—_— 351 — 
Serie (wohl doch Series?) Agnatha. 
ag SstUE Sour 
Fam. Testacellida. 
. Testacella Cuv. 
. Daudebardia Hartm. 
‚ Strebelia Crosse et Fischer, 
. Oleacina Bolten. 
. Streptostyla Shuttl. 
Fam. Streptaxida. 
. Streptaxis Gray. 
.„ Ennea H. et A. Adams. 
. Streptostele Dohrn. 
. Gibbulina Crosse. 
. Ravenia Crosse. 
Fam. Helicoidea. 
. Rhytida Alb, 
.. Diplomphalus Crosse. 
. Guppya Mörch. 
. Aerope Albers. 
Serie Gnathophora, 
am. Vitrinea. 
. Vitrina Drp. 
. Pfeifferia Gray. 
. Helicarion Fer. 
. Laconia Gray. 
. Mariaella Gray. 
. Parmella Adams. 
Fam. Vitrinoidea. 
. Vitrinopsis Semper. 
. Vitrinoconus Semper. 
. Nanina Gray. 
. Trochonanina Mouss. 
. Rotula Alb. 
. Stenopus Guildg. 
. Sesara Albers. 
