CHILONATALIS. THYROPTERA. 637 
600. tumidifrons (C/ilonatalus!), Miller, Proc. Biol. Soc. Wash., xv1, 
T9032, , 119; 
WatTLINnG’s ISLAND Bart. 
Type loc@lity. Cave near Sandy Point, at the southwest corner 
of Watlirfg’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. 
136. Thyroptera. 
i GP = ce — 38. 
3 
tt 3— 
Thyroptera Spix, Simiar. et Vespert. Brasil., 1823, p. 61. Type 
Thyroptera tricolor Sp1x. 
Hyonycterts Licht. & Peters, Monatsb. K. Preuss. Akad. Wiss. 
Betis (O54, Pp. 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 Waisss Berl; 18c4) p. 336; Miller, Proc: Biol. Soc. 
Wash., x, 1896, p. I09. 
DISK-BEARING Bart. 
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- 
