61 



62 



63 



64 



t c 







- 





76 





t.c. 





80 



1P.5. 



84 



2 PS. 



77 



78 



81 



IP.S. 



85 



86 



2P.S. 



2p.b. 



dn..> 



79 



1 P. S. 



CONKLIN, Organization of Ascidian Egg. 



