ALjEONTOGRAPHT 



ORDER TRILOBITA, &,c. 



PI. XXXII. 



L .Griesba.ch 



48V 



Figs. 1-41 DEVELOPMENT OF AGNOSTUS, SAO, AND mNUCULVS.fafierBamznd*) 

 Figs. 42-47 CYCLUS, CARBONIFEROUS L. Fig 48 k 49. HALICYNE, TR1ASSIC. 



.Muitern Bros imp . 



