152 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.41. 



breast and body with spots of black, the flanks and crissum with bars 

 of the same; Hning of wing white, sparingly spotted with black. 



Measurements. — Male:^ Wing, 104-111 (average, 106.6) mm.; 

 tail, 64-72 (68); exposed culmen, 24-28.5 (26.9); tarsus, 19.5-21 

 (20.4); middle toe, 13-15 (14). 



Female: 2 Wing, 98.5-104.5 (101.4); tail, 66-67.5 (66.9); exposed 

 culmen, 22.5-25.5 (23.9); tarsus, 17.5-19.5 (18.9); middle toe, 13-14 

 (13.4). 



Type-locality. — San Fernando, Lower California. 



Geografliical distribution. — North central and northwestern Lower 

 California: north to Nachoguero Valley, northwestern Lower Cali- 

 fornia; northeast to 45 miles east of San Quintin; south to Ubai 

 and Playa Maria Bay, north central Lower California. 



Specimens examined, 29, from the places that follow: 



Lower California. — Ensenada; Ubai; San Fernando; E-osario; 

 San Simon River, near San Quintin; 45 miles east of San Quintin; 

 San Telmo; Playa Maria; Playa Maria Bay; Rancho Layla; 

 Nachoguero Valley. 



DRYOBATES SCALARIS CACTOPHILUS. new subspecies. 



Chars, suhsp. — Much like Dryobates scalaris eremicus, but smaller, 

 particularly the tail and bill; lower surface lighter, laterally almost 

 always streaJced with black; upper parts lighter — the black bars 

 on back and scapulars narrower; wing-quills with larger spots and 

 broader bars of white; outer long rectrices with exterior webs 

 barred throughout with black; black bars on posterior lower surface 

 narrower. 



Description. — Type, adult male. No. 119415, U.S.N.M.; Tucson, 

 Ai'izona, November 30, 1890; P. L. Jouy. Crown and nape black, 

 the feathers of the former subterminally white, terminally scarlet 

 vermilion, this producing a mottled effect on the top of the head, 

 but merging into a solid band of red on the occiput and anterior 

 hind neck; rest of upper surface of body black, all, excepting the 

 superior tail-coverts, barred with white — these white bars rather 

 narrower than the black interspaces; tail black, the three outer 

 pairs of feathers, including the dwarfed outermost one, barred 

 throughout with white, the fourth pair barred with white on terminal 

 portion of inner webs and on all but a small basal part of outer webs; 

 wings black, much spotted with white, this forming, on tertials and 

 longer wing-coverts, fairly well-defined bars; sides of head and neck 

 pale brownish, with a postocular and a malar stripe of black, which 

 meet on the side of the neck; nasal tufts and lower surface dull 

 light smoky brownish, more whitish on lower abdomen and crissum; 

 the sides of breast and body with spots and some streaks of black, the 



1 Ten specimens, from northern Lower California. « Five specimens, from the same locality. 



