horntail

horntail

[hawrn-teyl]
noun
any of various wasplike insects of the family Siricidae, the females of which have a hornlike ovipositor.

Origin:
1880–85; horn + tail1

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World English Dictionary
horntail (ˈhɔːnˌteɪl)
 
n
Also called: wood wasp any of various large wasplike insects of the hymenopterous family Siricidae, the females of which have a strong stout ovipositor and lay their eggs in the wood of felled trees

Collins English Dictionary - Complete & Unabridged 10th Edition
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Encyclopedia Britannica
Encyclopedia

horntail

any of about 85 species of solitary (nonsocial), primitive wasps (order Hymenoptera), classified in five different genera, that are moderately large, some reaching 3.75 cm (about 1.5 inches) in length. The cylindrical body is usually brown, blue, or black, often with yellow spots or bands. The abdomen is connected broadly to the thorax, or midsection, and terminates in a harmless hornlike projection, for which the insect is named. The head is strikingly broad, and the eyes are small

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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