ARBOREAL RICE RATS — HERSHKOVITZ 



563 



Brazil — Continued 

 Uha de Manapiri 



Rio Tocantins, Pard. 

 M. Goeldi; 0. concolor. 

 Jauarat6 [Yauaret^] (82 m.), 1°24' 

 N., 69°12' W. 

 Rio Uaup^s (left bank) , Aniazonas. 

 Olalla Bros.; 0. concolor, O. hi- 

 color. 

 Jurud, Rio (150 m.), 6°45' S., 

 79° W. 

 Amazonas. 

 Garbe; 0. bicolor. 

 Limontuba 



Rio Tapaj6z, Par^. 

 A. M. Olalla; 0. bicolor. 

 Manacapuru, 60°40' W. 

 Rio Solimoes, Amazonas. 

 0. concolor. 

 Maraj6 (Island) 



At mouth of Rio Amazonas below 



the Equator in Pard. 

 0. concolor. 



Monte Alegre (10 m.), 2°00' S., 

 54°04' W. 

 Rio Solimoes, east of Santardm, 



Pard. 

 0. concolor. 

 Recreio, 3°30' N., 61° W. 

 Rio Majary, Amazonas. 

 A. M. Olalla; 0. bicolor. 

 Rosarinho (about 25 m.), 3°41' S., 

 59°07' W. 

 Lago Miguel, Rio Madeira. 

 Olalla Bros., 0. concolor. 



Santa Ana de Chapada (855 m.), 

 12°25' S., 55°25' W. 

 Mato Grosso. 

 A. Robert; 0. concolor. 

 Santa Rosa, 5°20' S., 55°30' W. 

 Rio Jamanchim, Rio Tapaj6z, 



Pard. 

 E. Snethlage; 0. concolor. 

 Tauary, 3°50' S., 55°00' W. 

 Rio Tapajdz, Pard. 

 A. M. Olalla; O. concolor. 

 Urucum de Corumbd, 19°00' S., 

 57°40' W. 

 Corumbd, Mato Grosso. 

 C. C. Sanborn; 0. concolor; O. 

 bicolor. 



Brazil — Continued 



Urucutuba (near sea level), 14°50' 

 S., 39°00' W. 

 Ilh6us, Bahia. 



Rockefeller Institution; 0. con- 

 color. 

 Urupd, 10°50' S., 61°35' W. 



Rio Urupd., a tributary of the 



Parand, Mato Grosso. 

 L. E. Miller; 0. bicolor. 

 Villa Braga, 4°20' S., 56°00' W. 

 Rio Tapaj6z, Para. 

 0. concolor. 

 Yauanari, 0°30' S., 64°50' W. 

 Rio Negro, Amazonas. 

 Olalla Bros.; 0. concolor. 



British Guiana 



Barakara, 5°52' S., 57°28' W. 

 Canje River, 50 km. southeast 



of New Amsterdam. 

 W. Beebe; 0. bicolor. 

 Bartica (near sea level), 6°24' N., 

 58°36' W. 

 At junction of Essequibo and 



Mazaruni Rivers, Essequibo. 

 0. concolor. 

 Essequibo River (lower), 6°-7° N., 

 58°35' W. 

 S. B. Warren; 0. bicolor. 

 Holmia, 4°55' N., 55°35' W. 

 Potaro Highlands. 

 M. A. de Freitas; 0. bicolor. 

 Kartabo, 6°23' N., 58°42' W. 



At junction of Mazaruni and 



Cuyuni Rivers, Essequibo. 

 W. Beebe; O. bicolor, 0. concolor. 

 Supinaam (River) 



Demerara; enters mouth of Es- 

 sequibo (q.v.) from west. 

 0. concolor. 



Colombia 



Andalucia (630 m.), 2° 15' N., 



75°30' W. 

 Huila. 



L. E. MiUer; 0. bicolor. 

 Bonda (50-80 m.), 11°17' N., 



74°02' W. 

 Northwest slope of the Sierra 



Nevada de Santa Marta, 



Magdalena. 

 Mrs. H. H. Smith; 0. concolor. 



