501 



S p e c i e s. 



Unter - Oligocän. 



Mittel- Oligocän 



Ob.-Oli 

 gocän. 



Nordwest- 

 Deutschi. 



:C5 

 O 

 O 

 C/J 



Macrocypris arcuata 

 v. Mstr 



— pulchella Lkls. . 



— insignis Lkls. 

 Pontocypris dactylus 



Egg 



— lucida Lkls. . . 



— öbtusa Lkls. . . 

 ? — cypriformis Lkls. 

 Argüloecia cylindra- 



cea Born. . . . 



— laevissima Born. . 



— öbtusa Lkls. . . 

 Bairdia subdeltoidea 



v. Mstr 



— elongata Lkls. . 



— brevis Lkls. . . 

 Cythereis Jurinei v 



Mstr. . . . 



— äff. millepunctata Sp. 



— scrobiculata v. 

 Mstr 



— striato - punctata 

 Rom 



— latimarginata Sp. 



— obliquata Rss. . . 



— hispida Sp. . . 



— lyrata Rss. . . 



— punctata v. 

 Mstr.? . . . . 



— lattorfi Lkls. . . 



— scabra v. Mstr. . 



— scabella Lkls. 



— subcornuta Lkls. 



— Jeffrey si Brady . 



— asperrima Rss. . 



— echinata Rss. . . 



— spinosa Lkls. . . 



— plicata v. Mstr. . 



— Edwardsi Rom. . 



— plicatula Rss.? . 



— varians Born. 



— angustatissima 

 Lkls 



ns 



ns 



ns 



ns 



ns 

 ns 



ns 



ns 



ns 



33 : 



