CONTENTS 



PAGE 



Family Pupillidae, subfamily Orculime 1 



Genus Orcula Held 1, 256, 319 



Genus Lauria Gray 43, 258, 320 



Subgenus Lauria proper 45 



Subgenus Leiostyla Lowe 67 



Caucasian and Transcaucasian species . 74 

 Species of western Europe and north. 



Africa 83 



Species of Madeira 87 



Section Scarabella 88 



Section Leiostyla s. s 90 



Section Wollastonula 114 



Section Mastula 116 



Species of the Canary Islands 117 



Species of the Azores 121 



Section Leiostyla s. s 124 



Section Petrarca 122 



Section Azoripupa 127 



Genus Agardhia Gude 129 



Subgenus Paracoryna Flach 132, 320 



Subgenus Agardhia proper 135 



Subgenus Agardhiella Hesse 155, 320 



Subfamily Pagodulinin^ 166 



Genus Pagodulina Clessin 166, 320 



Genus Spel^eodiscus Brusina 180 



Subfamily Acanthinulinae 186 



Genus Spermodea Westerlund 186 



Genus Acanthinula Beck 183 



Genus Zoogenetes Morse 195 



Genus Acanthopupa "Wenz 198 



Supplement to volumes 24 to 27 



Key to American Gastrocopta 199 



Genus Hypselostoma Bens 211 





L I B R A R Y j 5] 



