90 



NATURAL HISTORY 



Class I 

 Br/ojoa 



'Pec:*tir?atella 

 fresh -water hr/oysan 



M0LLU5CpiDEA 



moss aniYnals ana. lamp svjetis 



ejdsrnol viev 



(1) lyTageWania 



Class IE 



BrachiopocCa 



m 



Phoronie 



Class IL 



Phor-onidea 



