230 UNITED STATES NATIONAL MUSEUM BULLETIN 251 



MATERIAL EXAMINED 



Philippine Islands: Jolo Island; anchorage. Albatross Philippine Expedi- 

 tion, March 5, 1908. 20 specimens collected by electric light at night (USNM 

 11739). 



Remarks. — Specimens up to 52 mm. in length, including anterior 

 and posterior processes. Test considerably thick. Nucleus situated 

 posterior to group of body muscles, enclosed in the roundish mass of 

 very thick test. A pair of papillated thickenings on test just in front 

 of atrial aperture. 



126. Salpa cylindrica Cuvier 



MATERIAL EXAMINED 



PHiLrppiNE Islands : Luzon, east coast, off Legaspi Light ; Albatross sta. 5456. 

 One specimen, an 18 mm. long solitary form (USNM 11752) . 



127. lasis zonaria (Pallas) 



MATERIAL EXAMINED 



Philippine Islands : Marinduque Island ; off outer Tayabas Light ; Albatross 

 sta. 5370. A single aggregate form (USNM 11751). 



128. Metcalfina hexagona (Quoy & Gaimard) 



Philippine Islands : Northern Cebu, off Capitancillo Island ; surface ; Alba- 

 tross sta. 5195. One aggregate form 48 mm. in length (USNM 11730). — Balayan 

 Bay ; Albatross sta. 5363. Seven aggregate forms ( USNM 11740) . 



South Pacific: 10°15' S., 95°41' W. ; 800 fath. to surface; Albatross sta. 

 4709. Five solitary forms (USNM 11785) . 



129. Thalia democratica var. orientalis Tokioka 



Thalia democratica var. orientalis Tokioka, 1937, p. 226, fig. 1 ; pi. 14, figs. 2-3. — 



Bernard, 1958, p. 218, fig. 7. 

 Thalia democratica f. orientalis Sewell, 1953, p. 33, fig. 9B. 



MATERIAL EXAMINED 

 Philippine Islands : Northern Cebu ; off Capitancillo Island ; surface ; Alba- 

 tross sta. 5195. Aggregate forms 76, 13 solitary forms, and 1 embryo (USNM 

 11729).— Between Bohol and Leyte; 100 fath.; Albatross sta. 5233. One soli- 

 tary form (USNM 11750). 



Class Pyrosomata: Family Pyrosomidae 



130. Pyrosoma agassizi Ritter & Byxbee 



Figure 105b-d 



Pyrosoma agassizi Ritter & Byxbee, 1905, p. 201. — Metcalf & Hopkins, 1919, p. 215, 

 pis. 16-18 ; pi. 33, fig. 42. 



MATERIAL EXAMINED 

 Japan : Honshu, off Mauazuru Zaki ; Albatross sta. 3698. One colony 46 mm. 

 in length (USNM 11736). 



Remarks. — A single 46 mm. long colony dredged from 153 fathoms 

 was found in quite an unsatisfactory state. However arrangement 

 of ridges near closed end of colony is seen quite clearly in range of 

 about 7 mm. from end. No prominences around aperture of colony. 



