Macaria adonis (Barnes & McDunnough)

Latin name: Macaria adonis (Barnes & McDunnough)
French name:
Order: Lepidoptera
Family: Geometridae

Description

Distribution

British Columbia

This species is distributed throughout the southern interior of British Columbia and on Vancouver Island; it also occurs south to California.

Micro-habitat(s)

Needle

Damage, symptoms and biology

Macaria adonis is a rather uncommon innocuous solitary defoliator.

Mature larva up to 27 mm long. Head, green with white stripes and reddish brown lateral patches. Body, green, faint middorsal green stripe over creamy green dorsum; broad white subdorsal stripe continuous onto head; yellowish white spiracular stripe. Tiny slit-like indentations in the supraspiracular area.

This species overwinters in the pupal stage. Adults emerge from April to May; larvae are present from June to July, and pupation occurs from late July to August.

Canadian Forest Service Publications

https://cfs.nrcan.gc.ca/publications/search?q=

Diet and feeding behaviour

Phyllophagous : Feeds on the leaves of plants.
- Free-living defoliator: Feeds on and moves about freely on foliage.

Information on host(s)

The principal host of Macaria adonis is ponderosa pine; it also occurs on lodgepole pine.

Main host(s)

Lodgepole pine, ponderosa pine

Photos

Robert W. Duncan Centre de foresterie du Pacifique, Victoria (Colombie-Britannique) / Pacific Forestry Centre, Victoria, British Columbia

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