Genu* Makgaritaxa. 



75 M. calceola, Lea. d. 



76 complanata, Barn. 



77 eonfragosa, Say. 



78 dehiscens, San. d. 

 7i^» deltoidea, Lea. 



80 M. hildrethiana, I^^^'. d. 



81 iiiarginata, Lta. 



82 monodoiita, ^«;/. 



83 rugosa, Lea. 



Genus AXADOX'TA. 



84 A. decora, Lea. ( Var. 90?) 89 A. pavoiiia, Le-i. 



85 edeiitula, Zea. 90 plana, Lea. 



8() tVi-Lissneiana, Lea. 91 salinonia, Ie(?. 



87 footiaiia. Lea. d. 92 wardiana. Lea. 



88 imbecillis, ><^<///. 



Suborder COEBIGULACE A . 



Finily PISIDIID.^^. 



Genus Pisidiu:w. 



9;^ P. abdituni, Raid. T-S P. virgini< inn, ]'< unj. d. 



91 coiijpressuni, Prime, d. 



G.MIUS Si'IKElill M. 



90 S. Ofcidentiile, Prirne. 



97 parluiueiunj, Saij. 



98 rlioniboideuni, Say. 



99 simile, Saa. 



100 S. solidulum, Prhne. 



101 stsnnineuni, Conr. 



102 ?triutinuin, Z«m. 



103 transver.sun), Lea. 



