Aspen leaf completely mined by a Aspen Leaf Miner larva. Note dark trail of excrement from larva.
 Aspen Leaf Miner - Larva

 

 

Common Name:  Aspen Leaf Miner or
                              Aspen Serpentine Leafminer

Latin Name:  Phyllocnistis populiella
                        (R. Berchya, det.)

Length:  ~5 mm

Range: Alberta

Habitat:  Anywhere aspen grows

Time of year seen: June to September

Caterpillar's Diet: Trembling aspen, balsam poplar leaves

 

 

 

 

       

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Aspen Leaf Miner Larva

Location: Calgary, AB
Date: Aug. 1, 2005