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'OL. IX 
APRIL 1955 
NO. 2 
PACIFIC SCIENCE 
A QUARTERLY DEVOTED TO THE BIOLOGICAL 
AND PHYSICAL SCIENCES OF THE PACIFIC REGION 
IN THIS ISSUE: Howland — Howland Island Birds and 
Rats, 1854 • Allen — Breeding Temperatures of Mytilus 
• Ostergaard — Opisthobranchiate Mollusca from Hawaii 
• deLaubenfels — Sponges of Onotoa • Hurley — New 
Zealand Amphipodan Fauna • Gosline — Gobioid Fishes 
of Genera Kraemeria and Microdesmus • Marples — 
Rattus exulans in Western Samoa • Shiino • — Alebion 
echinatus from Japanese Waters • Hidaka — Study of 
Pacific Ocean Circulation • Belkin — Tripteroides Mos- 
quitoes in Melanesia • Berner — Pelagic Tunicates from 
Eastern Pacific • News Notes 
UNIVERSITY OF HAWAII PRESS 
