Arguloida

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Arguloida

crustacean

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crustacean
Annotated classification
Order Arguloida (fish lice)Wide, flat carapace; paired compound eyes; unsegmented abdomen; 4 pairs of trunk limbs; fish parasites; capable of free swimming; mostly freshwater but some marine; about 125 species.†Subclass SkaracaridaLate Cambrian; 12 trunk segments; no thoracic appendages apart from maxillipeds.
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Order Arguloida (fish lice)Wide, flat carapace; paired compound eyes; unsegmented abdomen; 4 pairs of trunk limbs; fish parasites; capable of free swimming; mostly freshwater but some marine; about 125 species.†Subclass SkaracaridaLate Cambrian; 12 trunk segments; no thoracic appendages apart from maxillipeds.
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