182 BULLETIN 100, UNITED STATES NATIONAL MUSEUM. 



fathoms (903 meters), Pacific Ocean, east coast of Mindanao, bottom 

 temperature 41.2° F. (5.1° C). It also occurred, as has been already 

 noted, at Nero station 862 in 1,550 fathoms (2,834 meters) off the 

 east coast of Luzon. Apparently it does not occur, at least in any 

 numbers, in the shallow waters of this region from which most of 

 the material came. 



Lagena stuphyllearia — Material examined. 



LAGENA ALVEOLATA H. B. Brady, var. SUBSTRIATA H. B. Brady. 



Lagena auriculata H. B. Brady, var. substriata H. B. Brady, Quart. Joiirn. 



Micr. Soc, vol. 21, 1881, p. 61. 

 Lagena alveolata H. B, Brady, var. substriata H. B. Brady, Rep. Voy. Challenger, 



Zoology, vol. 9, 1884, p. 488, pi. 60, fig. 34.— Cushman, Bull. 71, U. S. Nat. 



Mua., pt. 3, 1913, p. 34, pi. 18, fig. 5. 



The only record for this variety is Albatross station D5236, in 494 

 fathoms (903 meters). Pacific Ocean, east coast of Mindanao, bottom 

 temperature 41.2° F. (5.1° C). 



Lagena alveolata, var. substriata — Material examined. 



LAGENA MARGINATA Walker and Boys. 



Serpula (Lagena) marginata Walker and Boys, Test. Min., 1784, p. 2, pi. 1, fig. 7. 



Vermiculum marginatum Montagu, Test. Brit., 1803, p. 524. 



Entosolenia marginata Williamson (part) Ann. Mag. Nat. Hist., ser. 2, vol. 1, 

 1848, p. 17, pi. 2, figs. 15-17. 



Lagena marginata Brown, Illue. Conch. Great Britain, 1827, pi. 1, figs. 30, 31. — 

 H. B; Brady, Rep. Voy. Challenger, Zoology, vol. 9, 1884, p. 476, pi. 59, figs. 

 21-23.— Flint, Rep. U. S. Nat. Mus., 1897 (1899), p. 307, pi. 54, fig. 2.— Cush- 

 man, Bull. 71, U. S. Nat. Mus., pt. 3, 1913, p. 37, pi. 22, figs. 1-7. 



Although this is a very common and widely distributed species, I 

 have but two records of its occurrence in this region. Albatross sta- 

 tions D5301, in 208 fathoms (381 meters), Chma Sea, vicinity of 



