PACIFIC SCIENCE 
A QUARTERLY DEVOTED TO THE BIOLOGICAL 
AND PHYSICAL SCIENCES OF THE PACIFIC REGION 
VOL. XVIII OCTOBER 1964 NO. 4 
Previous issue published August 10,1964 
CONTENTS 
PAGE 
Thoracic Cirripedia from a Southeast Pacific Guyot. Victor A. Zullo and 
William A. Newman 355 
A Hypomaxillary Bone in Harengula (Pisces: Clupeidae). 
Frederick H. Berry 373 
A Study of the Hatching Process in Aquatic Invertebrates. IX. Hatching within 
the Brood Sac of the Ovoviviparous Isopod, Cirolana sp. (Isopoda, Cirolani- 
dae). X. Hatching in the Fresh-water Shrimp, Potimirim glabra ( Kingsley ) 
(Macrura, Atyidae). Charles C. Davis 378 
Native Hatvaiian Cotton ( Gossypium tomentosum Nutt.). S. G. Stephens 385 
Spiders from Some Pacific Islands, Part V. B. J. Marples 399 
Ciguatera and Other Marine Poisoning in the Gilbert Islands. M. J. Cooper 411 
Studies in the Helminthocladiaceae, III. Liagoropsis. Maxwell S. Doty and 
Isabella A. Abbott . . _ 44l 
The Holothuroidea Collected by the Royal Society Fxpedition to Southern Chile, 
1958—1959. D. L. Pawson 453 
Index .... 471 
NEWS NOTE: 
Tenth Pacific Science Congress Papers 474 
Pacific Science is published quarterly by the University of Hawaii Press, in January, 
April, July, and October. Subscription price is $4.00 a year; single copy, $1.25. Check 
or money order payable to University of Hawaii should be sent to University of Hawaii 
Press, 2327 Dole Street, Honolulu, Hawaii 96822, U. S. A. Printed by Star-Bulletin 
Printing Company, 420 Ward Avenue, Honolulu, Hawaii 96814. 
