Animalia > Echinodermata > Echinoidea > Camarodonta > Toxopneustidae > Lytechinus > Lytechinus crassus Lytechinus crassus
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Animalia > Echinodermata > Echinoidea > Camarodonta > Toxopneustidae > Lytechinus > Lytechinus crassus Lytechinus crassus
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