Aeshna tuberculifera

Black-Tipped Darner


Family: Aeshnidae

Length: 71 - 78 mm

 

The black-tipped darner is a member of the mosaic darner genus, Aeshna. Some mosaic darners can be difficult to identify to species.

In its range, Aeshna tuberculifera is the only mosaic darner with an all-black S10 (abdominal segment 10). This is hard to see in the field without binoculars or a strong macro lens.

Among other characteristics, the black-tipped darner has two relatively broad and straight stripes on each side of its thorax. The face is green.

black-tipped darner, Aeshna tuberculifera

Females are similar to males. Their long paired cerci resemble resemble the appendages of males.

The black-tipped darner does well in acidic places such as sphagnum bogs and even coal mine settlement ponds. It also lives in a variety of lakes and ponds with clear water.

Photo data: 6 September 2004. Ruraldale, Upshur County, West Virginia.

GPS data: 39.0826, -80.2500. Elevation 412 meters above sea level.

The map at the bottom of this page shows the states and provinces with records of Aeshna tuberculifera in blue-green.

black-tipped darner, Aeshna tuberculifera

An ovipositing black-tipped darner.

Range map for Aeshna tuberculifera