PACIFIC SCIENCE 
A QUARTERLY DEVOTED TO THE BIOLOGICAL 
AND PHYSICAL SCIENCES OF THE PACIFIC REGION 
VOL. IX JULY, 1955 NO. 3 
Previous issue published April 14, 1955 
CONTENTS 
PAGE 
A Revision of the Fishes of the Genus Plesiops Cuvier . Robert F. Inger . . . .259 
A New Family of Spiders of the Sub-order Hypochilomorphae. R. R. Forster . . 277 
Submarine Topography South of Hawaii. K. O. Emery 286 
Reproduction and Affinities of Dasyptilon ( Ceramiaceae; Rhodophyceae). 
David Erskine 292 
North -South Differentiation of Blenniid Fishes in the Central Pacific. 
Donald W. Strasburg 297 
Geomorphic Contrasts Within the Koolau Range of Oahu, Hawaii. 
Harold S. Palmer 304 
Fishes Killed by the 1950 Eruption of Mauna Loa. 111. 
Sternoptychidae. Janet Haig ... 318 
The Land Mollusca of Nissan Island, Solomon Islands. 
R. K. Dell 324 
A Study of the Structure, Affinities, and Distribution of Tetraplatia volitans 
Busch (Coelenterata: Hydrozoa: Pteromedusae). Cadet Hand 332 
Paranesippus incisus n. gen., n. sp., a New Parasitic Copepod 
of the Family Pandaridae. Sueo M. Shiino . 349 
Algal Collections from Funafuti Atoll. V. J. Chapman 354 
A T ornatellinid Land Mollusk from the Solomon Islands. R. K. Dell . . . .357 
An Analysis of the Genera of Surgeon Fishes {Family Acanthuridae) . 
John E. Randall 359 
NOTES .369 
Pacific Science is published quarterly by the University of Hawaii Press, in January, 
April, July, and October. Subscription price is $3.00 a year; single copies are $1.00. 
Check or money order payable to University of Hawaii should be sent to University of 
Hawaii Press, Honolulu 14, Hawaii, U.S.A. 
