VI TABLE OP CONTENTS 



Page 



Family 25. Camerinidae 30 



Subfamily 1. Archaediscinae 30 



Genus Archaediscus 30 



Subfamily 2. Camerininae 30 



Genus Nummulostegina 30 



Genus Camerina 31 



Genus Assilina 31 



Genus Operculinella 31 



Genus Operculina 32 



Genus Heterostegina 32 



antillarum 33 



Genus Spiroclypeus 33 



Genus Heteroclypeus 34 



Genus Cycloclypeus 34 



Family 26. Peneroplidae 34 



Subfamily 1. Spirolininae 34 



Genus Peneroplis 34 



pertusus 35 



carinatus 36 



proteus 37 



planatus 39 



bradyi 40 



discoideus 41 



Genus Dendritina 42 



antillarum 42 



Genus Spirolina 42 



acicularis 42 



arietinus 43 



Genus Monalysidium 44 



politum 44 



Subfamily 2. Archaiasinae 45 



Genus Fallotia 45 



Genus Meandropsina 45 



Genus Archaias 46 



angulatus 46 



compressus 48 



Subfamily 3. Orbitolitinae 49 



Genus Praesorites 49 



Genus Sorites 49 



marginalis 49 



Genus Amphisorus 50 



hemprichii 51 



Genus Marginopora 52 



Genus Orbitolites 52 



Genus Opertorbitolites 53 



Genus Craterites 53 



Family 27. Alveolinellidae 53 



Genus Flosculina 54 



Genus Flosculinella 54 



Genus Borelis 54 



pulchra 55 



Genus Alveolinella 55 



Explanation of plates 58 



Index 77 



