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Insects › Fruit Flies

Thistle Stem Gall Fly

Urophora cardui

7,940 observations in the source records

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Wildlife study photograph from iNaturalist.
(c) cherishlyda, some rights reserved (CC BY-NC)

28 photos

Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.

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What the records say

Easily confused with

Study checks a spoken answer against these, and tells you which one you named.

Where it is recorded

Records by month in Alaska.January 312, February 230, March 361, April 568, May 819, June 893, July 956, August 822, September 603, October 450, November 246, December 192.
United States8,021
Alaska6,454
Canada2,730
Manitoba1,316
Ontario677
United Kingdom574
England572
Russia396
New York373
Quebec315

Counts show where people looked, not only where it lives.

Traits

Physical

  • ExoskeletonHas a hard external skeletonFrom its classification

Classification

KingdomAnimals · Animalia
PhylumArthropods · Arthropoda
ClassInsects · Insecta
OrderFlies · Diptera
FamilyFruit Flies · Tephritidae
GenusUrophora

Sources

Remember the name next time.

Practise Thistle Stem Gall Fly with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.

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