tibia, 14. 6-15; foot, 6.8-7; forearm, 32.8-33; thumb, 5.4-6; longest 

 finger, 57-59; ear from meatus, 14-14. 6; width of ear, 9-10: tragus, 

 8.5-8.8. 



d.—pallidus. Stephens, Proc. Biol. Soc. Wash., 1900, p. 153. 



Ty/>t locality. Vallecito, San Diego County, California. 



Genl. Char. " Size small: wings short, wing membrane thin and 

 light; ears small; general appearance delicate. 



Color. Lij^ht ochraceous buff or brownish cream buff; below duU 

 white; basal part of pelage above and below blackish." 



Measurements. "Total length, 80; expanse, 208; tail vertebrae, 

 42; ear, 11; thumb, 4; forearm, 30; tibia, 15." (Stephens. 1. c.) 



591. subulatus. {Vespertilio), Say, in Long's Exped. Rocky Mts., 

 1823, II, p. 65. 



gryphus, var. Ik, H. Allen, Men. Bats N. Am. 1897, p. 131. 



gryphiis, var. septentrionalis, Trouess. Cat. Mamm. t.\'iv. q. Foss. , 

 1897, p. 131. 



Type locality. Arkansas River, near Lajunta, Colorado. 



Geogr. Distr. North America east of Rocky Mountains. 



Genl. Char. Size medium; calcar slender, a little longer than 

 the border of uropatagium, with a lobule at the end; ears long, 

 reaching beyond tip of nose. Wings from base of toes. Teeth and 

 skull like M. erotis. 



Color. Apparently not distinguishable from .1/. lucifugus in its 

 general coloration, the difference being that this form has a "nar- 

 rower skull, lonf^er ears, and a more shapely pointed tragus." 



Measurements. Total length, 80-85.6; tail vertebrse, 36.8-38.8; 

 tibia, 16. 4-17. 2; foot, 7.5-8; forearm, 33.S-35.7; thumb, 6.2-6.5; 

 longest finger, 58-61; ear from meatus, 15. 6-16. 7; width of ear, 9.8- 

 10.7; tragus, 9-9.7. 



a.—heenii. {Vespertilio), Merr., Am. Nat., 1895, xxix, p. 860. 



Type locality. Massett, Queen Charlotte Islands, British Co- 

 lumbia. 



Geogr. Distr. Known from type locality only. 



Genl. Char. Size of J/, subulatus, but with longer ears and tail, 

 and darker in color. 



Color. Apparently darker than M. subulatus, but as all known 

 specimens have been preserved in alcohol the exact color is impossi- 

 ble to be ascertained. 



Measurements. Total length, 84. 3 86; tail vertebrae, 40-41; tibia, 

 16.4; foot, 8.3 8.8; forearm, 35.3-36; thumb, 6; longest finger, 58-60; 

 ear from meatus, 17. 4-17. 8; width of ear, 10.8-11; tragus, 9.6-9.8. 



