NO. 5 CHECK-LIST OF FOSSIL BIRDS — WETMORE 93 



Corvus caurinus Baird: Northwestern Crow 



Corims caurinus Baird, Rep. Expl. and Surv. R. R. Pac, vol. 9, 1858, pp. 559, 

 569. 



Modern form reported from late Pleistocene : Carpinteria, Santa 

 Barbara County, and Rancho La Brea, Los Angeles, California. 



Corvus ossifragus Wilson : Fish Crow 

 Corvus ossifragus Wilson, Amer. Orn., vol. 5, 1812, p. 27, pi. 27, fig- 2. 



Modern form reported from Pleistocene: Seminole Field, Pinellas 

 County, Florida. 



Corvus pumilis Wetmore 



Corvus pumilis Wetmore, Proc. Biol. Soc. Washington, vol. 33, Dec. 30, 

 1920, p. 81, pi. 2, figs. 3, 4. 



Recent (extinct) : ^^ Cave deposits in Cueva San Miguel (type lo- 

 cality), near Morovis, Puerto Rico; Kitchen midden at Concordia, 

 near Southwest Cape, St. Croix, Virgin Islands. 



Genus GYMNORHINUS Wied 



Gyvmorhinus Wied, Reise Nord-Amer., vol. 2, 1841, p. 21. Type, by monotypy, 

 Gymnorhimis cyanocephalus Wied. 



Gymnorhinus cyanocephalus Wied: Pifion Jay 

 Gymnorhinus cyanocephalus Wied, Reise Nord-Amer., vol. 2, 1841, p. 22. 



Modern form reported from Pleistocene: Conkling Cavern, Pyra- 

 mid Peak, Organ Mountains, Dona Ana County, New Mexico. 



Family SITTIDAE: Nuthatches 



Subfamily SITTINAE: Typical Nuthatches 



Genus SITTA Linnaeus 



Sitta Linnaeus, Syst. Nat., ed. 10, vol. i, 1758, p. 115. Type, by monotypy, 

 Sitla europaea Linnaeus. 



Sitta canadensis Linnaeus : Red-breasted Nuthatch 

 Sitta canadensis Linnaeus, Syst. Nat., ed. 12, vol. i, 1766, pp. 176, 177. 



Modern form reported from late Pleistocene: Carpinteria, Santa 

 Barbara County, California. 



'5 Included here as it has not been found in living form, being known only 

 from bones. Probably this small crow existed until modern times near Lares, 

 Puerto Rico. 



