The changa or West Indian mole cricket
By: by R.H. Van Zwaluwenburg
Series: Bulletin / Porto Rico Agricultural Experiment Station -- no. 23; Bulletin (Porto Rico Agricultural Experiment Station) -- no. 23.
Publisher: Porto Rico Agricultural Experiment Station
Published: 1918
Language: eng
Number of pages: 28
Subjects: Mole crickets
Notes: "Under the supervision of States Relations Service, Office of Experiment Stations, U.S. Department of Agriculture."

Includes bibliographical references (p. 25-28).