701 COLYMBUS SEPTENTRIONALIS, Linn. 

 Red-tbroated Diver. 



702. PODICBPS GRISEIGENA, Grat. 



Red-necked Grebe. 



703. PODICEPS CRISTATTTS, Lath. 



Crested CJrebe. 

 703a. PODICEPS COOPERI, Lawe. 

 Cooper's Grebe. 



704. PODICEPS OCCIDENTALIS, Lawk. 



Western Grebe. 



705. PODICBPS CLARKII, Lawr. 



ClarU's Grebe. 



706. PODICBPS CORNUTUS, Latham. 



Horned Grelfe. 



707. PODICBPS CALIFORNICUS, Heebmann. 



California Grebe. 



708. PODICEPS AURITTTS, Lath. 



Eared Grebe. 

 708a. PODICEPS DOMINICITS, Lath. 



Wbite-wln^ed Grebe. 

 700. PODILYMBUS PODICBPS, Lawr. 

 Carolina Grebe. 



710. ALCA IMPENNIS, Link. 



Great Auk. 



711. ALCA TORDA, Linn. 

 RaaEor-billed Auk. 



712. MORMON CIRRHATA, Bonap. 



Tufted Puffin. 



713. MORMON CORNICULATA, NAim. 



Horned Puffin. 



714. MORMON GLACIALIS, Leaoh. 



Sea Parrot; Puffin. 



715. MORMON ARCTICA, Illioeb. 



Arctic Puffin. 



716. SAGMATORRHINA LABRADORIA, Cas 



liabrador Auk. 



717. CBRORHINA MONOCBRATA, Cassin. 



Sea Horn-bill. 



718. CBRORHINA SUCKT.TJYI, Cabsiit. 



719. PHALERIS CRISTATELLA, Bonap. 



Crested 4uk. 



720. PHALERIS TBTRACULA, Stephens. 



Dusky Auk. 



721. PHALERIS CAMTSCHATICA, Cassin. 



Kamtsctaatkan Auk. 



722. PHALERIS MICROCEROS, Brandt. 



723. PHALERIS PUSILLA, Cassin. 



lieast Auk. 



724. PTYCHORHAMPHITS ALEXITICtJS, Brt, 



Cassln's Guillemot. 



725. OMBRIA PSITTACXTLA, Eschsch. 



Parrot Auk. 



726. XJRIA GRYLLE, Latham. 



Black Guillemot. 



727. URIA COLUMBA, Cassin. 



Western Guillemot. 



728. TJRIA CARBO, Brandt. 



Croiv Guillemot. 



729. URIA LOMVIA, Brunnich. 



Foolista Guillemot. 



730. XTRIA RINGVIA, Brunnich. 



murre. 



731. URIA ARRA, (Pallas.) 

 Tblck-bllled Guillemot. 



732. BRACHYRHAMPHUS MARMORATUS, 



marbled Guillemot. 



733. BRACHYRHAMPHUS WRANGELII, Br. 



Wrangel's Guillemot. 



734. BRACHYRHAMPHUS BRACHYPTERUS 



Sbort-iTlnged Guillemot. 



735. BRACHYRHAMPHUS KITTLITZn, Bb 



Kittlltz's Guillemot. 



736. BRACHYRHAMPHUS ANTIQUUS, Bb. 



Ancient Auk. 



737. BRACHYRHAMPHUS TEMMINCKII, Bb. 



Temmlnck's Guillemot. 



738. MBRGULUS ALLB, Yieillot. 



Sea Dove. 



19 



