PACIFIC TUNICATA OF U.S. NATIONAL MUSEUM 5 



Sta. 227. 15 October. East reef about 1% miles south of Ngaremdiu, end of 

 reef called Ucliulachei : 7°13'05" N., i;M°2G'yO" E. (IIO G078, 1st ed.). Depth 

 0-20 ft. ; coral, patches of sand. 



Amaroucium mult iplicat urn (Sluiter) ; Botrylloides vioUtccuH niar(jtnatufi, n. 

 subsp. ; Clavelina fecunda (Sluiter). 

 Sta. 236. 18 October. Iwayama Bay, mouth of Kakisuldo (Oyster Pass) 

 between Island XXIX and east end of Koror. Coral shelf, west shore ( bay shore) 

 of southeast peninsula of Koror : 7°10'00" N., 134°30'11" E. (HO G07G, 2d ed.). 

 Depth 3-20 ft. ; Coral, living and dead ; limestone. 



Polycarpa cryptocarpa (Sluiter). 

 Sta. 236A. 20 Octoher. Same data. 



Amaroucium crateriferutn Sluiter; BotryUns priiiiigcnus Oka; Clavelina 



mollucccnsis (Sluiter) ; Clavelina {Syiiclavella) arafnrcnsis Tokioka ; Didcm- 



num (Didemniini) nekozita, n. sp. ; D. (D.) ternatanum (Gottsehaldt). 



Sta. 252. 27 October. Fringing reef of small island in west part of Eil Malk 



lagoon (Meharehar) : 7°10'01" N., 134°21'50" E. (HO 6078, 1st ed.) Depth 



0-10 ft. ; limestone shelf, limestone, coral, sand. 



Amaroucium m^ultipUcatum, (Sluiter); Didemnum (Didcmnum) candidvm 

 Savigny : D. (D.) sphaerieinn, n. sp. ; Eudintoma viridis Tokioka: Leptocllmim, 

 virens Hartmeyer ; Lissoclinum molle (Herdman) ; Polycarpa cryptocarpa 

 (Sluiter) ; Trididcmnnm savignii (Herdman). 

 Sta. 261. 3 November. Sand flat between two islands of Ngerkuid (70 Is- 

 lands) approximately 4V4 miles west of Eil Malk; 7°10'16" N., 134°16'30" E. 

 ( HO 6102, 1st ed. ) . Depth 2-4 ft. ; bottom sand, found with mollusks. 

 Amaroucium aff. tnonotonicum Tokioka; A. multipUcattim (Sluiter) ; Didem- 

 num {Didemnum) moaeleyi (Herdman) ; D. (D.) ternatanum (Gottsehaldt) ; 

 Lissoclinum pulvinum (Tokioka) ; Polydinum tsutsuii Tokioka. 



The following stations were made in connection with a field survey 

 of Saipan, Marianas Islands, by Preston E. Cloud in 1949. USNM 

 Ace. 183733 : 



Sta. Loc. 2. 28 April. Lagoon west of Saipan, entrance to Tanapag Lagoon, 

 from 1/^ ton block ; attached to the surface of a large dead coral ; brought up on 

 anchor of L.T. 53;", Captain Ted Harris, preserved May 2. 



Eudistoma angolanum (Michaelsen) ; Microcosmus cxasperatus Heller; 

 Polycarpa m,clanosiphonica, n. sp. 

 Sta. Loc. 4. 20 June. Lagoon west of Saipan, 500 yards NNE. of Managaha 

 Island. Leeward lagoon, from coral ; depth 4-10 ft. 



Microcosmus curvus Tokioka ; M. cxasperatus Heller. 

 Sta. D-7. 13 May. Lagoon west of Saipan, lagoon of Tanapag Harbor. 

 Depth 0-22 ft. Dead i)atch reefs encrusted with living crustose coralline algae 

 (the dominant reef building agent) on medium- to coarse-grained limesand bot- 

 tom. 



Ascidia gcmmata Sluiter; Cnemidocarpa arcolata (Heller) ; C. incuhita. (Slui- 

 ter) ; Eudistoma angolanum (Michaelsen) ; Polydinum vasculosum Pizon. 

 Sta. D-8. 13 May. Lagoon west of Saipan, lagoon of Tanapag Harbor. 

 Depth 36^2 ft. ; patch of dead coral-algae rock on very coarse-grained limesand 

 bottom. 



Aplidium lohatum. Savigny ; Eudintoma augohiniim (Michaelsen) ; Eudistoma 

 mariaucnse, n. sp. ; Ilcrdmania momns (Savigny) ; Microcosmus cxasperatus 

 Heller; Polycarpa captiosa (Sluiter) ; Trididemnum savignii (Herdman). 



