CHILONATALIS. THYROPTERA. 637 
600. tumidifrons (Chilonatalus!), Miller, Proc. Biol. Soc. Wash., xv1, 
FO03, pi ITO. 
WatTLING’s ISLAND Bart. 
Type locality. Cave near Sandy Point, at the southwest corner 
of Watling’s Island, Bahamas. 
Genl. Char. Frontal gland extending from middle of forehead 
nearly to end of muzzle and rising 5 mm. above level of eye. Skull 
and teeth essentially as in C. micropus. 
Color. Cream buff clouded on the upper parts with broccoli 
brown; ears light yellowish brown, edges darker; membranes dark 
brown. 
Measurements. Total length, 87; head and body, 40; tail, 47; 
tibia, 18; foot, 7; forearm, 32; thumb, 5; second finger, 34; third 
finger, 65; fourth finger, 48; fifth finger, 49; ear from meatus, 14; 
from crown, 11; width, 16. Skull: greatest length, 15.8; basal length, 
14; basilar length, 13; zygomatic breadth, 7.4; greatest breadth of 
braincase, 6.6; mandible, 11.4; maxillary tooth row exclusive of inci- 
sors, alveolar border, 6.8; mandibular tooth row exclusive of incisors, 
alveolar border, 7. 
1356. Thyroptera. 
2—2, I-l, Lilie Se pe 
C= C= ert = 38. 
as 
ee | 
Thyroptera Spix, Simiar. et Vespert. Brasil., 1823, p. 61. Type 
Thyroptera tricolor Spix. 
Hyonycterts Licht. & Peters, Monatsb. K. Preuss. Akad. Wiss. 
Berl., 1854, p. 335. 
Size small; tail long; wing membrane from ankle, very thin; calcar 
very short; no nose-leaf; muzzle lengthened; crown elevated; base of 
thumbs and soles of feet with hollow suctorial disks; tail extending 
slightly beyond interfemoral membrane; middle finger with three 
phalanges. 
601. discifera (Hyonycteris), Licht. & Peters, Monatsb. K. Preuss. 
Akad. Wiss. Berl., 1854, p. 336. Miller, Proc. Biol. Soc. 
Wash., x, 1896, p. 109. 
DIsK-BEARING Bat. 
Type locality. Puerto Caballos, District of Cortez, Honduras, 
Central America. 
Geogr. Distr. Honduras, south to South America. 
Genl. Char. Size very small; ear small, funnel-shaped, much hid- 
