CONTENTS 



PAGE 



Preface v 



Introduction vii 



Key to genera of Tornatellinidse vii 



Notes on classification viii 



Distribution of Tornatellinidse ix 



Terminology of the stages of growth x 



Anatomy of the Achatinellidae 57 



Anatomy of the Amastridae 61 



Systematic Part 



Family AMASTRID.E Pilsbry 1, 61 



Genus Leptachatina Gould (Supplement) 1 



Section Angulidens Pilsbry & Cooke 8 



Section Labiella Pfeiffer 13 



Section Ilikala Cooke 14 



Genus Pauahia Cooke (Supplement) 15 



Genus Carelia Adams (Supplement) 16 



Genus Pterodiscus Pilsbry (Supplement) 16 



Genus Amastra Adams (Supplement) 18 



Genus Laminella Pfeiffer (Supplement) 52 



Family TORNATELLINID.E Pilsbry 66 



Genus Auriculella Pfeiffer 71 



Genus Gulickia Cooke 112 



Genus Elasmias Pilsbry 113 



Genus Lamellovum Pilsbry 131 



Genus Tornatellina Pfeiffer 132 



Section Lamellidea Pils. (Lamellina Pease) 



150, 273 



Section Tornatellinops Pilsbry & Cooke . . . 169 



Section Elasmatina Petit 188 



(Hi) 





9 Q 1 



