DERMANURA. 



VAMPYROPS. 



701 



FIG. CXXVII. DERMANURA QUADRIVITTATUM. 



No. 102897 U. S. Nat. Mus. Coll. Twice nat. size. 



36.8; tibia, 13.9; foot, 10; ear, 16.5; tragus, 6.3. Skull: occipito- 

 nasal length, 18; zygomatic width, 12; height of base at bullae, 10; 

 interorbital constriction, 5; mastoid breadth, 10.5; palatal length, 9; 

 length of mandible , 12.5. 



163. Vampyrops. 



j 2-2. p M. p. \f 3-3 

 1 '2-2' U 'I-I r '2-2' M -3-3~3 2 - 



Vampyrops Peters, Monatsb. Preuss. Akad. Wiss. Berl., 1865, p. 356. 



Type Phyllostoma lineatum E. Geoffrey. 

 Vampyressa Thomas, Ann. Mag. Nat. Hist., yth Ser., v, 1900, p. 



270. 

 Vampyriscus, Thomas, Ann. Mag. Nat. Hist., yth Ser., v, 1900, p. 



270. 

 Vampyrodes, Thomas, Ann. Mag. Nat. Hist., 7th Ser., v, 1900, p. 



270. 



Upper middle incisors conical, obliquely directed; molars narrow; 

 facial portion of skull, produced, narrow; tragus incised externally 

 opposite base of inner margin. 



KEY TO THE SPECIES. 

 A Size small. 



a. Forearm 41.25 mm. Color dark brown, be- PAGE 

 neath ashy brown V. lineatus 702 



b. Forearm 35 mm. Color paler V. helleri 703 



B. Size large. 



a. Forearm 58.75 mm V. vittatus 704 



