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Kingdom: Animalia

Phylum: Arthropoda

Subphylum: Atelocerata

Class: Hexapoda (including Insecta)

Infraclass: Neoptera

Subclass: Pterygota

Order: Coleoptera

Suborder: Polyphaga

Superfamily: Curculionoidea

Family: Curculionidae

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7 Images of 6 Subjects

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Image	Subject Name	Scientific Name	Description
5358595	musk thistle head weevil	Rhinocyllus conicus	Seedhead of musk thistle (Carduus nutans) showing damage created by the seedhead weevil, Rhinocyllus conicus, that was introduced as a biological control agent for this noxious weed.
5358607	knapweed root weevil	Cyphocleonus achates	Adult root-boring weevil (Cyphocleonus achates), an introduced biological control agent of knapweeds (Centaurea spp.) in North America.
5358609	lesser knapweed flower weevil	Larinus minutus	Adult lesser knapweed flower weevil (Larinus minutus), a biological control agent of knapweeds.
5358616	Canada thistle stem mining weevil	Ceutorhynchus litura	Larvae and damage caused by the Canada thistle stem-mining weevil, Ceutorhynchus litura, a biological control agent.
5358623	Mediterranean sage root crown weevil	Phrydiuchus tau	Adult of the root crown weevil Phrydiuchus tau, a biological control agent of Mediterranean sage (Salvia aethiopis).
5358624	Mediterranean sage root crown weevil	Phrydiuchus tau	Larvae of the root crown weevil Phrydiuchus tau, a biological control agent of Mediterranean sage (Salvia aethiopis).
5358625	puncturevine seed weevil	Microlarinus lareynii	Larva of the puncturevine seed weevil (Microlarinus lareynii), a biological control agent of puncturevine (Tribulus terrestris).