— 362 — 



Cardium groenlandium Chemnitz Coucb. Cab. VI T. 19, F. 198. — 

 Lam. VI p. 407. — de Kay New York p. 206 T. 23, F. 250. — 

 Reeve sp. 53. — Middend. Ma]. ross. III T. 16, F. 6—9. — 

 (Serripes) Chenu Man. F. 496-493. — Gould et Einney p. 144, 

 F. 454. — Sars Nory. p. 49 T. 5, F. 3. - Forbes et Hanley II 

 p. 39. - Leche Vega p. 443. 



Cardium edentulum Montagu Test. brit. Suppl. p. 29. — Sow. Genera 

 F. 2. 



Mactra radiata Donovan Br. Sb. V T. 161. 



Aphrodite columba Lea Trans. Ani. Philos. Soc. (N. S.) V pl. 18 

 F. 54. 



Hab. oceanum arcticum. 



2. Genus Cardium Linne. 

 T. tumida, cordata, radiatim costata, saepe spinosa vel 

 ecliinata, umbonibus contiguis, incurvatis; cardo dentibus pri- 

 mariis 2 approximatis, lateralibusque plerumque distinctis ; liga- 

 mentum externum, prominulum. 



1. Cardium hians Brocchi. T. cordato-globosa, subae- 

 quilatera, solidula, postice latissime liians, recte truncata, ad 

 marginem dentibus distantibus crassis munita, costis radiantibus 

 19—23 latis carinatis sculpta^ posticisS— 6 depressis, latioribus, 

 oblique erectis, anticis seusim multo tenuioribus et valde di- 

 stantibus squamiferis, squamis erectis, infra concavis, cochleari- 

 formibus, in medio valvarum obsoletis, postice in spinas elon- 

 gatas retroversas mutatis, interstitiis concavis, latis, costa 

 longitudinali depressa ultra medium evanescente divisis ; albida, 

 plus minusve rufa vel badia, squamis spinisque pallidis. Um- 

 bones intlati, valde prominentes, fere mediani; area in tota 

 longit. ringens; ligamentum valde prominulum. — Long. ad 100, 

 alt. 90, crass. 80 Mm. Roemer. 



Cardium hiaus Brocchi Conch. foss. II p. 508 T. 13, F. 6. — Eeeve 

 Conch. ic. sp. 27. - Desh. Expl. Alg. T. 95, 96. - Weinkauff 

 Mittelm. p. 129. - M. Ch. II T. 8, F. 1. 



Cardium jndicum Lam. VI p. 390. — Sow. Conch III. F. 46. 



Cardium Darwiui Mayer J. C. XIV p. 69. 

 Hab. inter Siciliam et Algeriam. 



2. Cardium erinaceum Lamarck. T. magna solida, 

 rotundato-cordata, oblonga, subaequilatera , antice breviter et 

 oblique rotundata, postice fere recte truncata, levissime hians, 

 pallide lutescenti-albida, interdum fuscescens, costis ad 33 — 35 

 latiusculis utrinque angulatis, quam interstitia transverse striata 

 nmlto latioribus linea impressa divisis, anterioribus dense pa- 

 pilliferis, posterioribus aculeatis sculpta ; umbones leviter retror- 

 sum curvati, vividius colorati. — Diam. ad 90 Mm. 



Cardium erinaceum Lamarck ed. 1 vol. VI 1 p. 8. — Philii^pi 

 Enum. I p. 50. — Eeeve Conch. ic. sp. 53. — Weinkauff Mittelm. 

 p. 132. - Locard Cat. p. 447. 



Cardium eehinatum Poli Test. Sicil. T. 17, F. 4. 5, nec L. 

 }Lab. mare mediterraneum. 



