Sterki: North American Sph.eriid.e. 



477 



V. pumilum Sterki 82 



siiccinemn Sterki 61 



superins Sterki 67 



supinnm A. Schmidt 16 



tenuissimurn Sterki 97 



Irapezoideum Sterki 57 



V. protensuni Sterki 58 



Iremperi Hannibal 133 



tdtramontanum Prime 119 



variabile Prime 33 



V. brevius Sterki 35 



V. cicer Pirme 34 



V. hyhriduni Sterki 37 



V. magnum Sterki 36 



ventricosum Prime 104 



vesicular e Sterki 105 



V. strialellum. Sterki 106 



vexum Sterki 84 



virginiaim Gmelin i 



walkeri Sterki 63 



