BIRDS OF NORTH AND MIDDLE AMERICA. 



141 



(10.92); depth of bill at base, 9.65-10.16 (9.91); tarsus, l«i.Tti-19.05 

 (18.29); middle toe, 13.21-13.72 (13.46).^ 



Santa Barbara Islands, California : Todos Santos Island, LoAver 

 California. 



Carpoducns frontalis (not PriugiUa frontalis Say) Townsexd, Proc. U. S. Nat. Mus., 



xiii, 1890, 139, 140 (Santa Barbara, San Clemente, and Santa Rosa islands, 



California ) . 

 Carpodacus me.dcanus frontalis Grixxell, Ank, xv, 1898, 235 (Santa Catalina I., 



California); Pub. no. 1, Pas^adena Ac. Sci., 1897, 6 (Santa Barbara I.), 10 



(San Nicolas I.), 16 (San Clemente I.; crit.). 

 Carjjodacus dementis MEAR^i^, Auk, xv, July, 1898, 258 (San Clemente I., Santa 



Barbara group, California; U. S. Nat. Mus.). 

 Carpodacus mexicanus dementis American Orxithologists' Union Committee, 



Auk, xvi, Jan., 1899, 114 (no. 519c). 



CARPODACUS McGREGORI Anthony. 

 SAN BENITO HOUSE FINCH. 



Similar to C. in. frontalis., but much larger (the bill especially), 

 with relatively shorter wing- and tail; upper parts much grayer and 

 more distinctly streaked with dusky; adult male with the red (con- 

 iined to forehead, supra-auricular stripe, malar region, chin, throat, 

 chest, and rump) paler, more iiesh-colored, or often dull yellow. Much 

 more nearly related to C. am^jlus., but rather smaller, with bill distinctly 

 compressed basally, upper parts grayer, and flanks, etc., with dusky 

 streaks darker and more shai'ply defined. 



Adult male. — Length (skin) , one specimen, 110. 05 ; wing-, 81. 79-82. 55 

 (82.04); tail, 63.50-64.77(04.26); exposed culmen, 11.94-12.95 (12.45), 

 depth of bill at base, 11.43-12.70 (11.94); width of mandible at base, 

 8.89-9.91 (9.40); tarsus, 17.78-19.05 (18.54); middle toe, 14.73-14.99 

 (14.86).' 



' Four specimen!^. 



Specimens from tbe different islands vary somewhat among themselves, ])ut with 

 the exception of San Clemente, Santa Catalina, and Santa Rosa, there are not a suffi- 

 cient number to indicate whether the local variations are reasonably constant. 



Average measurement of specimens from the different islands are as follow^s: 



Localitv. 



Ex- , Depth 

 posed ! of bill Tarsus, 

 culmen. at base. 



Middle 

 toe. 



MALES. 



Eight adult males from San Clemente Island 



Six adult males from Santa Catalina Island 



Four adult males from Santa Rosa Island 



One adult male from Santa Cruz Island 



One adult male from Santa Barbara Island 



One adtilt male from San Miguel Island 



Four adult males from Todos Santos Island, Lower 

 California 



11.43 10.41 18.29 



10. 92 10. 16 18. 03 



10. 67 10. 16 17. 78 



11.18 



11.43 ■ 9.65 i 19.05 



IMS I 10.41 ! 18.80 



13.97 

 13.72 

 13.46 



14.22 

 13.46 



14.22 



' Four specimens. 



