FOSSIL BIRDS. 419 



Branta esmeralda Burt. 



Branta esmeralda Burt, Univ. Calif. Publ. Bull. Dept. Geol. iSci., XVIII, 

 No. 6, March 19, 1929, 222, pi. 20. 



Lower Pliocene (Esmeralda beds) ; Fish Lake Valley, Nevada. 



Branta howardae Miller. 



Branta hoivardae L. H. Miller, Condor, XXXII, No. 4, July 15, 1930, p. 

 208, fig. 74. 



Early Pliocene (Ricardo formation) : Mojave Desert area, California. 



Branta bernicia (Linnaeus). Brant. 



Anas bernicia Linnaeus, Syst. Nat., ed. 10, I, 1758, 124. 

 Modern form reported from Pleistocene: Fossil Lake, Oregon. 



Branta dickeyi Miller. 



Branta dickeyi L. H. Miller, Condor, XXVI, No. 5, Sept. 15, 1924, 179, 

 fig. 46. 



Pleistocene: McKittrick, California. 



Branta hypsibata (Cope). 



Anser hypsibatus Cope, Bull. Ceol. and Oeog. Surv. Terr., IV, No. 2, 1878, 

 387. 



Pleistocene: Fossil Lake, Oregon. 



Branta propinqua Shufeldt. 



Branta propinqua Shufeldt, Journ. Acad. Nat. Sci. Phila., ser. 2, IX, sig. 

 53, Oct. 20, 1892, 407, pi. xv, fig. 17. 



Pleistocene: Fossil Lake, Oregon. 



Genus PRESBYCHEN Wetmore. 



Presbychen Wetmore, Proc. Calif. Acad. Sci., ser. 4, XIX, No. 8, July 15, 

 1930, 92. Type, by orig. desig., Presbychen abavus Wetmore. 



Presbychen abavus Wetmore. 



Presbychen abavus Wetmore, Proc. Calif. Acad. Sci., ser. 4, XIX, No. 8, 

 July 15, 1930, 92, figs. 5-7. 



Miocene (Temblor) : Sharktooth Hill, about seven miles northeast of Bakers- 

 field, California. 



