113 Pelecypoda. — Conchacea. 



Habit.: — 120 org. prof. ; litora Hispaniae : Algesiras (Hidalgo), Gibral- 

 tar, Cartagena (McAndeew), Malaga (McAndeew, Hidalgo), Valeucia, Calellay 

 Mataro , Barcelona (Hidalgo) ; ins. balear. : Iviza , Malion (Hidalgo) , Conejera 

 (Mc Andkew) ; Alger (Weinkauff) ; litora Galliae (Petit, Dubkeuil), Roussillon, 

 la Nouvelle (Locard) , la Franqui (Pepratx) , Cette (Granger) , Palavas (Doll- 

 Fus) , Aigues-Mortes (Clement) , Marseille (Ancey) , Madrague (Marion) ; Nizza 

 (Risso, V^irany) ; litora pedemontana ( Jeffreys) ; Corsica (Payraudeau, Requien) ;, 

 Sardinia (Appelius, Mc Andrew), Bonifacio (Rolle) ; Livorno (Appelius) ; Napoli 

 (PoLi, ScACCHi); Ustica (Calcara); Sicilia (Philippi, Aradas et Benoit) ; Malta, 

 Tunis (Mc Andrew) ; Adria : Venezia (G. v. Martens, Weinkauff), Trieste, Pi- 

 rano (v. Martens), Lesina (Heller), Grado, Rovigno, Dobrigno, Levrera, Unie 

 (Stossich), Zara (Sandri); mare Aegeum (Forbes); Aegyptus: Ramleh (Schneider). 



Nom. vulg.: Napoli: Cocciola fasulara (0. G. Costa) ; Venezia : Issolon 

 (G. V. Maetens). 



2. Cytherea rudis Requ. {Veiius mdis Poli, C. vcnetiana Laji., C. nux Costa,. 

 C. ardoe Risso, F. oc/oop/cte Kryn., Cari/atis nnx ^oem., Circe ri(dis JIid., V. pec- 

 tuncuhts Brocchi, CaUista nux Bkus.) Testa oblique cordata, antice paullo brevior^ 

 concentrice striata , striis elevatis , rugosis aut (detritis) laevibus ; rufa , radiis- 

 albis, lunula et area plerumque intensius rufis; ligamentum extra inconspicuum, 

 lunula cordata, vix distincta, area fere nulla. — Long. 13 — 15 mm. 



Distrib. : 2 — 120 org. prof., Atlanticum, lusitanicum; Propontis. — Fos- 

 silis in stratis tertiariis. 



Habit. : 10 — 40 org. prof. : litora Hispaniae: Gibraltar, Malaga, Carta- 

 gena (Mc Andeew), Cabo de Gata (Jeffeeys), Mataro, Barcelona (Hidalgo) ; ins. 

 balear. : Malion , Palma de Mallorca , Conejera (Hidalgo) ; Alger (Weinkauff),. 

 Jijeli, Bona, Benzert, Rasel Amusli (Jeffkeys) ; litora Galliae (Petit, Dubreuil),. 

 Cette (Gkanger), Marseille: la Cassidagne, Riou (Ancey), St. Jean, la Joliette,. 

 Roucas-Blanc , cliateau dTf, etc. (Marion) , Toulon (Gay), Cannes (Doublier) ; 

 Nizza (Risso, Verany) ; litora pedemontana (Jeffreys) ; Corsica (Requien) ; Sar- 

 dinia (Mc Andkew) , Bonifacio (Rolle) ; Spezia (Tappakone-Canefri) ; ? Livorno 

 (Appelius) ; Napoli (Poli, Scacchi, Costa) ; Sicilia (Philippi, Aradas et Benoit) ; 

 ^Adventure Bank" (Jeffkeys) ; Pantellaria, Malta, Tunis (McAndrew), Adria: 

 Chioggia (Lamarck), Trieste, Cherso (Stossich), Lesina, Curzola (Heller), Zara. 

 (Sandri), Rovigno, ins. Selve (Wimmer) ; mare Aegeum (Forbes) ; litora Aegypti 

 (Roemer), Creta (Spratt, Jeffreys). 



m 2a. C. mediterranea Tib. {yenuspectunculusB^ciccYa, ex opin. Monter.., 

 V. C. ruclem). Testa magis rotundata, striis transversis prolongatioribus et melius 

 impressis; omnino alba. — Long. 5 — 8 mm. (Ex opinione Marioni varietas 

 praecedentis.) 



Habit. : Litora Galliae (Dubreuil), Marseille, in aqua profunda (Makion) ; 

 Corsica (Tiberi) ; Sicilia: prom. S. Vito, Palermo (Monterosato), Messina, Aci- 

 Trezza (Akadas et Benoit), Sciacca (Del Prete). 



m ?3. C. nitidula Lam. „Testa ovato-elliptica , laevigata, fulvo-rubens ; 

 cingulis transversis subduabus spadiceo-maculatis ; natibus albidis, intus alba" (La- 

 marck). 



Habit. : Agde (Petit), Toulon (Petit, Doublier, Gay); Corsica (Pay- 

 baudeau). 



m ? 4. C. Sismondae Calc. „Testa parva albo-sudicia, aequilatera, sub- 

 rotundata, inflata, transversim argute striata; lunula parva lineata, intus rubro- 

 sanguinea maculata, margine integro. Diam. 7 lin." (Calcara). 



