LASIURUS. 413 



a.—seminolus. (Lasiurus), Rhoads, Proc. Acad. Nat. Scien. Phil., 

 1895, p. 32. 



Type locality. Tarpon Springs, Florida. 



Geogr. Distr. South Carolina to southern Texas. 



Gcnl. Char. Size equal to L. borealis, foot larger. 



Color. Body above cinnamon or mahogany brown, hairs tipped 

 with ash; forehead, cheeks, chin and abdomen yellowish brown; 

 throat and chest whitish; rest of under parts and hairy lower sur- 

 face of wings cinnamon grading to orange brown at base of meta- 

 carpals; hairs at base sooty. 



Measurements. Total length, 95-115; tail vertebr<x% 45-54; tibia, 

 19-20; foot, 6.9-g; forearm, 40-42; thumb, 7-7.4; longest finger, 79- 

 85; ear from meatus, 11.3-12.7; width of ear, 10-11.4; tragus, 6.5-7. 



b.—teliotis. {Atalphd), H. Allen, Proc. Am. Phil. Soc, i8gi, xxix, 

 p. I. 



Type locality. Unknown, California? 



Geogr. Dtstr. Sacramento Valley to Comondu, Lower Cali- 

 fornia. 



Genl. Char. Smaller than L. borealis ; ear shorter, external 

 basal lobe reduced. Back of interfemoral membrane furred on 

 basal third. 



Color. Above dark chestnut, hairs sometimes tipped with gray; 

 beneath paler; lower half of sides of neck white. 



Measurements. Total length, 96-107; tail vertebra;, 45-57; tibia, 

 19.6-20; foot, 6.6-8.6; forearm, 37-40; thumb, 6.4-7; longest finger, 

 74-82; ear from meatus, 9.4-10; width of ear, 9-9.8; tragus, 5.4-6. 



598. cinereus. {Vespertilio), Beauvois, Cat. Peale's Mus. Phil., 1796, 

 p. 14. 

 pruinosus, Say, Long's Exped. Rocky Mts. , 1823, i, p. 167 (foot 

 note). 



Type locality. Philadelphia, Pennsylvania. 



Geogr. Distr. North America from Atlantic to the Pacific at 

 different seasons. Fur on forearm near base. 



Genl. Char. Size large; ears with edges black; foot half as long 

 as tibia. 



Color. Above umber brown, hairs tipped with silvery white; 

 throat, head and under side of membranes yellowish brown; band 

 of umber brown below throat; ventral surface whitish. 



Mcasurtnii-nts. Total length, 130-140; tail vertebra^ 52-58; tibia, 

 23-24; foot, 9-10; forearm, 48-55; thumb, 10-10. 6; longest finger, 

 loi-iio; ear from meatus, 17-18; width of ear, 15-17. 7; tragus, 

 9-9- 5- 



