[33] G. DE ALESSANDRI 
INDICE 
Piano di Sirone 
Piano di Brenno 
ELENCO DELLE SPECIE 
Piano di Sirone 
Piano di Brenno . 
DESCRIZIONE DELLE SPECIE DEL PIANO DI SIRONE 
Santoniano 
Gen. Actaeonella D’ORBIGNY . 
Actaconella gigantea Sow. sp. 
» Lamarckii Sow. sp. 
» obtusa Zx. 
> Sanctae-Crucis FuTT. 
» (Volvulina) lacvis Sow. sp. 
Gen. Nerinea DEFRANCE . 
Nerinea Mariani n. sp. — (Tav. XVI [III] fig. 1) . 
Gen. Glauconia GIEBEL . c 5 5 
Glauconia Renauriana D’ORB. sp. — (Tav XVI [III], fig. 3) 
» Kefersteinii MUNST. sp. — (Tav. XV [II], fig. 8) 
Gen. Cardium LinwnEO 
Cardium sironense Stopp. — (Tav. XVI [III], fig. 8) 
Gen. Fimbria MEGERLE . 
Fimbria Villae Stopp. sp. — (Tav. XVI [III], fig. 7 
Gen. Hippurites LAMARCK 
Hippurites inaequicostatus Mùxnsr, — (Tav. XIV [I], fig. 5; Tav. XVI [III], fig. 2, 4-6) . 
» Oppeli Douv. — (Tav. XV [II], fig. 1-2). 
» Taburnii Guisc. — (Tav. XIV [I], fig. 1 e 4). 
» sulcatus Deer. — (Tav. XV [II], fig. 6; Tav. XVI [III], fig. 10) 
» Douvillei n. sp. — (Tav. XIV [I], fig. 2; Tav. XV [II], fig. 7) 
» sp. — (Tav. XIV [I], fig. 6) 
Gen. Radiolites LAMARCK 
Radiolites sironensis n. sp. — (Tav. XIV [I], fig. 3) . 
Gen. Inoceramus SowERBY 
Inoceramus Cripsii MANT. 
Gen. Lithophagus MUHLFELDT 
Lithophagus cfr. rugosus D’ORB. Sp. . 
Palaeontographia italica, vol. IV, 1898. 
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