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Illaenoidea

Illaenoidea is a superfamily of trilobites. There is 1 species of Illaenoidea, in 1 genus and 0 families.

EOL has data for one attribute:

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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Illaenoidea includes 1 child:

Caudillaenus Rabano et al. 2014