Nadata oregonensis - Hodges#7916
Nadata oregonensis
This record describes Nadata oregonensis (species). Recorded family: Notodontidae. Recorded order: Lepidoptera.
Identification and Appearance

Powell and Opler state Nadata oregonensis is similar to Nadata gibbosa but the forewing has a yellowish patch in the discal cell and the postmedian line curves slightly basal at the inner margin. ( This is not a reliable diagnostic feature. ) The forewing of N. oregonensis appears more blotchy. Nadata oregonensis , the postmedian line curved basally at inner margin. - Nadata gibbosa , the postmedian line does not curve basally at inner margin. ( This is contradicted by MONA Fascicle 22.1A which shows 6 spread specimens of oregonensis , none of which show a pm. line curving basally at the inner margin and several gibbosa which do to varying degrees. ) Hypothetical: Throughout the range of N. gibbosa , on barcoded examples illustrated on BOLD, the white reniform dots are invariably round or only slightly oval. On the few examples of N. oregonensis on BOLD and many images in the California range of the genus (many presumed to be oregonensis ), one or both white reniform dots are elongated perpendicular to the costa, showing more as a comma mark than a circular dot. This distinction is evident in most of the spread examples of oregonensis illustrated in the recent MONA fascicle. This potential distinction (i.e., IF a moth has comma-shaped dots, it is oregonensis ) needs further investigation on adults confirmed by genitalic examination and/or barcoding.
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Lepidoptera (Butterflies and Moths)
- Superfamily
- Noctuoidea
- Family
- Notodontidae (Prominent Moths)
- Subfamily
- Phalerinae
- Genus
- Nadata
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
Nadata oregonensis is found from central California to Washington and the two species do overlap.
About Butterflies and Moths: the wider group
Order-level background for Lepidoptera, the group containing Nadata oregonensis. 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 Nadata oregonensis - Hodges#7916 (5)
Photo credits: Contributed by Beatriz Moisset; Additional contributions by Steve Nanz , Maury Heiman , Chuck Sexton , Kyhl Austin
Frequently Asked Questions About Nadata oregonensis - Hodges#7916
What is Nadata oregonensis - Hodges#7916?
Nadata oregonensis - Hodges#7916 (Nadata oregonensis) is a species in the family Notodontidae, within the order Lepidoptera.
How do you identify Nadata oregonensis - Hodges#7916?
Powell and Opler state Nadata oregonensis is similar to Nadata gibbosa but the forewing has a yellowish patch in the discal cell and the postmedian line curves slightly basal at the inner margin. ( This is not a reliable diagnostic feature. ) The forewing of N. oregonensis appears more blotchy. Nadata oregonensis , the postmedian line curved basally at inner margin. - Nadata gibbosa , the postmedian line does not curve basally at inner margin. ( This is contradicted by MONA Fascicle 22.1A which shows 6 spread specimens of oregonensis , none of which show a pm. line curving basally at the inner margin and several gibbosa which do to varying degrees. ) Hypothetical: Throughout the range of N. gibbosa , on barcoded examples illustrated on BOLD, the white reniform dots are invariably round or only slightly oval. On the few examples of N. oregonensis on BOLD and many images in the California range of the genus (many presumed to be oregonensis ), one or both white reniform dots are elongated perpendicular to the costa, showing more as a comma mark than a circular dot. This distinction is evident in most of the spread examples of oregonensis illustrated in the recent MONA fascicle. This potential distinction (i.e., IF a moth has comma-shaped dots, it is oregonensis ) needs further investigation on adults confirmed by genitalic examination and/or barcoding.
Where is Nadata oregonensis - Hodges#7916 found?
Range: Nadata oregonensis is found from central California to Washington and the two species do overlap.
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