Diploschizia impigritella
Clemens, 1862
yellow nutsedge moth, five-barred glyphipterid moth
A minute with a wingspan of 7–9 mm, described by James Brackenridge Clemens in 1862. are active from early May to early November across much of North America. The are in nutsedge (Cyperus esculentus), making this a potential agent against this agricultural weed.
Pronunciation
How to pronounce Diploschizia impigritella: /ˌdɪploʊˈskɪtsiə ˌɪmpɪɡrɪˈtɛlə/
These audio files are automatically generated. While they are not always 100% accurate, they are a good starting point.
Identification
Distinguished from similar by the specific arrangement of five pale transverse bars on the . The combination of minute size (7–9 mm wingspan), narrow , and this barred pattern separates it from other Diploschizia and superficially similar or that may occur at . Examination of may be required for definitive identification.
Images
Appearance
Tiny with wingspan of 7–9 mm. display five distinct pale bars against a darker background, creating the 'five-barred' pattern referenced in one of its . Overall coloration is muted with contrasting light and dark markings. Body is slender and compact, typical of microlepidoptera in the .
Habitat
Associated with stands of nutsedge (Cyperus esculentus), its larval . have been recorded at blacklight in residential yards, agricultural fields, and other settings where the host plant occurs.
Distribution
North America, from Newfoundland south to Florida, west to Texas and North Dakota. recorded from California.
Seasonality
on from early May to early November, with peak activity during summer months.
Diet
feed internally on Cyperus esculentus ( nutsedge), boring in stems and leaf . feeding habits are not documented.
Host Associations
- Cyperus esculentus - larval bore in stems and leaf
Life Cycle
with , larval, pupal, and stages. are in the . Specific details of site and stage are not documented.
Behavior
are and attracted to artificial light. are concealed feeders, boring within tissues.
Ecological Role
Specialized of nutsedge, a weed of agricultural and horticultural systems. are tied to distribution.
Human Relevance
Studied as a potential agent for nutsedge, a problematic weed in and turf. The itself is harmless to humans and non-target plants.
Similar Taxa
- Other Diploschizia speciesSimilar size and general appearance; distinguished by pattern and
- Glyphipterix spp.Related in same ; may share barred patterns but differ in specific markings and
- Microcaddisflies (Hydroptilidae)Similar size and attraction to light; distinguished by , length, and overall body form