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Note on a Chalcidid of the Subfam. Encyrtinæ, Parasitic on Phenacoccus minimus
Published online by Cambridge University Press: 31 May 2012
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Tetracnemus Westwoodi, n. sp.—♂. Length 1 1-5 mm.; dark brown; head and thorax minutely reticulated; ocelli large adn rpominent, lateral ocelli nearer to the eyes than to the middle oceilus; scutellum prominent; scapulæ triangular, produced to a point mesad, failing to meet by a short interval only; coxæ large and swollen trochanters small, legs long, tarsi five-jointed. Antennæ 8-jointed, or 10 jointed if the two ring-joints are counted; first joint of flagellum subglobose, short; second about as long, but cylindrical; third about twice as long as second; fourth about one-third longer than third; fifth about as long as fourth; sixth (club) a little longer. First four joints of flagellum emitting long branches as in Westwood's figure of T. diversicornis. Club slender, consederably less swollen than in diversicornis. Wings strongly pubescent.
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- Copyright © Entomological Society of Canada 1898