Nut and Acorn Weevils
( Curculio sp. )


2014-1025-NR150000-COL02137-Curculio_sp[1701h16s,F,I,tree-oak-acorns]{EXD}-G.jpg

PHOTO COMMENT

IDENTIFICATION
Identification:Curculio sp.
(Linnaeus ,1758 )
Common Name:Nut and Acorn Weevils
Life Stage:(I) indeterminate/irrelevant

PHYLOGENY

Phylum:Arthropoda
Class:Insecta
Superorder:Holometabola
Order:Coleoptera
Suborder:Polyphaga
Family:Curculionidae
Subfamily:Curculioninae
Tribe:Curculionini
Genus:Curculio
Taxon Code:COL02137
ITIS/TSN:616742

LOCATION DETAILS
Location Name
Hastings Natural History Reservation, Hastings Natural History Reservation, Santa Lucia Mountain Range, 38601 E Carmel Valley Rd, Carmel Valley, CA, Carmel Valley
County:Monterey County
ECI Site#:CANR150000
Open Space Location:Santa Lucia Mountain Range

RECOGNITION
Description
Long slender beak; body robust. In some species, female snout may be longer than the body (never in males).
Body Length
4.2-13.0 mm.
Diversity
America, north of Mexico: About 30 species.

BIOLOGY
Food
Associated with various Fagaceae, Juglandaceae, and Betulaceae.
Range
Widely distributed across the United States and eastern Canada.
Diversity
America, north of Mexico: About 30 species.
Development
The adult female weevil bores a tiny hole in the immature nut to lay her eggs, which then hatch into legless grubs. In the fall, the grubs bore holes through the shells from the inside to emerge into the soil where they may live for a year or two before maturing into adults.

CREDITS
Photographer
Eddie Dunbar
Insect Sciences Museum of California

References
Genus Curculio - Nut and Acorn Weevils. (bugguide.net/node/view/6682/tree). Accessed July 9, 2016. .
ITIS.
Curculio. (https://en.wikipedia.org/wiki/Curculio). Accessed July 9, 2016.


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