496 BULLETIN UNITED STATES GEOLOGICAL SUEVET. [TolY. 



' Sterna anglica. Marsh Tern. — Not a rare summer visitant to tlie 



great lakes; common on shores of Lake Michigan some seasons. 



' Steena hieijndo. Wilson's Tern. — Common migrant; probably 



breeds. 



Steena foesteei. Forster's Tern. — Summer sojourner. 



Steena maceura. ArcUc Tern. — Not a common migrant. 

 /' Steena paeadis^a. Roseate Tern. — Occasional visitor. 

 , Steena supercilliris antillaeum. Least Tern. — "A common 

 migrant" according to one authority; rather to be doubted. 

 Hydeochelidon laeipormis. Black or Short-tailed Tern. — ^Very 

 common in spring and summer; breeds. 



COLTMBIDiE. 



/ CoLTMBL'S TOEQUATUS. Loon. — Exceedingly common spring, sum- 

 mer, and autumn; breeds plentifully; some remain during winter in 

 mild seasons. 



'■ CoLYMBUS AECTicus. Blaclc-throated Diver. — Occasionally taken on 

 Lake Michigan in early winter. 



J CoLYMBUS SEPTENTEiONALis. Bed-throated Diver. — ^Very abundant 

 on our rivers during some \rinters; migrates north in April. 



PODICIPID^. 



f PoDiCEPS GEiSEiGENA HOLBOLLi. Bed-neclced Grebe. — Very rare; 

 transient. 



' PoDiCBPS COENUTUS. Homed Grebe. — ^IVIigrant; common in fall. 

 '' P0DILY3IBXJS PODICEPS. Carolina Grebe. — Common summer resident; 

 breeds. 



ALCID^. 



/ Utamania toeda. Razor-billed Auk. — Irregular visitor to northern 

 peninsula. 



'' Featekcula aectica. Common Puffin. — ^Eare straggler. 

 / Ueia grylle. Black Guillemot. — ^Not rare in northern peninsula 

 occasional seasons. 

 3^ LoMViA TROILB. Murrc. — Occasionally taken on Lake Superior. 



List of Species liable to occur in Michigan. 



1. Vireo belli. Bell's Vireo. Common in Illinois. 



2. Plectrophanes pictus. Painted Bunting. Taken in Illinois. 



3. Plectrophanes maccowni. Maccown's Bunting. Taken in Illinois. 



4. Ammodromus henslowi. Henslow's Bunting. Summer sojourner in 

 Illinois. 



5. Spizella pallida. Clay-colored Sparrow. Summer sojourner in Il- 

 linois. 



G. Pedicecetes phasianellus. Sharp-tailed Grouse. Taken in Northern 

 Illinois. 



