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A COCCID FROM THE FAR NORTH

Published online by Cambridge University Press:  31 May 2012

T. D. A. Cockerell
T. D. A. Cockerell
Affiliation:
N. M. Agr. Exp. Sta.
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Extract

Eriococcus borealis, n. sp., ♀.—Sacs on twigs, closely felted, rather rough, broad oval, grayish-white, about 2½ mm. long. Gives no red colour on boiling in caustic potash. Skin after boiling, greenish or grayish, thickly beset with round to oval hyaline spots. Dermal spines only moderately numcrous, 27–45 μ long, the shorter ones more numerous than the longer. Caudal lobes long, brownish, irregularly, cylindrical, about 42 μ broad and 90 μ long. Buccal apparatus about 120 μ broad; rostral loop rather short; mentum rather long.

Type
Articles
Information
The Canadian Entomologist , Volume 31 , Issue 12 , December 1899 , pp. 369 - 370
Copyright
Copyright © Entomological Society of Canada 1899

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