4 CHIRONECTES. MARMOSA. 
Total length, 720; tail, 395; hind foot, 72. Skull: 
Measurements. 
occipito-nasal length, 53; Hensel, 48; zygomatic width, 30; inter- 
orbital constriction, 7; palatal length (palatal arch to alveoli of incis- 
ors), 31; length of upper molar series, 19; length of mandible to tips 
of incisors from angle, 43. 
2. Marmosa. 
Is. C2; Pi2yM = = 50. 
4—4 I—7 3-3 4—4 . 
Marmosa Gray, Lond. Med. 
Didelphis! murina, Linneus. 
Repos:; Xv, 1622) py 306: Type 
Fic. 2. MARMOSA CHAPMANI. TRINIDAD. 
No. 5499 Field Columbian Mus, Coll. Enlarged % 
