DESCRIPTIVE CATALOGUE OF RECKNT FORAMINIFERA. 307 



is opaque and with a roughened surface; aperture simple, at the end 

 of the tubular neck. Diameter, about 0.G mm. (^ inch). 

 Locality.- — Not recorded. 



LAGENA HISPIDA Reuss. 

 (Plate 53, fig. 8.) 



Body globular or oval, with a long tubular neck projecting from one 

 or both ends, the whole surface covered with tine, short, closely set 

 spines. Length of body, about 0.4 mm. (■£$ inch). 



Localities. — Gulf of Mexico, and off Windward Islands (stations 

 2398, 2751), 227 and 687 fathoms. 



LAGENA SULCATA Walker and Jacob. 



(Plato 53, fig. 7.) 



Minute, flask-shaped; the neck long and slender, or short and stout, 

 variously ornamented; the body decorated with numerous parallel, 

 rather thin and sharp ridges or costae. Length, about 0.4 mm (-±- s 

 inch). 



Localities. — Off Atlantic coast of the southern United States (sta- 

 tions 2420, 26 L4, 2641), 60 to 168 fathoms. 



LAGENA STAPHYLLEARIA Schwager. 

 (Plate 54, fig. 1.) 



Compressed pyriform, smooth, the apical margin rounded, the basal 

 margin thin, broad and extended into four or five short stout spines; 

 external aperture leading into an internal tube (entosolenian). Length, 

 about 0.4 mm (^ inch). 



Locality. — Caribbean Sea, near Aspinwall (station 2144), 896 fathoms. 



LAGENA MARGINATA Walker and Boys. 



(Plate 54, fig. 2.) 



Contour round, lenticular, margin thin, sharp, and prolonged into a 

 more or less broad wing projecting from the entire circumference; sur- 

 face smooth; walls thin, generally transparent, and finely perforated; 

 aperture a short horizontal slit at the margin, communicating with a 

 tubular neck extending into the cavity of the shell. Diameter, about 

 1 mm. trg inch ). 



Localities. — Caribbean Sea, Gulf of Mexico, and South Atlantic (sta- 

 tions 2144, 2150, 2385, 2394, 2395, 2754), 347 to 896 fathoms. 



LAGENA CASTANEA, new species. 

 (Plate 54, tig. 3.) 



Contour nearly circular, compressed, slightly protuberant at the oral 

 end; margin rounded and smooth except at the aboral end, which is 

 bicarinate; keels or wings thin, comparatively wide and well sex>arated, 



