Tafel XI. 



Fig. 1. Spiriferella saranae Ver.n. Vcntralklappe. Store Bjoniekap. Exemplar 



N 459. Naliirliche GiSsse. 

 „ -2. Spiriferella Keilhavi Blch. Ventralklappe. Store Bjoniekap. Exemplar 



N 461 Naliirliche Grosse. 

 „ •! Spiriferella Keilhavi Buch. Store Bjoniekap. Exemplar N 460. Natiir- 



liche Grosse. 

 , 4. Spiriferella Parriiana Tori.A. Store Bjornekap. Exemplar N 480. Natiir- 



lichf Grosse 



