Plate 36. 



Fig. 1. Cristellaria converyens. X13. Side view. After Heron-Allen and 

 Earland. 



2. Cristellaria convergens. X64. «, side view; h, front view. After 



Heron-Allen and Earland. 



3. Cristellaria convergens. Xl'S. Side view. After Heron-Allen and 



Earland. 



4. Cristellaria eoiivergcns. X3<). Side view. D2052. 



5,6. Margiiniliiia glabra. X2."). Side view.s. After Balkwill and 



Wright. 

 7-9. Margiiiulina hacheii. X2.5. Side views. D2425. 



214 



