— 358 - 



parum elongata, inaequilatera, postice truncata, regulariter con- 

 vexa, costellis concentricis distinctis regularibus ad extremitates 

 majoribus lineisque radiantibus sculpta, alba, rufo-fusco macu- 

 lata, interduni fuscescens, intus alba, postice violacea; umbones 

 ante medium siti, tumiduli, laeves; lunula ovata, parum im- 

 pressa, sed linea incisa detinita. — Long. 18, alt. 12 Mm. 



Venus pulcliella Lamarck VI p. 366. — Delessert Recueil T. 10. 

 F. 9. — Haiiley Eec. Shells p. 125 T. 13, F. 39. — (T.) EOmer 

 Mal. Bl. XI p. 70. - Locard Bull. Soc. Mal. Fr. III p. 319. 

 Hab. mare mediterraneum. 



13, Tapes geographicus Gmelin. T. ovato-oblonga, 

 valde inaequilatera, antice breviter rotundata, postice longior 

 et latior, margine dorsali postico recto ventrali parallelo, con- 

 centrice striata, striis saepius postice tantum conspicuis, radi- 

 antibus obsoletis; alba, plerumque lineis rutis angulatis postice 

 picta vel marmorata vel radiata; lunula ovato-oblonga , area 

 nulla; sinus palliaris semiovatus, extremitate rotundatus. — 

 Long. 25—30 Mm. 



Venus geog-raphica Gmelin Syst. Nat. ed. 13 p. 3293. — Chemnitz 

 Conch. Cab VII T. 42, F. 440. - Lam. VI p. 355. - Philippi 

 Enum. I p. 45. — (PuU.) Sowerhy Thes. T. 149 F. 87-91. — 

 (T ) Romer Mal. Bl. XI p. 76. — Weinkauff Mittelm. p. 105. - 

 Reeve Couch. ic. sp. 71. — Hidalgo Esp. T. 44, F. 3-12. - 

 M. Ch. 11 T. 15, F. 4. — Locard Bull. Soc. Mal. Fr. III p. 322. 



Venus litterata Poli Test. Sicil. II p. 101 T. 21, F. 12. 13, nec L. 



Venus Tenorii Costa Cat. Sicil. p. 37 T. 2, F. 8. 



Venus punctata Gmelin ed. 13 p. 3281. 

 Hab. mare mediterraneum. 



14. Tapes Hoberti Brusina. T. ovato-quadrangularis, 

 depressa, inaequilatera, postice elongata, angustata, subangulata, 

 antice rotundata, dilatata; concentrice irregulariter sulcata; 

 margine dorsali arcuato; apicibus acutiusculis; cinerea, marmo- 

 rata. — Long. 18, alt. 13, crass. 7 Mm. Brus. 



Tapes HiJherti Brusina Conch. dalm. ined. p. 31. 



Hab. litora Dalmatiae. 



14. Fainilia Petricolidae. 



1. Genus Petricola Lamarck. 



T. transversa, subtrigona, inaequilateralis , latere postico 

 rotundato, antico attenuato, paullum hiante ; cardo dentibus 2 

 in utraque valva vel in unica. 



Petricola lithopliaga Retzius. T. ovata, sub- 

 irregularis, latere antico gibbo, brevissimo, rotundato, postico 

 quadruplo longiore, compresso, subattenuato, rotundato, plerum- 

 que hiante, striis concentricis irregularibus , interdum lamelli- 



