4 UNITED STATES NATIONAL MUSEUM BULLETIN 251 



Sta. 92. 14 August. Iwayama Bay, south end of Guazima (Island XV) : 

 7°20'00" N., 134°29'37" E, (HO 6076, 2d ed.). Depth 0-20 ft.; sandy flat and 

 fringing reef, with vegetation of Enhalus, Ealimeda, Padina, found with sponges. 



Microcosmus eurvus Tokioka ; Pytira curvigona Tokioka. 

 Sta. 92A. Same data as 92. Tide rising, current about V^ knot. Water very 

 murky. Found on limestone shelf. 



Eudistoma amplum (Sluiter) ; Phallusia julinea Sluiter. 

 Sta. 100. 16 August. Iwayama Bay, Bay of the Dragon Palace, west side of 

 Kogai Hanto peninsula, Auluptagel Island between Usa and Tai Islands: 

 7°18'45" N., 134°29'30" E. (HO 6076, 2d ed.). Depth 5-15 ft; bottom coral 

 with sand in pockets. 



Lissoclimim fragile (Van Name) ; Polycarpa iwayamae Tokioka. 

 Sta. 111. 19 August. Reef flat, Ngaremediu, east side of Urukthapel Island. 

 (HO 6078, 1st ed.) . Depth 0-1 ft. ; exposed boulder flat. 



LissocUnum patella (Gottschaldt). 

 Sta. 125. 24 August. 1% miles NE. of Ngabadangel "Cape Gabadaguru" : 

 7'=17'36" N., 134°21'42" E. (HO 6103, 1st ed.). Depth 17 fathoms; Ealimeda 

 sand and Seriatopora. ("Gloria Maris" sta. 452, haul 1.) 



Distaplia mikropnoa (Sluiter) ; Trididemnum savignii jolense (Van Name). 

 Sta. 134. 28 August. Iwayama Bay, south end of Island XX: 7°19'40" N., 

 134°29'35" E. (HO 6076, 2d ed.). Depth 3-20 ft.; reef shelf and sloije, bottom 

 entirely coral, found on sponge. 



Amaroucium constrictum Sluiter; Didemnum {Didemnum) candidum Savigny; 



D. (D.) moseleyi (Herdman) ; Phallusia julinea Sluiter; Pyura curvigona 



Tokioka; P. vittata (Stimpson). 

 Sta. 135. 28 August. Iwayama Bay, west side of Island XXII, 7°19'38" N., 

 134°29'55" E. (HO 6076, 2d ed.). Depth 0-15 ft.; reef shelf and slope, solid 

 coral and limestone. 



Polyearpa captiosa (Sluiter), 

 Sta. 136. 28 August. Reef flat outside of large cave, SE. end of Koror at 

 oast entrance to Iwayama Bay, 7°18'34" N., 134°30'24" E. (HO 0076, 2d ed.). 

 Depth 4-6 ft. ; bottom sand, branched coral with Enhalus, Ealimeda, Padina. 



Trididemnum savignii jolense (Van Name). 

 Sta. 218. 10 October. Iwayama Bay, west shore of Island XXII opposite 

 west peninsula of Island XX: 7°19'35" N., 134°29'53" E. (HO 6076, 2d ed.). 

 Depth 3-10 ft.; coral, dead and living, "slender simple ascidian growing on 

 Isognomon." 



Euherdmania digitata Millar. 

 Sta. 220. 12 October. Iwayama Bay, east side of Oyster Pass (Kakisuido) 

 between Island XXIX and east end of Koror: 7°18'57" N., 134°30'09" E. (HO 

 6076, 2d ed.). Depth 3-20 ft, bottom limestone, with living and dead coral. 



Amarouciimi cratcriferum ^Imtev; Clavelina molluceensis (Sluiter) ; Clavelina 

 (SynclavcUa) uraf iirensis Tokio]x.a.; Didemnum {I)idemmn)i) moseleyi (Herd- 

 man) ; D. (D.) moseleyi forma granulatum Tokioka; Eeteinascidia imperfecta 



Tokioka; Eudistoma amplum (Sluiter); LissocUnum fragile (Van Name); 



Perophora fornwsana (Oka) ; Folycarpa cryptocarpa (Sluiter) ; P. iivayamae 



Tokioka ; ? P. quadrata Herdman. 

 Sta.220A. 22 October. Same data as 220; from submarine cave along shore 

 southward. Depth 2-15 ft. 



Didemnum {Didemnum) candidum Savigny; EypodiMoma vastum (Millar); 

 Polycarpa iwayamae Tokioka. 



