Measurements. Average total length, 120; tail vertebrae, 52.4; 

 hind foot, 14.8. 



553. ornatus. (Sorex), Merr., N. Am. Faun., No. 10, 1895, p. 79, 



pi. viii, figs. 3, la. 



Type locality. San Emigdio Canon, Mount Pinos, California. 



Geogr. Distr. Southern California from head of Ventura River 

 and Mount Pinos easterly to San Bernardino Peak, and south 

 through the San Jacinto range to Santa Isabel. 



Genl. Char. Similar to S. californiciis, but larger, with much 

 longer tail, larger ears and feet, and dark rump patch. 



Color. Above ash gray, darker on the rump, forming a patch on 

 posterior half of back; sides and beneath whitish; tail dark above, 

 pale below. 



Measurements. Total length, 108; tail vertebrae, 43; hind foot, 13. 



554. californicus. {Sore.x), Merr., N. Am. Faun., No. 10, 1895, p. 80, 



pi. xii, figs. 6, 7. 



Type locality. Walnut Creek, Contra Costa County, California. 



Geogr. Distr. California. 



Genl. Char. Size small; tail shorter than body without head; 

 skull small and flat; third unicuspid barely half the size of the fourth. 



Color. Above dark ash gray and blackish, sometimes washed 

 with brownish; beneath plumbeous, tipped with whitish. 



Measurements. Average total length, 93; tail vertebra;, 34.5; hind 

 foot, II. 5. 



555. shastensis. {Sorex), Merr., N. Am. Faun., No. 16, 1899, p. 87. 

 Type locality. Mount Shasta, California. 



Geogr. Distr. Known only from tj'pe locality. 



Genl. Char. "Small, tail short, ears small; third unicuspid 

 smaller than fourth. Skull: rostrum small, constriction swollen; 

 unicuspids narrower than in 6". californicus; large premolar, very 

 broad posteriorly." 



Color. " Head and sides of neck to shoulders dull rufous brown; 

 rest of upper parts dark steel gray; under parts ashy brown; tail 

 sharply bicolor, dusky above, buffy below, becoming dusky toward 

 tip." 



Measurements. "Total lengths, 90; tail vertebras, 35; hind 

 foot, 12." (Merr., 1. c.) 



556. tenellus. {Sore.x), Merr., N. Am. Faun., No. 10, 1895, p. 81, 



pi. xii, figs. 8, 9. 

 Type locality. Alabama Hills, near Lone Pine, Owens Valley, 

 California. 



Geogr. Distr. Southeastern California. 



