— 320 — 



207. Typhis tetrapterus, Bronn. 



Sfax 9, Gabès IO5 Zarziss 12. — Eponges : quelques 

 beaux exemplaires. 



208. Murex trunculus, Linné. 



Sfax 2, Gabès 3, Djerba h. — Eponges. 

 Var. adusta, Monterosato. 

 Eponges. 



209. Murex Blainvillei, Payraudeau. 



Djerba 4, Sousse 6, Kerkennahs 8, Sfax 9, Zirziss 12, 

 — Eponges. 

 Var, bicolor. 

 Sfax 9. — Eponges. 

 Var. gracilis, Monterosato. 

 Eponges. 



Var. rosea^ Monterosato. 

 Eponges. 



210. Murex hybriduSy Aradas et Benoit. 

 Eponges. 



2H. Murex acanthophorus, Monterosato. 

 Eponges. 



212. Murex Edwardsi, Payraudeau. 



Djerba 4. — Eponges. 

 Var. cassidula^ Monterosato. 

 Djerba 4. — Eponges. 



213. Murex scalaroides, Blainville. 

 Sousse 6, Sfax 9. — Eponges. 



214. Murex cyclopus^ Monterosato. 

 Eponges. 



