North American Ecology (US and Canada). Erionota thrax is a year-round resident in the Hawaiian islands, where it was introduced from Guam in Aug. Erionota t. thrax (Linnaeus, ) (Banana Skipper). Pinned Specimens photo collection: Distribution and Larval Foodplants: Introduced to Hawaii. Synonymy. Butterflies of America. visitors. top. updated on Species Erionota thrax. Erionota thrax thrax (Linnaeus, ) Banana Skipper Introduced to Hawaii.
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Index of economically important Lepidoptera. Sikkim Nature Conservation Foundation. Body and legs more or less concolorous with wings. Based on the programme already carried out for Mauritius purportedly on E. An attack can be detected at a very early stage as hhrax larvae start making the rolls shortly after hatching from the egg.
Nakao and Funasaki,publ.
The scales of these spots are perpendicular to the wing surface. Impact Assessment Series They are laid singly on the undersides of leaves, but a number of eggs may be deposited on the same leaf.
Distribution Table Top of page The distribution in this summary table is based on all the information available. Introductions for biological control in Hawaii: The head is black, and heart-shaped in frontal view.
In Papua New Guinea, as in Guam, Ooencyrtus erionotae was found to be present and probably came in with parasitised eggs. However, in his review, Cock concluded that published records would not have separated natural enemies of E. Igarashi S, Fukuda H, Stevens LM, Kikuchi R, Heavily damaged or defoliated trees are less suitable for vegetative multiplication.
The cases of the larvae soon become large enough to be visible from a distance of several metres. By spinning strong threads it rolls up the incised part of the leaf into a shelter in which it hides and feeds.
In Indonesia, where E.
Erionota thrax (banana skipper)
This is a different species that occurs in Africa and from Turkey to Malaysia. Larval parasites in Indonesia include Cotesia erionotaeElasmus brevicornis and Elasmus philippinensis Dammerman, ; Kalshoven, The adults are attracted by light and are sometimes found in dwelling houses.
The first recorded introduction was in into Guam, followed by Saipan tbrax Waterhouse and Norris, Guam, Hawaii and Mauritius have introduced the egg parasite, Ooencyrtus erionotaeand the larval parasite Apanteles erionotae. Articles with ‘species’ microformats All stub articles. Zhang BC Compiler The same description applies to Erionota torusexcept for the more rounded apex and the more convex outer margin of the forewing in the latter.
Title Leaf roll Caption Banana leaves with rolls of larvae of E. The rectangular spot in space 2 is the largest. Proceedings of the Hawaiian Entomological Society, 22 1: The pupal stage lasts for days. The roll of a full-grown larva may be up to 15 cm long.
In case of an outbreak, hand-removal of the erionoa found leaf rolls is the best option for control; however, if this is not possible, chemical treatment directed at the newly-hatched larvae may be effective, but is seldom required Ashari and Eveleens, Motono and Negishi found E. In the Philippines, de Jong and Treadaway discovered and described yet another species, Erionota surprisavery similar to and flying with the much rarer E.
Growth Stages Top of page Flowering stage, Vegetative thrzx stage.
Evans, ; EPPO, Distribution Maps Top of page You can pan and zoom the map.