AND OSTKACODA COLLECTED ROUND FUNAFUTI. 413 



Cristellaria variabilis, Reuss. 

 Occurrence. — Sta. 48, 2298 fuis. 



Cristellaria articulata, Reuss. 

 Occurrence. — Sta. 48, 2298 fms. 



Cristellaria tenuis, Bomemann, sp. 

 Occurrence. — Sta. 48, 2298 fms. 



Genus PoLYMORPHiNA, Orh. 

 PoLYMORPHiNA LACTEA, Walker Sf Jacob, sp. 

 Occurrence.— '^i^. 10, 1485 fms. ; 48, 2298 fms. 



PoLYMORPHiNA LACTEA, Walker &; Jacob ^ sp., var. oblonga, Williamson. 

 (Plate 55. fig. 12.) 



All previous occurrences of this interesting variety have been noted from 

 moderately shallow water, and from higher latitudes than the present, 

 •excepting Millett's locality in the Malay Archipelago. 



Occurrence. — Sta. 20, 1215 fms. 



PoLYMORPHiNA ANGUSTA, Egger. 

 A typically deep-water species. 



Occurrence.— ^tdi. 19, 1995 fms. ; 21, 2195 fms. ; 48, 2298 fms. ; 150, 

 2438 fms. 



POLYMORPHINA LANCEOLATA, ReuSS. 



The greatest depth previously given for this species^ by Dr. Brady, is 

 1825 fathoms. 



Occurrence.— ^ta. 13, 1050 fms. ; 21, 2195 fms. ; 45, 2107 fms. ; 48, 

 2298 fms. 



POLYMORPHINA SORORIA, ReuSS. 



Occurre7ice.—Stn. 13, 1050 fms. ; 45, 2107 fms. ; 48, 2298 fms. 



PoLYMORPHiNA OVATA, Orb. 



The 'Challenger' obtained this species from one locality only, viz., oif 

 Culebra Isl., W. Indies, 390 fathoms. 

 Occurrence. — Sta. 11, 1417 fms. 



PoLYMORPHiNA SEGUENZANA, Brady. 



Polymorphina seguenzana, Brady ; Egger ('93), p. 309, pi. 9. figs. 22, 23. 



This is a very rare form. Besides the two localities given by Brady, all in 

 shallow water, Egger records it from New Amsterdam at 1485 metres. 

 Occurrence. — Sta. 48, 2298 fms. 



