TABLE OF CONTENTS. 



Tage. 



List of illustrations ix 



Introduction 1 



Family 4. Textulariidse 2 



Subfamily 1. Spiroplectinse 4 



Genus Spiroplecta 4 



bulbosa 5 



Subfamily 2. Textulariinae 5 



Genus Textularia 5 



sagittula, var. atrata 



gramen 8 



agglutinans 9 



var. fistula 10 



horrida 10 



stricta 11 



candeiana 12 



milletti 13 



abbreviata 14 



aspera 14 



goesii 15 



rhomboidalis 16 



carinata 17 



siphonifera 17 



inconspicua 18 



folium 19 



aperturalis 20 



flintii 21 



crescentiformis 21 



concava 22 



catenata 23 



crassisepta 24 



quadrilatera 24 



Genus Textularioides 26 



inflata 26 



Genus Bigenerina 27 



nodosaria 27 



digitata 28 



arenacea 29 



Genus Pavonina 30 



flabelliformia 30 



Genus Bolivina 31 



punctata 32 



dilatata 33 



seminuda 34 



beyrichi 34 



var. alata 35 



