Xylosandrus pygmaeus, is a species of weevil found in Indonesia, Malaysia and Sri Lanka.[1][2]

Xyleborus pygmaeus
Scientific classification
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X. pygmaeus
Binomial name
Xylosandrus pygmaeus
(Eggers, 1940)
Synonyms
  • Xyleborus pygmaeus Eggers, 1940
  • Xylosandrus pygmaeus (Eggers): Browne, 1963

Description

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Body length of the female ranges from 1.3 to 1.4 mm. Body light brown to dark brown. Antennae and legs are yellowish brown. Antennea with 5 funicular segments and obliquely truncate club. Pronotal vestiture is semi-appressed and with hairy setae. Pronotal base covered with a dense patch of short erect setae that resemble a pronotal-mesonotal mycangium. Pronotal disc is glabrous. Pronotum consists with lateral costa and carina. Protibiae with 4 socketed teeth, whereas mesotibiae with 6 and metatibiae with 5 socketed teeth. In elytra, discal striae and interstriae uniseriate are punctate. Declivital elytral face is convex, steep and abruptly separated from disc. Declivity is flattened.[3]

A polyphagous species, host plants of the species are Litsea amara, and Vitex pubescens.[3]

References

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  1. ^ Wood, Stephen L. (1984). "New Generic Synonymy and New Genera of Scolytidae (Coleoptera)". The Great Basin Naturalist. 44 (2): 223–230. JSTOR 41712067. Retrieved 2021-09-06.
  2. ^ "HISL - PEET Scolytinae". xyleborini.speciesfile.org. Retrieved 2021-09-06.
  3. ^ a b "Phylogenetic revision of Xylosandrus Reitter (Coleoptera: Curculionidae: Scolytinae: Xyleborina)". Proceedings of the California Academy of Sciences Volume: 61 :451-545. Retrieved 2021-09-05.