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Molluscs › Jewel boxes

Clear Jewel Box

Chama arcana

915 observations in the source records

Wildlife study photograph from iNaturalist.
(c) naturejill65, some rights reserved (CC BY-NC)

23 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.

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 California.January 65, February 57, March 59, April 73, May 71, June 52, July 45, August 46, September 58, October 59, November 76, December 58.
United States723
California717
Nevada6
Mexico2
Baja California1
Colima1

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
OrderVenerida
FamilyJewel boxes · Chamidae
GenusChama

Sources

Remember the name next time.

Practise Clear Jewel Box with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.