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Cristellaria complanata Reusi 

 ,, scitula Berthelin 

 ,, Bononiensis Bert 

 ,, planiuscula Reuss 

 ,, discrepans Reuss 

 ,, costulata Chapms 

 ,, Spachholtzi Reus 

 ,, gemmata Brady 

 ,, laevigata Reuss 

 ,, navicula d'Orbigr 

 ,, triangularis d'Orl 

 ,, nuda Reuss . 

 ,; lepida Reuss . 

 ,, subalata Reuss 

 ,, sulcifera Reuss 

 ,, lobata Reuss . 

 ,, oligostegia Reuss 

 ,, Münsteri Römer 

 ,, umbilicata Reuss 

 ,, Williamsoni Reus 

 ,, diademata Berthe 

 ,, Baylei Reuss . 

 ,, rnacrodisca Reuss 

 ,, barbata nov. spet 

 ,, rotulata Lamarck 

 ,, gaultina Berthelir 

 ,, exarata Reuss 

 ,, calcar d'Orbigny 

 ,, cultrata d'Orbign 



Dimorphina Ursulae nov. spe 

 ,, minuta nov. spec 



Polymorphina prisca Reuss . 

 ,, cUiptica Reuss 

 ,, lanceolata Reu 

 ,, porrecta Reuss 

 ,, lacrima Reuss 

 ,, obtusa Reuss . 

 ,, angusta Egger 

 ,, ampla Karrer . 

 ,, sororia Reuss . 

 ,, , ,, cuspida 

 ,, lactea Walker. 

 „ cretacea Alth . 

 „ gibba d'Orbign 

 ,, communis d'Orl 



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