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Species Page - Thrips gracilis
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scientific name    Thrips gracilis    

habitat
Alnus sp., Ledum sp., Lathyrus venosus (Nakahara 1994).

seasonality
Undocumented.

identification
Body varies around 1.34 to 1.45mm in length and is whitish-yellow, with a darker yellow thorax. The legs are paler than the body, and the forewings are pale yellow. Antennal segment 1 is pale yellow, 2 is slightly darker, 3 is pale, but shaded distally with brown, as is the basal half of segment 4. Antennal segment 5 is yellow basally and brown distally, segments 6 and 7 are brown. The head is broader than long, and ocellar setae pair 3 is long and outside of the ocellar triangle. Antennae are 7 segmented with segments 3 and 4 slender and strongly constricting distally. The postocular setae are somewhat long. The pronotum is transversely reticulate, with 3 pairs of posteromarginal setae. The forevein on the forewings has 2 distal setae. There are 4 lateral setae on tergite 2 and a complete posteromarginal comb on tergite 8. Tergite 9 has 2 pairs of sensilla, and the pleurotergites lack accessory setae (Nakahara 1994).

life history
Undocumented.

conservation
Undocumented.

diet info
This species feeds on pollen (Chiasson 1986).

range
Alberta (Chiasson 1986), Manitoba (Nakahara 1994).

quick link
http://entomology.museums.ualberta.ca/searching_species_details.php?s=3034



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References (2)
Specimen Info
There are 10 specimens of this species in the online database
Map Distribution
Adult Seasonal Distributioncreate a collection histogram with specimens
Specimen List (10)

 

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