''Megarhyssa greenei'', also known as Greene's giant ichneumonid wasp, is a species of large

ichneumon wasp The Ichneumonidae, also known as the ichneumon wasps, Darwin wasps, or ichneumonids, are a family of parasitoid wasps of the insect order Hymenoptera. They are one of the most diverse groups within the Hymenoptera with roughly 25,000 species cu ...

. It is known from the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...

and Canada.

Description and identification

It is very similar in appearance to ''

Megarhyssa macrurus ''Megarhyssa macrurus'', also known as the long-tailed giant ichneumonid wasp or long-tailed giant ichneumon wasp, is a species of large ichneumon wasp. It is a parasitoid, notable for its extremely long ovipositor which it uses to deposit an e ...

'', but the latter species has a relatively longer ovipositor (about 2x the total body length, where ''greenei'' is only slightly greater than 1x), and usually has more extensive dark wing markings. ''M. greenei also'' lacks the dark striping on the face present on ''M. macrurus.''

References

External links

Photos o
BugGuide.net
Ichneumonidae Insects described in 1911 {{Ichneumonidae-stub