— 301 — 



57. Lucinopsis undata, Pennant. 

 Kerkennahs 8. 



58. Gastrana fragilis, Linné. 

 Gabès 3. 



59. Teîlina planata, Linné. 



Djerba 4. , 



60. Tellina distorta, Poli. 

 Kerkennahs 8, Sfax 9, Gabès iO. — Eponges. 



6i. Arcopagia balaustina, Linné. 

 Sfax 9, Aghir H. 



62. Donax trunculus, Linné. 

 Gabès Z, Djerba 4. — Eponges. 



63. Donax venus lus, Poli. 

 Gabès 3, Zarziss 12. 



64. Donax semislriatus, Poli. 

 Gabès 3, Djerba 4. — Eponges. 



65. Mesodesma cornea, Poli. 

 Eponges. Une valve. 



66. Mactra corallina, Linné. 



Gabès 3. 



Var. laclea, Lamarck. 



Djerba 4. 



67. Syndesmya Benieri, Philippi. 

 Sfaxli9, Gabès 10. 



