j-:*I»CuiJ«'"g* 



■i_^ 



i'if-- 



Id. 



/•/3 





.^ii 



s^'^t-'^ * 



3"b. 





1 e. 



4 '"~1'-~-*— 4-^ 





1. Astrocyathus ceratites Ldwg. (Cyathophylh.m ceratites Goldf.) - 2. Astrocyathus verraicularis Ldwg. (Cyathophyllum 

 rerraiculare Goldf.) — 3. Astrocyathus medio-profundtis Ldwg. (Cyathophyllum ceratites Goldf. z. Th.) 



