Synonyms and other taxonomic changes
Glena cognataria (Hübner, [1831])
(1)
Tephrosia cognataria Packard, 1825
(2),
(3)
Anagoga cognataria (Hübner, "1896")
Diastictis crassata (Hulst, 1896)
Size
Forewing length 13-15 mm.
(1)Identification
The original description as
Tephrosia cognataria Packard, is available in PDF and online at the link in the print references below.
(2)
This grayish brown species is the smallest in the group. Fresh specimens will have a pink or violet tint and all wing markings are weak. (diagnostic charcters)
(1)
Females are slightly darker and larger than males.
(1)
Larva mature to 3 cm.
(4)
-
Range
Florida to Nova Scotia and New Brunswick.
(5),
(6),
(1)
Type locality: USA: Pennsylvania.
(1)
Moth Photographers Group - large map with some distribution data.
Season
Most records of adults are from March to August; year round in Florida.
(1)Food
Rindge
(1), lists
Vaccinium L. (blueberry).
Wagner
(4), lists blueberry along with many hardwoods such as oak, maple, cherry, willow and poplar.
Remarks
Population appears to be on the decline in New York.
(7)See Also
Compare to others on the
archived photos of living moths and
pinned plates of Moth Photographers Group.
Print References
Hulst, G.D. 1896. A classification of the Geometrina of North America, with descriptions of new genera and species. Transactions of the American Entomological Society p.
333.
(2)
New York Natural Heritage Program. 2011. Online Conservation Guide for Glena cognataria (PDF).
(7)
Rindge, R.H. 1965. A revision of the Nearctic species of the genus Glena (Lepidoptera: Geometridae). p. 287.
(1)
Packard, A.S. 1876. Monograph of the Geometrid moths or Phalaenidae. Report of the United States Geological Survey of the Territories, Volume 10, p.
421.
(3)Contributed by
Maury J. Heiman on 19 March, 2012 - 1:09pm
Additional contributions by
Kyhl AustinLast updated 20 December, 2017 - 9:27pm