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Species Details

Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum Read more about this collection »

Common NameWrinkled Trichordestra SeasonalityThe Alberta specimens were collected on June 20, 2002. IdentificationA stocky medium-size purple-grey and maroon moth. There are black markings before the orbicular, between the orbicular and reniform and below the reniform, and a prominent, wedge shaped, black claviform spot. No W-mark on the subterminal line, instead a series or 3 or more small prominent dark spots, which are diagnostic. Hindwings fuscous with a prominent discal cresent and a broad black terminal band. See also T. tacoma and T. legitima.
Scientific Name Trichordestra rugosa Common Name Wrinkled Trichordestra Habitat Restricted to bogs and fens. Seasonality The Alberta specimens were collected on June 20, 2002. Identification
A stocky medium-size purple-grey and maroon moth. There are black markings before the orbicular, between the orbicular and reniform and below the reniform, and a prominent, wedge shaped, black claviform spot. No…
A stocky medium-size purple-grey and maroon moth. There are black markings before the orbicular, between the orbicular and reniform and below the reniform, and a prominent, wedge shaped, black claviform spot. No W-mark on the subterminal line, instead a series or 3 or more small prominent dark spots, which are diagnostic. Hindwings fuscous with a prominent discal cresent and a broad black terminal band. See also T. tacoma and T. legitima.
Life History According to Handfield (1999), females are diurnal and visit flowers during the day, whereas the males are nocturnal and come to light. There is a single annual brood. Conservation Rare & local. Diet Info The only reported hostplant appears to Pyrus melanocarpa (Handfield, op. cit.). Range An eastern species, recorded from Newfoundland west to central Alberta where it has been found in single bog-fen complex near Ft. Assiniboine. Notes The only Alberta record is a series of 6 collected in a larch fen near Fort Assiniboine by Doug Macaulay. This is the only record of rugosa from east of Ontario. The illustrated specimen is from New Brunswick.

Citation

Page Citation for Trichordestra rugosa

Page Citation

"Species Details - Trichordestra rugosa, University of Alberta E.H. Strickland Entomological Museum." University of Alberta Museums Search Site, https://search.museums.ualberta.ca/g/2-6207/9-172649. Accessed 14 Jan. 2025.

References

Specimen Information

There are 13 specimens of this Species.

12 results plotted on map in 6 markers.
Note: Only records with latitude and longitude coordinates are plotted on map.

UASM57865 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected2002-06-20

UASM120936 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected1998-06-12

UASM120937 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected2001-06-14

UASM120938 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected1998-06-12

UASM120939 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected1998-06-25

UASM120940 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Temiscouata county Collected ByHensel, H. Date Collected1988-06-15

UASM120941 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected2001-06-14

UASM120942 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected1998-06-12

UASM120943 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected2001-06-14

UASM120944 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: Quebec, Degelis Collected ByHensel, H. Date Collected1998-06-12

UASM120945 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: New Brunswick, Fredericton Collected ByHensel, G. Date Collected1997-06-17

UASM120946 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: New Brunswick, York county Collected ByWebster, R. Date Collected1996-06-02

UASM120947 - Trichordestra rugosa

University of Alberta E.H. Strickland Entomological Museum

Place CollectedCanada: New Brunswick, Kedgwick Collected ByPoitras, P.; Roy, F. Date Collected2000-06-16

Adult Seasonal Distribution