LIST OF ILLUSTRATIONS 
TEXT FIGURES. 
Fig. 1. Milk dentition of Cynopterus minutus. Cat No. 141271, U.S.N.M. 
Nias Island. X about 3 21 
2. Milk dentition of Eptesicus fuscus. Cat. No. 84550, U.S.N.M. 
X about 4 22 
3. Milk dentition of Promops fosteri. Cat. No. 105681, U.S.N.M. Villa 
Rica, Paraguay. X about 3 22 
4. Typical molar teeth of an insectivorous bat. A, crown view of 
maxillary molar. B, crown view of mandibular molar. C, 
side view of maxillary molar 30 
ecd. — entoconid. mod. — metaconid. pcd. — paraconid. 
he. — liypocone. ms. — mesostyle. pro. — protocone. 
lied. — kypoconid. mts. — metastyle. pred. — protoconid. 
me. — metacone. pc. — paracone. ps. — parastyle. 
5. Cynopterus sphinx. Cat. No. 102430, U.S.N.M. Madras, India. 
Adult female. X li 48 
6. Cynopterus montanoi. Cat. No. 102432, U.S.N.M. Singapore, Malay 
Peninsula. Adult female. X Itj 49 
7. A, Rousettus ample xicaudatus. Cat. No. 37930, U.S.N.M. Caves 
near Maulmain, Burma. Adult female. X 2. B. Pterocyon 
stramineus. Cat. No. 102461, U.S.N.M. Robertsport, Liberia. 
Adult female. X 2 55 
8. Pteropus lepidus. Cat. No. 101670, U.S.N.M. Saddle Island, South 
China Sea. Type. Adult female. X 1 58 
9. Epomopliorus franqueti. Cat. No. 38189, U.S.N.M. Liberia. X ltU 66 
10. Kiodotus lagochilus.e Cat. No. 123440, U.S.N.M. Philippine Islands. 
Adult female. X H - 71 
11. Rhinopoma microphyllum. Cat. No. 37389, U.S.N.M. Egypt. Im- 
mature female. X 1£ 81 
12. Emballonura peninsularis. Cat. No. 83556, U.S.N.M. Trong, Lower 
Siam. Adult male, X 2.J 87 
13. Rliynchiscus naso. Cat. No. 51565, U.S.N.M. Escondido River, 
Nicaragua, 50 miles from Bluefields. Adult male. X 2 88 
14. Saccopteryx Mlineata. Cat. No. 6102, Amer. Mus. Nat. Hist. Caura, 
Trinidad. X 2 89 
15. Peropteryx trintatis. Cat. No. 7496, Amer. Mus. Nat. Hist. Port 
of Spain, Trinidad. Adult female. Type. X 2 90 
16. Balantiopteryx plicata. Cat. No. 51142, U.S.N.M. Morelos, Tehuan- 
tepec, Mexico. Adult female. X 2 92 
17. Taphozous saecolaimus. Cat. No. 141092, U.S.N.M. Tarussan Bay, 
Sumatra. Adult female. X 2 94 
XIII 
