C. Schlüter, Kreide -Echiniden, 



Abhaiuü.d.Kai. Frouss. gi-olog. Landesanstalt Neue fijJge,HeftV. 



Taf 8. 



19 .,„ 



■"&* 



10 



14 



21 -. 



l, r s 





17 



16 



I 





Vi 



1-4 Leiocidaris Hüsü m. 



ilaris, Schlüt _Kec.com. L5 

 ' : '..punctata, A. Rom. 



Lichtdn isch. Berlin. 



