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Insects › Aphids

Cherubic Poplar Petiole-gall Aphid

Pemphigus obesinymphae

Wildlife study photograph from iNaturalist.
(c) vermfly, 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.

Photos you add are credited to you, and you keep the copyright.

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 California.January 27, February 24, March 25, April 30, May 30, June 22, July 22, August 41, September 51, October 56, November 38, December 24.
United States419
California299
Texas28
Mexico27
Chihuahua26
Arizona19
Nevada16
Canada11
Ontario11
Virginia10

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
OrderTrue Bugs, Hoppers, Aphids, and allies · Hemiptera
FamilyAphids · Aphididae
GenusPoplar Leaf-stem Gall Aphids · Pemphigus

Sources

Remember the name next time.

Practise Cherubic Poplar Petiole-gall Aphid with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.