Sitophilus zeamais

E612487

Sitophilus zeamais is a species of weevil known as the maize or corn weevil, a major pest of stored grains worldwide.

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Statements (52)

Predicate Object
instanceOf species of beetle
stored-product pest
weevil
class Insecta NERFINISHED
commonName corn weevil
maize weevil
controlMethod chemical fumigation
grain drying
hermetic storage
use of resistant grain varieties
describedBy Motschulsky NERFINISHED
describedInYear 1855
development larvae develop within grain kernels
developmentType holometabolous
distinguishedFrom Sitophilus oryzae by slightly larger size and different genitalia
distribution present in many temperate regions
worldwide in subtropical regions
worldwide in tropical regions
economicImpact major pest of stored grains
major pest of stored maize
family Curculionidae NERFINISHED
feedsOn barley
corn
maize
rice
sorghum
stored cereals
wheat
genus Sitophilus NERFINISHED
habitat granaries
stored grain
warehouses
hasBodyColor dark brown
nearly black
hasBodyLength 2.5–4.0 mm
hasElytraMarkings four faint reddish or yellowish spots
hasRostrum elongated snout
hostPlant Zea mays
kingdom Animalia
lifeCycleStage adult
egg
larva
pupa
order Coleoptera NERFINISHED
phylum Arthropoda NERFINISHED
primaryDamage internal feeding in grain kernels
relatedTo Sitophilus oryzae NERFINISHED
reproduction females lay eggs inside grain kernels
secondaryEffect increased grain moisture and heating
reduction of grain quality
weight loss of stored grain
taxonRank species

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Dryophthorinae hasMember Sitophilus zeamais