EXPLANATION OF PLATE 20 (XX) 



Figs. 1-8, 10-22, X 8; Figs. 9, 23, X 100. 

 Figures 1-9. — Psammosiphonella crassatina (Brady). 



Figs. 3, 5, 9. Porcupine Sta. 64, Faroe Channel, N. Atlantic. (?) 

 Referred by Brady to Astrorhiza; placed in Psammosiphonella by M. Avnimelech (Contr. Cush. Found. 

 Foram. Res., Vol. 3, No. 2, 1952, p. 65). 

 Figures 10-13. — Astrorhiza angulosa Brady. 



Challenger Sta. 78, S.E. of the Azores, Atlantic. (1000 fathoms) 

 Figures 14-23. — Amphitremoidea granulosa (Brady). 



Challenger Sta. 78, S.E. of the Azores, Atlantic. (1000 fathoms) 

 Referred by Brady to Astrorhiza but transferred to Amphitremoidea by M. Avnimelech (Contr. Cush. Found. 

 Foram. Res., Vol. 3, No. 2, 1952, p. 65). This species was first described as a Marsipella. 



40 



