I'l.ATE 19. 



Fic. 1. Astraiinsilcs i-oiiiixnl us : portion of adiii.-il siirr:ic(>. eiil.-ir^'cd, i>. 107. 

 -. Antkoatkli: ualophora; puiliou u£ uctinal .suri'aco, enlarged, p. 140. 

 566 



