210 S. CERTTLLI-IRELLI [226] 



Gen. Ervilia Turton. 



18G. Ervilia pusilla Peil. sp. - Parte III, Tav. XIV [XXIV], fig. 6-9 pag. 137 [153] 



E. pusilla var. bnvis n. var. - Parte III, Tav. XIV [XXIV], fig. 10, 11 . . . » 138 [154] 



r 



Fam. Mactridae Grat. 

 Gen. Mac tra L. 



187. Mactra glauca Born. var. helvacea Cheun. sp. — Parte III, Tav. XIV [XXIV], fig. 14 . » 138 [154] 



188. Mactra corallina L. sp. - Parte III, Tav. XIV [XXIV], fig. 15, 19 » 139 [155] 



M. corallina var. truncatella n. var. — Parte III, Tav. XIV [XXIV], fig. 20 . . . » 139 [155] 



189. Mactra (Spisula) subtruncata Da Costa sp. - Parte III, Tav. XIV [XXIV], fig. 21-37 . » 140 [156] 



Gen. Eastemia Gray. 



190. Eastonia rugosa Chemn. sp. - Parte III, Tav. XIV [XXIV], fig. 38, 39 . . . . » 142 [158] 



Gen. Entrarla Lk. 



191. Lutraria lutraria L. sp. - Parte III, Tav. XV [XXV], fig. 1-9 » 142 [158 1 



192. Lutraria oblonga L. sp. - Parte III, Tav. XVI [XXVI], fig. 1-5 » 144 [160] 



Fam. Cardiliidae Deshates. 

 Gen. Cardilia Desh. 



193. Cardilia Michelottii Desh. - Parte III, Tav. XVI [XXVI], fig. 6 » 145 [161] 



Fam. Myidae Gray. 

 Gen. Sphenia Tuuton. 



194. Sphenia Binghamì Turt. - Parte III, Tav. XVI [XXVI], fig. 7, 8 . . . . . » 145 [161] 



195. Sphenia testarum Bon. sp. - Parte III, Tav. XVI [XXVI], fig. 9-11 . . . . » 146 [162] 



196. Sphenia parva n. sp. - Parte ni, Tav. XVI [XXVI], fig. 12, 13 . ... . * 147 [163] 



197. Sphenia subtriangularis n. sp. — Parte III, Tav. XVI [XXVI], fig. 14 . . . . » 147 [163] 



Fam. Corbulidae Broderip. 

 Gen. Corbula Brug. 



198. Corbula gibba Olivi sp. — Parte in, Tav. XVI [XXVI],- fig. 15-19 » 148 [164] 



Gen. Corbulomya Nyst. 



199. Corbulomya mediterranea Costa sp. - Parte III, Tav. XVI [XXVI], fig. 20 . . . -> 148 [164] 



Fam. Clycymeridae Deshayes. 

 Gen. Glycymeris (Klein) Lk. 



200. Glycymeris glycymeris L. var. Faujasi Mén. —Parte III, Tav. XVIT [XXVDIJ, fig. 1-7 . » 149 [165 

 01. glycymeris var. producta n. var. — Parte III, Tav. XVIII [XXVIII], fig. 1 . . » 150 [166] 



