Method in sex discrimination in the mango pulp weevil Sternochetus frigidus (Fabr.) (Coleoptera: Curculionidae)

Louella Rowena Allera De Jesus; Satoshi Nojima; Jose R. Medina; Kanju Ohsawa

doi:10.1303/aez.2002.251

Applied Entomology and Zoology

Online ISSN : 1347-605X
Print ISSN : 0003-6862
ISSN-L : 0003-6862

Regular Papers

Method in sex discrimination in the mango pulp weevil Sternochetus frigidus (Fabr.) (Coleoptera: Curculionidae)

Louella Rowena Allera De Jesus, Satoshi Nojima, Jose R. Medina, Kanju Ohsawa

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Keywords: Sternochetus frigidus, Curculionidae, mango pulp weevil, sex discrimination

JOURNAL FREE ACCESS

2002 Volume 37 Issue 2 Pages 251-255

DOI https://doi.org/10.1303/aez.2002.251

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Abstract

We describe a simple method for sexing Sternochetus frigidus (Fabr.) using a stereomicroscope to view the dorsum of the terminal abdominal segment. In the male, clipped wings exposed distinctly truncate penultimate segments, whereas in the female, the terminal tergite tapered posteriorly.

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