Somatochlora linearis
| Somatochlora linearis | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Somatochlora linearis |
||||||||||||
| Systematics | ||||||||||||
|
||||||||||||
| Scientific name | ||||||||||||
| Somatochlora linearis | ||||||||||||
| ( Hagen , 1861) |
Somatochlora linearis is a species of emerald dragonfly from the family of falcon dragonflies (Corduliidae), which belong to the large dragonflies (Anisoptera). It isnative tothe eastern United States .
features
The imago of Somatochlora linearis measures 58-68 mm, of which 44 to 55 millimeters on the abdomen ( abdominal ) omitted, which is relatively large within the genus. The very long and slender abdomen is brownish with a green tinge. In addition, there is a lighter pattern of the abdomen, which is composed as follows: A bright apical ring is located together with a large yellow spot on the side of the second segment .
The part of the chest ( thorax ) to which the wings attach, the so-called pterothorax, is brown and shimmers green. In contrast to other emerald dragonflies, this species has no stripes on the pterothorax. The long legs are black. The hind wings measure 39 to 47 millimeters. The wings are see-through with a black Costa loader .
In the yellowish face, the area of the labrum is somewhat darker. The forehead ( frons ) and the crown ( vertex ) are metallic blue. The back of the head ( occiput ) is brown.
Spread and time of flight
The species is distributed in the eastern United States in the states of Kansas , Missouri , Nebraska, and Oklahoma . It flies between May and October.
Similar species
The species Somatochlora ensigera is very similar to Somatochlora linearis . A differentiation is possible through the size and through the much less pronounced pattern.
literature
- James George Needham , Minter Jackson Westfall , Michael L. May : Dragonflies of North America. ISBN 0-945417-94-2 .
