Squaregill Mayflies

Caenoidea

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Caenoidea (Squaregill Mayflies) is a superfamily of mayflies. There are 273 species of Squaregill Mayflies, in 31 genera and 4 families. This superfamily has been around since the eocene epoch. It includes groups like Prosopistomatidae, Neoephemeridae, and Small Squaregilled Mayflies.

URI: http://resource.geosciml.org/classifier/ics/ischart/Eocene
Attribution: International Chronostratigraphic Chart: http://www.stratigraphy.org/index.php/ics-chart-timescale

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EOL has data for 13 attributes, including:

Body symmetry
- URI: http://eol.org/schema/terms/body_symmetry
- Definition: overall repetitive or reflective pattern in the body of one individual of this taxon. eg: bilateral symmetry, rotational symmetry, radial symmetry
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bilaterally symmetric
- URI: http://purl.obolibrary.org/obo/PATO_0001324
- Definition: being symmetric about a plane running from frontal end to caudal end (head to tail), and having nearly identical right and left halves
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cellularity
- URI: http://purl.obolibrary.org/obo/PATO_0001992
- Definition: An organismal quality inhering in a bearer by virtue of the bearers consisting cells. [ PATOC:GVG ]
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multicellular
- URI: http://purl.obolibrary.org/obo/PATO_0001993
- Definition: A cellularity quality inhering in a bearer by virtue of the bearers consisting of more than one cell. [ PATOC:GVG ]
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developmental mode
- URI: http://eol.org/schema/terms/DevelopmentalMode
- Definition: Broad recognized categories describing development, the process by which organisms grow and mature
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prometabolous
- URI: http://eol.org/schema/terms/prometabolous
- Definition: A distinct form of hemimetabolous development which includes a winged pre-adult life stage.
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feeding structure
- URI: https://eol.org/schema/terms/FeedingStructure
- Definition: The morphological structure of body parts used to ingest food.
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biting-chewing mouthparts
- URI: https://eol.org/schema/terms/bitingChewing
- Definition: Mouthparts adapted to cutting and grinding food particles using opposable mandibles with a mola (grinding surface).
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first appearance
- URI: http://eol.org/schema/terms/FossilFirst
- Definition: The first appearance of this taxon in the fossil record.
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56 million years ago
number of fossil occurrences
- URI: http://eol.org/schema/terms/fossilOccPBDB
- Definition: The number of fossil occurrences in the Paleobiology Database (https://paleobiodb.org) that are identified as belonging to a particular taxon or any of its subtaxa.
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3
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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10 m
wing morphology
- URI: http://eol.org/schema/terms/WingMorphology
- Definition: Qualities pertaining to the size, shape or structure of the wing.
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macropterous
- URI: http://eol.org/schema/terms/macropterous
- Definition: The presence of fully functional wings.
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Known occurrences, collected specimens and observations of Squaregill Mayflies. View this species on GBIF

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Squaregill Mayflies includes 4 children: