Revista.

Bibliographic Details
Corporate Authors:	Sociedad Mexicana de Historia Natural (Founded 1936), Universidad Nacional Autónoma de México
Format:	Serial
Language:	Spanish English French Italian
Published:	Mexico, D.F., [publisher not identified] ; [1939-]
Subjects:	Natural history > Societies, etc. Natural history > Mexico.
Online Availability:

Description
Published:	t. 1- nov. 1939-
Item Description:	"Con la cooperacion de la Universidad nacional autonomo de Mexico," 1943- Some issues also on 35 mm. microfilm.
Physical Description:	volumes : illustrations ; 24 cm.
ISSN:	0370-7415