The Avifauna of Micronesia, Its Origin, Evolution, and Distribution

by Rollin H. Baker

The Avifauna of Micronesia,
Its Origin, Evolution, and Distribution
By
ROLLIN H. BAKER

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[CONTENTS]

			PAGE
Introduction			[5]
Description of Micronesia			[5]
	Climate		[8]
	Soils		[9]
	Surface water		[9]
	Vegetation		[10]
Gazetteer of the Islands of Micronesia			[11]
	Mariana Islands		[11]
	Palau Islands		[13]
	Caroline Islands		[14]
	Marshall Islands		[15]
Ornithological Exploration in Micronesia			[16]
Check-list of the Birds of Micronesia			[21]
Discussion of the Avifauna			[28]
	Oceanic Birds		[28]
		Inshore Oceanic Birds	[29]
		Offshore and Pelagic Oceanic Birds	[30]
		Faunal Components	[30]
	Migratory Shore Birds		[32]
		Original Homes of the Shore Birds that Visit Micronesia	[32]
		Routes of Migration	[34]
		Populations of Shore Birds in Micronesia	[37]
	Land and Fresh-Water Birds		[42]
		Polynesian Component	[44]
		Melanesian Component	[44]
		Moluccan and Celebesian Components	[45]
		Philippine Component	[45]
		Palearctic Component	[46]
		Speciation	[48]
		Time of Colonization	[50]
		Factors Causing Dispersal	[52]
		Analysis of Speciation	[55]
Conservation of the Avifauna of Micronesia			[58]
The Future of Ornithological Research in Micronesia			[60]
Methods and Acknowledgments			[60]
Accounts of the Kinds of Birds in Micronesia			[63]
Summary and Conclusions			[340]
Bibliography			[343]

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[FIGURES IN TEXT]

Figure		Page
1.	The islands of Micronesia.	[6]
2.	The Mariana Islands.	[12]
3.	The Palau Islands.	[13]
4.	The Caroline Islands.	[15]
5.	The Marshall Islands.	[16]
6.	Routes of migration used by shore birds in the Pacific.	[34]
7.	Avifaunal regions of the central Pacific.	[43]
8.	Faunal areas from which Micronesian birds have been derived.	[46]
9.	Routes of dispersal of rails in the Pacific area.	[120]
10.	Variation in length of culmen of Sterna s. sumatrana.	[159]
11.	Geographic distribution of Thalasseus bergii.	[164]
12.	Geographic distribution of Gygis alba in the Pacific.	[177]
13.	Distribution and dispersal of Ptilinopus porphyraceus.	[190]
14.	Distribution and dispersal of Gallicolumba in the Pacific.	[204]
15.	Distribution and dispersal of Acrocephalus in the Pacific.	[260]
16.	Distribution and dispersal of Myzomela in the Pacific.	[316]

[INTRODUCTION]