PACIFIC SCIENCE 
A QUARTERLY DEVOTED TO THE BIOLOGICAL 
AND PHYSICAL SCIENCES OF THE PACIFIC REGION 
VOL. XXII JANUARY 1968 NO. 1 
Previous issue published October 16, 1967 
CONTENTS 
PAGE 
The Use of Food Samples from Sea Birds in the Study of Seasonal Variation in 
the Surface Fauna of Tropical Oceanic Areas . Myrtle ]. Ashmole and N. 
Philip Ashmole 1 
Sound Production and Associated Behavior in Trigger fishes. Michael Salmon, 
Howard E. Winn, and Nino Sorgente 11 
Cestode Parasites of Hawaiian Fishes . Satyu Yamaguti 21 
Distribution of Epifaunal Biomass on a Sublittoral Rock-Reef. Willis E. Pequeg- 
nat 37 
Compressional Wave Velocities in Basic Rocks. Nikolas 1. Christensen 41 
Antarctic Ocean-Floor Fossils: Their Environments and Possible Significance as 
Indicators of Ice Conditions. Charles W . Thomas 45 
Preliminary Observations on the Fine Structure of Species of Micromono- 
spora ( Actinomycetales ) . Diana D. Kenner, Hans-Rudolf Hohl, and Gladys 
E. Baker 52 
An Account of the Species of Polysiphonia of the Central and Western Tropical 
Pacific Ocean. I. Oligosiphonia. George f. Hollenberg 56 
Pacific Science is published quarterly by the University of Hawaii Press, in January, 
April, July, and October. Subscription prices: institutional, $10.00 a year, single copy, 
$3.00; individual, $5.00 a year, single copy, $1.25. Check or money order payable to 
University of Hawaii should be sent to University of Hawaii Press, 535 Ward Avenue, 
Honolulu, Hawaii 96814, U. S. A. Printed by Heffernan Press Inc., 35 New Street, 
Worcester, Massachusetts 01605. 
