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Molluscs › True Oysters

Stone Oyster

Striostrea prismatica

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

25 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 Mexico.January 1, February 0, March 6, April 11, May 7, June 4, July 1, August 0, September 2, October 1, November 0, December 7.
Mexico40
Ecuador17
Sinaloa14
Manabi12
Nayarit11
Costa Rica9
Jalisco6
Provincia Puntarenas6
Oaxaca5
Provincia Guanacaste3

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
OrderOysters and Allies · Ostreida
FamilyTrue Oysters · Ostreidae
GenusStriostrea

Sources

Remember the name next time.

Practise Stone Oyster 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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