FORAMINIFEBA OF THE ATLANTIC OCEAN. 107 



Platf. 28. 



!'^(>. 1. Thumnimina cnriosa . X 15. Pliotograph of exterior 



2. Thurammina favosa . X 15. Photograph showing wall, central cavity, and 



aporture.s. 



3. Thurammina favosa. X 15. Photograph of exterior. 



4-8. Thurainmina albicans. X 50. (After Brady.) Fig. 5, section showing thick- 

 ness of wall and size of central cavity. 



9. Thurammina compressa. X 50. (After Brady, i «, from above; i, from side. 



10. Thurammina papiUata. X 50. (After Brady). Three cliambers adhering. 



11. Thurammina papillata. X 30. Exterior view. (After Brady.) 



12. Crithionina mamilla. X 15. Photograph of exterior. 



Pl.\te 29. 



Figs. 1-3. Hypcrammina friahilis. X 15. Photograplis of exterior. I-'ig. 2 showing 

 tliicknes.s of wall and part of ca\aty. 



4. Hyperammina elongata. X 15. Pliotogiaph of exterior. 



5.6. nyperammina laevigata. X 15. Photograph of exterior. 

 7, S. Hyperammina subnodosa. X 15. Photograph of extenor. 



Plate 30. 



Fio. ]. I'tinmmatodcndronarborescens. X 20. (After Brady.) 



2. Psammafodendron arborc.'^cen.<< . X 100. Terminal brancli with upeiture. 



(After Brady.) 



3. Saccorhiza ramosa. X 15. Pliotograph of specimen with proloculum. 



4. Saccorhiza ramosa. X 15. Pliotograph of irregular branching portion. 



Plate 31. 



Fio. 1. Syringammina fragilissima. Natural size, a, side view of a fragment repre- 

 senting al)0iit half an entire specimen; aa, original surface of specimen; h, 

 ventral view of .s;ame specimen, showing uneven fractured surface near the 

 middle of the test; dotted line shows approximately the original outline of 

 the test. (After Brady. ) 



2. Syringammina fragilissimn. X 8. Portion of a radial section, showing at c 



one of the smaller secondary canals, and at cc one of the concentric reticu- 

 lated partitions. (After Brady.) 



3. Dendrophryaradiata. X 45. Exterior of specimen . (After Brady. i 



Plate .32. 



FioH. 1, 2. .faculella acuta. X 12. Exterior. (After Brady.) 

 3,4. Jaculella acuta. X 15. Photc^apWis of exterior. 



5. Jaculella obtusa. X 12. Exterior. (After Brady.) 



6.7. Dendrophryaradiatn. X 40. (After Brady.) 



Plate 33. 



Fio. 1. ITaliphysema iumanowiczii. X 50. Singfle specimen. (After Brady.) 



2. Ilaliphyscma tumanoimczri. X 20. Group of attached .•^pocimens". (After 



Brady.) 



3. Dendrophrya erecta. X 30. Two ^ecimens. t.Vfter Brady.) 



4. Dendrophrya erecta. X 25. Single, much branched specimen. (After 



Brady.) 



Plate 34. 



Fio. 1. Haliphi/sema ramulosum. X 20. (After Brady.) 



2. Amniolagena clavata. X 60. Specimen broken away showing tho thin lower 

 surface. (After Brady.) 



