



Cardium ciliatum auctor. plur., uec L. 



Cardium paucicostatuui Sowerby IIL Ind. T. 1, F, 20. — Eeeve 



Conch. ic. sp. 18. — Hidalgo Esp. T. 37, P. 4. - Locard Cat. 



p. 449. 



Hab. e mediterraneo usque ad Britanniam. 



9. C a r d i u m e d u 1 e L i n n e. T. mediocris, tumida, obli- 

 que cordata, subangulata, antice obtuse rotundata, postice pro- 

 ducta et oblique truncata, margine ventrali leviter arcuato, 

 dorsali utrinque declivi, albida, costis ad 26 planulatis laevibus 

 aut squamulis minutis asperis sculpta, epiderniide fuscescente 

 decidua induta. — Diam. ad 45 Mm. 



Cardium edule Liune ed. 12 p. 1124. — Lani. VI p. 405. — Forbes 

 et Hauley II p. 15 T. 32, F. 1—4. — Sow. Hl. Ind. T. 5, F. 12. 

 - Jeffreys Br. Couch. II p. 286 T. 35, F. 5. — Weinkauff Mittelm. 

 p. 144. - Hidalgo Esp. T. 39, F. 5. — Sars Norv. p. 45. — 

 Locard Cat. p. 450. 

 Cardium vulgare de Costa Br. Couch. p. 150 T. 11, F. 1. 

 Cardium pectinatum Lam. VI p. 405. 

 Var. inaequilatera, major: 

 Cardium rusticum Chemnitz Conch. Cab. VI T. 19, F. 197. — Poli 



Test. Sicil T. 17, F. 12, 13. 

 Cardium Lamarckii Reeve Couch. icon. sp. 93. 

 Var. = C. creuulatum Lam. VI p. 407. 



Var. = C. obtritum Locard Cat. p. 451. — (Hidalgo Esp. T. 39, F. 4). 

 C. tenue Brown, C. Eichwaldi Reeve, C. balticum Eeeve, C. clodi- 



