flower longhorn beetles

(Grammoptera spp.)

Overview

Grammoptera is a genus of flower longhorn beetles. It occurs in Europe and North America. In the United States, it occurs in the east from Maine to Georgia, west to Minnesota and Illinois. In the west it occurs from Northern Washington to swouthern California, east to Montana and New Mexico.

There are currently 30 recognized Grammoptera species worldwide, 6 species in North America north of Mexico, and at least 2 species in Minnesota.

 

 

 

 

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Description

The head is small. The temples are large and rounded. The antennae are long, thread-like, and at least half as long as the body. The antennae bases are widely separated and are not surrounded by the compound eye.

The upper thoracic shield (pronotum) is long and bell-shaped. It is not grooved and does not have a depression in the middle. The angles at the rear (posterior) corners of the pronotum are very sharp and point outward.

The hardened wing covers (elytra) are slender.

The legs are long and slender. The last part of each leg (tarsus), corresponding to the foot, has five segments but the fourth segment is minute and is concealed within the lobes of the heart-shaped third segment, making it appear that there are only four segments.

Distribution

Distribution Map

 

Sources

27, 29, 30, 82, 83.

7/1/2025    
     

Occurrence

 

Taxonomy

Order

Coleoptera (beetles)

Suborder

Polyphaga (water, rove, scarab, long-horned, leaf, and snout beetles)

Infraorder

Cucujiformia

Superfamily

Chrysomeloidea (leaf beetles and allies)

Family

Cerambycidae (longhorn beetles)

Subfamily

Lepturinae (flower longhorn beetles)

Tribe

Lepturini

   

Subordinate Taxa

black grammoptera (Grammoptera abdominalis)

burnt-tip grammoptera (Grammoptera ustulata)

common grammoptera (Grammoptera ruficornis)

confined long-horned beetle (Grammoptera exigua)

dogwood long-horned beetle (Grammoptera haematites)

flower longhorn beetle (Grammoptera militaris)

flower longhorn beetle (Grammoptera rhodopus)

metallic long-horned beetle (Grammoptera molybdica)

silver flower longhorn beetle (Grammoptera subargentata)

   

Synonyms

 

   

Common Names

This genus has no common name. The common name of the subfamily Lepturinae is flower long-horned beetles, and it is applied here for convenience.

 

 

 

 

 

Glossary

Elytra

The hardened or leathery forewings of beetles used to protect the fragile hindwings, which are used for flying. Singular: elytron.

 

Pronotum

The exoskeletal plate on the upper side of the first segment of the thorax of an insect.

 

Tarsus

On insects, the last two to five subdivisions of the leg, attached to the tibia; the foot. On spiders, the last segment of the leg. Plural: tarsi.

 

 

 

 

 

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Created: 9/30/2018

Last Updated:

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