Kebnat
INSECTS

Contracted Spanworm

Thera contractata

Insects
Native
Contracted Spanworm, Adult
Contracted Spanworm, Adult
Contracted Spanworm, Adult

Butterfly or moth in the family Geometridae.

There are 14 observations of Contracted Spanworm in Québec, mostly in Côte-Nord, Gaspésie–Îles-de-la-Madeleine and Capitale-Nationale, and it has been reported in 5 of the 17 regions. They peak in September and become rare from October to June.

Through the year

JFMAMJJASOND

Where to see it

  1. Côte-Nord5
  2. Gaspésie–Îles-de-la-Madeleine4
  3. Capitale-Nationale3
  4. Bas-Saint-Laurent1
  5. Abitibi-Témiscamingue1

What the caterpillar eats

Paper birchBetula papyrifera
TamarackLarix laricina
Eastern white pinePinus strobus
Common juniperJuniperus communis

Similar species

Juniper CarpetThera juniperata