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Cobra Clubtail - Gomphus vastus

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County Records
Cobra Clubtail - Gomphus vastus male lateral

Size: 2.1 in.

Recognized by its very wide club with yellow lateral spot and black facial stripes. Rare along the Mississippi, Des Moines, Cedar, and Iowa Rivers. Should also be looked for along the Missouri River as a population exists just into Nebraska along the mouth of the Platte.

 

Species Status

Global: G5

State: S3

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Cobra Clubtail - Gomphus vastus male dorsal
male dorsal

Cobra Clubtail - Gomphus vastus male along Des Moines River in Dalllas Co.
Dallas Co. male
FLIGHT SEASON
JAN FEB MAR
            
APR MAY JUN
            
JUL AUG SEP
            
OCT NOV DEC
            

Early Date: 5/22

Late Date: 7/24

Key to Flight Season Calendar
Rare
Abundance Scale
Abundant
 

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