354 PROCEEDINGS OF THE ACADEMY OF [JunC, 



hooks are never as completely circular at the end as figured for Euro- 

 pean specimens. The paleoli are always 12. In the smaller specimens 

 they have rather long slender tips which wear away, leaving the ends 

 blunt or, in the case of the lateral ones, somewhat pointed. 



Stations 4192, Gulf of Georgia, off Nanaimo, Vancouver, B. C, 89-97 

 fathoms, green mud and fine sand; 4235, vicinity of Yes Bay, Behm 

 Canal, southeastern Alaska, 130-193 fathoms, gray mud; 4244, Kasaan 

 Bay, Prince of Wales Island, 50-54 fathoms, green mud; 4286, Chignik 

 Bay, 57-63 fathoms, green mud and rocks. 



OAPITELLID^. 



Notomastuo giganteus Moore. 



Notomastus giganteus Moore, Proc. Acad. Nat. Sci. Phila., 1906, pp. 227, 228, 

 PI. X, figs. 24, 25. 



The type locality is Station 4264, off Freshwater Bay, in Chatham 

 Strait, 282-293 fathoms, green mud; a larger but incomplete cotype 

 was taken at Station 4197, Gulf of Georgia, 31-90 fathoms, sticky green 

 mud and fine sand. 



OPHELIIDiE. 



Ammotrypane aulogaster Rathke. 



Ammotrypane aulogaster Rathke, Nov. Act. Acad. Cses. Leop.-Car. Nat. 

 Cur., (1843), XX, pp. 188-190. 



A single individual 27 mm. long and consisting of 49 segments was 

 taken at Station 4235, vicinity of Yes Bay, Behm Canal, 130-193 

 fathoms, gray mud. 

 Ammotrypane brevis Moore. 



Ammotrypane brevis Moore, Proc. Acad. Nat. Sci. Pliila., 1906, pp. 354, 

 355, text fig. 



The single example on which this species is based is distinguished 

 from the preceding by having the prostomium somewhat depressed 

 dorso-ventrally instead of compressed laterally, by the small number 

 (29) of setigerous somites, and by having the large spoon-shaped anal 

 lobe represented by a slender process only. The type, a female filled 

 with eggs, is No. 284 of the collection of the Academy of Natural 

 Sciences of Philadelphia, and was collected by Dr. Benjamin Sharp at 

 Icy Cape, Alaska. 



Travisia forbesii Johnston. 



Travisia forbesii Johnston, Ann. Nat. Hist., IV, (1840), p. 373. 

 Already recorded from Bering Sea by both Wiren and ]\Iarenzeller, 

 this species would be expected to occur on the coast of Alaska. While 

 none were taken by the Albatross naturalists, there are six specimens in 



