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Molluscs › Piddocks and Angelwings

Great Piddock

Zirfaea crispata

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Wildlife study photograph from iNaturalist.
(c) sven_gippner, some rights reserved (CC BY)

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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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 184, February 136, March 213, April 335, May 483, June 527, July 563, August 485, September 356, October 266, November 145, December 113.
United States4,008
Alaska3,805
Canada277
Quebec107
Massachusetts101
New Brunswick70
Newfoundland and Labrador57
Maine47
Netherlands42
Nova Scotia40

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

Traits

Physical

  • Shell-bearingProtected by a hard shellFrom its classification

Group and habits

  • Filter feederFeeds by filtering suspended food particles from water.From its classification

Classification

KingdomAnimals · Animalia
PhylumMolluscs · Mollusca
ClassBivalves · Bivalvia
OrderMyida
FamilyPiddocks and Angelwings · Pholadidae
GenusZirfaea

Sources

Remember the name next time.

Practise Great Piddock 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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