Tetracis pallulata - Hodges#6955
Tetracis pallulata
This record describes Tetracis pallulata (species). Recorded family: Geometridae. Recorded order: Lepidoptera.
Identification and Appearance

Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Lepidoptera (Butterflies and Moths)
- Superfamily
- Geometroidea
- Family
- Geometridae (Geometrid Moths)
- Subfamily
- Ennominae
- Tribe
- Ourapterygini
- Genus
- Tetracis (Slant-Lines)
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Habitat
coniferous forests in western mountains
Geographic Range
Southern California north to British Columbia, eastward to Idaho (Clearwater Co.) and western Montana (Lewis and Clark Co.) from near sea level to 7200’ (2200m).
Seasonal Activity
adults fly from August to October larvae from June to August
Diet and Behavior
Diet: Larval hosts are members of Cupressaceae and Pinaceae - Abies concolor , Picea englemanni , Tsuga heterophylla , Picea sitchensis , Abies grandis , Pseudotsuga menziesii and Tsuga canadensis .
Life History
overwinters as an egg; one generation per year
About Butterflies and Moths: the wider group
Order-level background for Lepidoptera, the group containing Tetracis pallulata. Species-specific details appear above.
Group overview
Lepidoptera includes approximately 180,000 described species of butterflies and moths. Moths outnumber butterflies roughly 10:1. The monarch butterfly's eastern population has declined by more than 80% since the mid-1990s, and the western population by over 95% since the 1980s. The IUCN lists the migratory monarch as Vulnerable.
Ecological role of the group
Butterflies and moths are essential indicators of ecosystem health. As caterpillars, they are a primary food source for birds - a single nest of blue tit chicks requires ~10,000 caterpillars. Adult moths pollinate many night-blooming plants.
Economic and practical significance of the group
Lepidoptera are critical pollinators. In Europe, grassland butterfly species have declined by almost 50% since the early 1990s. In the UK, three-quarters of butterflies are in decline. In the U.S., five butterfly species have gone extinct since 1950, with 29 listed as endangered.
Recorded sources for this group: IUCN Red List, Xerces Society, USFWS, PNAS, WWF. Imported estimates may describe particular regions or reporting periods.
Photos of Tetracis pallulata - Hodges#6955 (5)
Photo credits: Contributed by Robin McLeod; Additional contributions by Randy Hardy , Steve Morris
Frequently Asked Questions About Tetracis pallulata - Hodges#6955
How big is Tetracis pallulata - Hodges#6955?
forewing length 18–24 mm larva length to 32 mm
Where is Tetracis pallulata - Hodges#6955 found?
| Feature | Details |
|---|---|
| Habitat | coniferous forests in western mountains |
| Range | Southern California north to British Columbia, eastward to Idaho (Clearwater Co.) and western Montana (Lewis and Clark Co.) from near sea level to 7200’ (2200m). |
What does Tetracis pallulata - Hodges#6955 eat?
The diet of the Tetracis pallulata - Hodges#6955 includes Larval hosts are members of Cupressaceae and Pinaceae - Abies concolor , Picea englemanni , Tsuga heterophylla , Picea sitchensis , Abies grandis , Pseudotsuga menziesii and Tsuga canadensis ..
When is Tetracis pallulata - Hodges#6955 active?
Tetracis pallulata - Hodges#6955: seasonal activity - adults fly from August to October larvae from June to August.
What is the life cycle of a Tetracis pallulata - Hodges#6955?
overwinters as an egg; one generation per year
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