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Armiger crista (Linnaeus 1758)

Body symmetry

Schilthuizen and Davison 2005
dextrally coiled
URI: http://eol.org/schema/terms/dextrally_coiled

Definition: in which the direction of the coil is dextral (right-handed)

Attribution: https://en.wikipedia.org/wiki/Sinistral_and_dextral

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(adult)