Amethyst Gemclam

Gemma gemma (Totten 1834)

David Remsen cc-by-nc-4.0

Gemma gemma (Amethyst Gemclam) is a species of mussels in the family venus clams. Individuals can grow to 5 mm. They are facultatively mobile animals.

URI: http://eol.org/schema/terms/facultativelyMobile
Definition: Organisms that can change location but do so infrequently, e.g., crinoids, some infaunal bivalves.
Attribution: http://paleodb.org/public/tips/ecology_tips.html

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EOL has data for 25 attributes, including:

body length
- URI: http://purl.obolibrary.org/obo/CMO_0000013
- Definition: A measurement of the longest dimension of a body, typically between two distinct ends of the body.
- Attribution: [database_cross_reference: Dorland:Dorlands_Illustrated_Medical_Dictionary--31st_Ed] [database_cross_reference: ISBN:978-1416049982]
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5 mm
body volume
- URI: http://eol.org/schema/terms/BodyVolume
- Definition: Volume occupied by the whole body of one individual of this taxon
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0.064 cm^3
geographic distribution includes
- URI: http://eol.org/schema/terms/Present
- Definition: This organism is known to be present in this location or region. Not exclusive; other regions may also be reported.
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United States
- URI: http://www.geonames.org/6252001
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habitat
- URI: http://rs.tdwg.org/dwc/terms/habitat
- Definition: A category or description of the habitat in which the Event occurred.
- Comment: Example: "oak savanna", "pre-cordilleran steppe"
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marine benthic
- URI: http://purl.obolibrary.org/obo/ENVO_01000024
- Definition: The marine benthic biome (benthic meaning 'bottom') encompasses the seafloor and includes such areas as shores, littoral or intertidal areas, marine coral reefs, and the deep seabed.
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habitat includes
- URI: http://eol.org/schema/terms/Habitat
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sandy sediment
- URI: http://purl.obolibrary.org/obo/ENVO_01000118
- Definition: Sediment characterised by an average particle diameter between 62.5 micrometers and 2 mm.
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shell height, bivalve
- URI: http://eol.org/schema/terms/ShellHeightBivalve
- Definition: Height (shorter dimension in the plane of the valve) of the shell of a Bivalve
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4.69 mm
shell length, bivalve
- URI: http://eol.org/schema/terms/ShellLengthBivalve
- Definition: Length (longest dimension) of the shell of a Bivalve.
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5 mm
supporting structures and enclosures
- URI: http://www.marinespecies.org/traits/SupportingStructuresEnclosures
- Definition: Hard framework, internal or external, which supports and protects softer parts of plant, animal or unicellular organism, and to which muscles usually attach in animals, includes skeletons (derived from Lawrence, 2005).
- Attribution: http://www.marinespecies.org/traits/wiki/Traits:SupportingStructuresEnclosures Lawrence, E. (ed.) (2005) Henderson's dictionary of Biology (13th edition). London, United Kingdom: Pearson Education Limited.
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exoskeleton
- URI: http://purl.obolibrary.org/obo/UBERON_0006611
- Definition: Exoskeleton or shell, including those of mollusks, turtles, insects and crustaceans
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trophic guild
- URI: http://eol.org/schema/terms/TrophicGuild
- Definition: A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)
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suspension feeder
- URI: http://eol.org/schema/terms/suspensionFeeder
- Definition: An organism which feeds on organisms and/or particles suspended in the water column.
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water depth
- URI: http://rs.tdwg.org/dwc/terms/verbatimDepth
- Definition: The depth of seawater at a location where this organism has been observed or collected.
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66 m
water temperature
- URI: http://eol.org/schema/terms/SeawaterTemperature
- Definition: Temperature of the water at a location where this organism has been observed or collected.
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26.658 degrees celsius
wet body mass
- URI: http://eol.org/schema/terms/bodyMassWet
- Definition: Mass of one individual of this taxon, living or fresh, without desiccation
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0.111 g

Known occurrences, collected specimens and observations of amethyst gemclam. View this species on GBIF

David Remsen cc-by-nc-4.0