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species
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Lasius hayashi
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Japanese Name
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Hayashi-ke-ari
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Original Reference
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Yamauchi, K. & Hayashida, K. (1970) Taxonomic studies on the genus Lasius in Hokkaido, with ethological and ecological notes. 2. The subgenus Lasius. Journal of the Faculty of Science, Hokkaido University Series 6, Zoology 17: 501-519.
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Description
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Total length of workers around 2 - 4 mm. Head and mesosoma light brown, gaster dark brown. Antennal scapes usually slightly shorter than the head width, and with erect hairs. Petiole high, its tip acutely angulate; anterior margin of petiolar scale not angulate.
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Remarks
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This species nests in dead portions of tree trunks, especially at or near the roots. Nuptial flights occur in July and August.
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Distribution
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Hokkaido, Honshu, Shikoku, Kyushu, Yaku I.; Kurile Is, Korean Peninsula
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References
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- Taxonomic studies on the genus Lasius in Hokkaido, with ethological and ecological notes. 2. The subgenus Lasius. Journal of the Faculty of Science, Hokkaido University Series 6, Zoology 17: 501-519.
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Editor
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Original text by Mamoru Terayama and Katsusuke Yamauchi. English translation by Mamoru Terayama, edited by Robert W. Taylor.
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