IVavicala fusca Greg. 



— geminata Grev. V. fossilisPant. 



— Henuedyi W. Sm. v. cuneata 



Grun. 



— — var. manca Per. 



— — var. neapolitana. 



— liber W. Sm. v. robusta Grun. 



— lyra Eh. 



— — var. intermedia Per. 



— nitescens Greg. 



— O'Swaldii Grev. 



— — var. visenda Temp. 



— praetexta Eh. 



— perplexa Per. 



— polysticta A. S. V. ellipticaPer. 



— Sandriana Grun. 



— Smithii Bréb. 



— — var. major (Cl.) Per. 



— spectabilis v. emarginata Cl. 



— suborbicularis Greg. 



— vacillans A. S. 

 Nitzschia insignis. 



— panduriformis Greg. 

 PleurosicniaËudon Pant. 



— formosura W. Sm. var. 



— sagitta Temp. et Br. 

 Podosira corolla A. S. 

 Pseudonitzsciiia cretae (Eh.) Forti . 



— fungairinoijAzp.) Forti. 



478 — 



Rapboneis nitida Greg. f» major Per. 



Rhabiloneina adriaticum Ktz. v. fossilis 

 Pau t. 



Stepbanopyxisturris v. intermedia Grun. 



Synedra bacnlus Greg. fa reducta nooa. 



— supeiba Ktz. 



Stictodiscus californicus v. areolata Grun. 



— — fa major nooa. 



— Hardmannianus Grev. 



— Jeremianus T. et W. 



— parallelus Pant. f* quadrala. 



Sarirella Baldjickii Norm. 



— — var. 



— fastuosa Eb. 



— — V. orbicularia Per. 



Tracbeneis aspera Cl. 



— — var. intermedia. 



Triceratiam antediluvianum Eh. 



— — var. 



— cinnaraomeum Grev.? var. 



— formosum Bright. f* penta- 



gona. 



— spinosum v. rainor fossilis 



A. S. 



Willemoesia elongata Forti. 



— •— V. rhombica n. var. 



N»» 996 à 998 CASATICO - PARMA (Italie) 

 Dépôt tertiaire marin 



Actinocyelus Ehrenbergii Ralfs. 



— Janischii Schum. 



Actinoptycbus crucifer n. sp. 



— heliopelta v. miner Br. 



— intermedius A. S. 



— minutas f» major Forti. 



— sculplilis A. S. V. tetra- 



mera Forti. 



— spinifer Grun. ^ 



— splendeus v . halionyx 



Grun. 



— undulatus f* maxima. 

 BiUdalpbia sp. ? 



Ampbora egregia Eh. 

 Antelininellia gigas Schiiett. 

 Aracbnoidiscus ornatus Eh. var. 

 Asterolampra affinis Grev. v. cellulosa 

 Forti. 



— marylandica Eh. v. fos- 



silis Pant. 



— rotula Grev. 



— variabilis Grev. 

 Aalacodiscus alunis Grun. 



— amœnus Grev. 



— italicus Forti. 

 Cladogramma coniçum Grev, 



