HYPOTHETICAL, 225 
nor in Pennsylvania, throws doubt upon any record not 
accompanied by specimens. 
3. (42.) Larus cLaucus Brinn. 
Glaucous Gull. 
Arctic regions, south in winter to the Great Lakes and 
Long Island. : 
4. (65.) SreERNA MAxIMA Bodd. 
Royal Tern. 
Tropical America and warmer parts of North America, 
casually northward to Massachusetts, the Great Lakes and 
California. 
5. (71.) STERNA PARADISEA Briinn. 
Arctic Tern. 
This tern should be found passing across the state during 
the migrations. 
6.  (120a.) PHALACROCORAX DILOPHUS  FLORIDANUS 
(Aud.). 22a. 
Florida Cormorant. 
Synonyms: Graculus dilophus var. floridanus, G. floridanus, 
Phalacrocorax floridanus. 
Water Turkey. 
Wheaton, Ohio Agri. Report, 1874, 575. 
The evidence that this form nested in considerable num- 
bers at the St. Mary’s reservoir prior to 1875, is not be- 
yond question. 
Y. (155.) Husrrronicus HisTRionicus (Linn.). 
Harlequin Duck. 
Synonyms: Anas histrionicus, Histrionicus torquatus. 
Admitted to Dr. Wheaton’s list in error. It may be 
found in the state. 
