DIPHYLLA. 72 
hair on wing membrane; face nearly naked, a pencil of hair between 
eye and nose-leaf; arm and forearm furred nearly to the wrist. 
Measurements. Length of head and body, 66; forearm, 50.8; 
third finger, metacarpal, 50.8; fourth finger, metacarpal, 50.8; fifth 
meer metacarpal, 49.5; Gat, 10.5; tragus, 7.6; tibia, 17.7; foot, 13-9- 
Skull: occipito-nasal length, 20; zygomatic width, 7; interorbital 
width, 8; height of braincase at bulle, 12; mastoid width, 12; palatal 
length, 6; length of mandible, 14. 
Fic. 163. DIPHYLLA ECAUDATA. 
No. 37338 U.S. Nat. Mus. Co!l. ex Orizaba, Mexico 
dd 
Twice nat. size. Incisors enlarged § times. 
677. centralis (Diphylla), Thomas, Ann. Mag. Nat. Hist., 7th Ser. 
XM, UCGQOA. JO, Bi7ove 
BoQuETE TAILLEss Bart. 
Type locality. Boquete, Chiriqui, Panama. Altitude, 4,500 feet. 
Genl. Char. Like D. ecaudata; legs less heavily haired, less white 
on digits and tips of wings; skull more round and less sharply arched 
above; interorbital region narrower; zygomata more widely and evenly 
spread; bulla larger and higher; third and fourth lower premolars 
