DIPHYLLA. 



7-21 



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 

 finger, metacarpal, 49.5; ear, 16.5; tragus, 7.6; tibia, 17.7; foot, 13.9. 

 Skull: occipito-nasal length, 20; zygomatic width, 7; interorbital 

 width, 8; height of braincase at bullae, 12; mastoid width, 12; palatal 

 length, 6; length of mandible, 14. 



FIG. 163. DIPHYLLA ECAUDATA. 



No. 37338 U. S. Nat. Mus. Coll. ex Orizaba, Mexico 



Twice nat. size. Incisors enlarged > times. 



677. centralis (Diphylla), Thomas, Ann. Mag. Nat. Hist., 7th Ser. 



xi, 1903, p. 378. 

 BOQUETE TAILLESS BAT. 



Type locality. Boquete, Chiriqui, Panama. Altitude, 4,500 feet. 



Genl. Char. Like D. ecandata; 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; bullae larger and higher; third and fourth lower premolars 



