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Genus Thyris

Unknown black and white spotted moth - Thyris sepulchralis Moth - Thyris maculata Black and white moth on forest floor  - Thyris sepulchralis Thyris sepulchralis – Mournful Thyris Moth - Thyris sepulchralis Unknown 'Bug' - Thyris maculata Black and off white - Thyris sepulchralis Day flying moth?  - Thyris maculata Mournful Thyris  ??  moth ID  - Thyris sepulchralis
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Thyridoidea (Window-winged Moths)
Family Thyrididae (Window-winged Moths)
Subfamily Thyridinae
Genus Thyris
Synonyms and other taxonomic changes
Thyris Laspeyres, 1803. Type species: Sphinx fenestrella Schiffermüller [= Thyris fenestrella (Scopoli)]
Pseudothyris Thiele, 1986. Taxonomic notes: The species, sepulchralis, originally placed in genus was placed in Pseudothyris by Thiele in 1986, and it is often treated as the sole species of that separate genus.
Explanation of Names
Genus and common name Thyris is Greek for "small door", or "window", the latter the origin of the family name (1) (Internet searches).
Numbers
Two Nearctic species, T. maculata & T. sepulchralis. With additional species in Eurasia, including: Thyris fenestralis in Europe, and Thyris usitata in Asia.
Size
12-15 mm wingspan.(2)
Print References
Borror, entries for thyr, thyris (1)
Covell, page 392 (3) (2)
Internet References
classification showing type species, author, and date of Pseudothyris (Butterflies and Moths of the World)
classification showing type species, author, and date of Thyris (Butterflies and Moths of the World)
Pseudothyris sepulchralis at Bold Systems
Thyris maculata at Bold Systems
Works Cited
1.Dictionary of Word Roots and Combining Forms
Donald J. Borror. 1960. Mayfield Publishing Company.
2.Field Guide to Moths of Eastern North America
Charles V. Covell, Jr. 2005.
3.Peterson Field Guides: Eastern Moths
Charles V. Covell. 1984. Houghton Mifflin Company.