6 U.S. NATIONAL MUSEUM BULLETIN 2 36 



592. Oct. 16, 1953. From sand sample as in 588, but from 17th 



20 ft. interval in from reef margin, taken from sand pockets between 

 boulders of the elang. 



Acartia tonsa Claus Nitocra affinis Gurney 



Cyclopina steueri Friichtl Leptomesochra pygmaea, new species 



Ectinosoma dentatum Steuer Phyllopodopsyllus longicaudatus 

 Dactylopodella incerta, new species A. Scott 



Parastenhelia spinosa (Fischer) Orthopsyllus pectimcauda, new species 



Amphiascopsis cinctus (Claus) Lourinia armata (Claus) 



Metamphiascopsis hirsutus (Thompson Laophonte ifalukensis, new species 



and A. Scott) Laophonte ifalukensis var. brevipes, 

 Robertgurneya spinulosa (G. O. Sars) new variety 



Robertgurneya rostrata (Gurney) Paralaophonte spinicauda, new species 



Amphiascoides subdebilis (Willey) Esola longicauda Edwards 



Parialysus robxistus (Nicholls) Esola longicauda var. 

 Metis holothuriae (Edwards) 



594. Oct. 7, 1953. From sponges from coral rock, Ifaluk Lagoon 

 near the passage, collected by Tawaita. 



Amphiascus minutus (Claus) Microlaophonte spongicola, new species 



Ameira longipes Boeck Pseudocletopsyllus spiniger, new species 



Orthopsyllus dubius, new species 



638. Oct. 17, 1953. From crevices in porolithon heads just inside 



Heterocentrotus zone on transect B, seaward reef margin, middle of 

 Falarik. 



Halophytophilus fusiformis (Brian) Ameira minuta Boeck 



Scutellidium ligusticum (Brian) Laophonte cornuta Philippi 



Peltidium purpureum Philippi Laophonte ifalukensis, new species 



Dactylopodia tisboides (Claus) Paralaophonte pilosoma, new species 



Parastenhelia spinosa (Fischer) Onychocamptus gladiator, new species 



Amphiascus minutus (Claus) Pholenoia spatulifera, new species 

 Ameira longipes Boeck 



709. Oct. 23, 1953. From sponges on reef, Helipore zone S. of 

 Elangalap. 

 Pseudocyclops pacifkus, new species Laophonte dinocerata Monard, 1926 



756. Oct. 28, 1953. From hydroids from ship passage, 5-5.5 fath. 

 Coll. Yaniseiman. 

 Macrocheiron cheliferum (Thompson and A. Scott) 



800. Oct. 31, 1953. From beneath boulders on 61ang on seaward 

 reef at S. end of Falarik. 



Amphiascoides subdebilis (Willey) Phyllopodopsyllus longicaudatus 



A. Scott 



Harry Sta. 41. Oct. 3, 1953. Reef in center of lagoon off Paugob 

 Canoe House, Falarik Islet, depth 35-40 ft., among alga Microdictyon. 

 Bomolochus leptoscari Yamaguti Amphiascopsis cinctus (Claus) 



Halophytophilus fusiformis (Brian) Nannomesochra arupinensis (Brian) 



Peltidium purpureum Philippi 



