PLATE XXXII. 



Figure 1. CrislcUarin rotulata (Lamarck) D'Orbigny. Side view, X 50. Station 7()71, "Brown's Cave," Leaf River, 

 Miss. 



2. Ihigcrina pigmca D'Orliigny. Side view, X 125. Station (i()47, Chickasawhay River 1] miles? southwest 



of Boice, Miss. 



3. SpmlUna limhata H. B. Brady var. hipiiiictata Cushman, n. var. Dorsal view of type specimen, X 125. 



Station 7(i71, "Brown's Cave," Leaf River, Mi.«s. Specimen showing the adult character of the double 

 row of punctations. 



4. Spiiilluia limhnta H. Vi. Brady var. hipuncliitii Cushman, n. var. Dorsal view of young specimen, showing 



but a single row of punctations, X 125. Station 0447, Cilass Bayou, \'icksburg. Miss. 



5. SpirilUna limhala H. B. Brady var. hipunclala Cushman, ii. var. ^■entral \-iew, X 125. Station ()(i47, 



Chickasawhay River IJ miles southwest of Boice, Miss, 

 fi. Disrorbis auracima (D'Orbigny) Cushman. Ventral view, X 125. Station (1447, Class Bayou, Vicksburg, 

 Miss. 



7. Discorbis berlluloli (D'Orbigny) Cushman. Dorsal view, X 12.5. Station <)451. Mint Spring Bayou, Vicks- 



burg, Miss. 



8. Nonionina advena Cushman, n. sj). Side view of type specimen, X 12.5. Station (!(i47, Chickasawhay 



River IJ miles southwest of Boice, Miss. 



9. QuinqitelocuUna vulgnris D'Orliigny. Side view, X 125. Station (i448, Cilass Bayou, Vicksburg, Miss. 

 10. Quinqueloculina vulgaris D'Orl)igny. Side view of another specimen from the opposite side. Station 



0448, Glass Bayou, Vicksburg, Miss. 



149 



