Morphology of Laricobius nigrinus (Coleoptera: Derodontidae), a predator of the hemlock woolly adelgid

Laricobius nigrinus Fender, native to western North America, was first released in 2003 for the biological control of the hemlock woolly adelgid, Adelges tsugae Annand (Hemiptera: Adelgidae), in the eastern United States. Members of the genus Laricobius are known to feed on adelgids, but there is a...

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Bibliographic Details
Published in:Canadian entomologist 2006-10, Vol.138 (5), p.595-601
Main Authors: Zilahi-Balogh, G.M.G., Humble, L.M., Kok, L.T., Salom, S.M.
Format: Article
Language:English
Subjects:
Adelges tsugae
Adelgidae
Animal reproduction
Biological and medical sciences
Biological control
biological control agents
Coleoptera
Control
Derodontidae
descriptions
developmental stages
Entomology
Fundamental and applied biological sciences. Psychology
Hemiptera
insect morphology
Insecta
Insects
Invertebrates
Lice
life history
Morphology. Histology. Cytology
Phytopathology. Animal pests. Plant and forest protection
Predation
predatory insects
Protozoa. Invertebrates
Studies
Taxonomy
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Summary:Laricobius nigrinus Fender, native to western North America, was first released in 2003 for the biological control of the hemlock woolly adelgid, Adelges tsugae Annand (Hemiptera: Adelgidae), in the eastern United States. Members of the genus Laricobius are known to feed on adelgids, but there is a lack of detailed taxonomic and ecological information on this group of insects. Detailed descriptions and illustrations of various life stages of L. nigrinus are presented in this study, accompanied by notes on its life history to facilitate its recognition. Laricobius nigrinus Fender, indigène à Amérique du nord de l'ouest, était premier relâché dans 2003 pour le lutte biologique contre le puceron lanigère de la pruche, Adelges tsugae Annand (Hemiptera: Adelgidae) dans l'est des Etats-Unis. Les espèces du genre Laricobius sont sus pour nourrir sur d'Adelgidae, mais il y a un manque d'information détaillée, taxinomique et écologique sur ce groupe d'insectes. Les descriptions et les illustrations détaillées de diverses étapes de vie de L. nigrinus est présenté dans cette étude ces notes accompagnées de sur son histoire de vie faciliter sa reconnaissance.
ISSN:0008-347X
1918-3240
DOI:10.4039/n05-096