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Biol 221: Zoolog a Cap tulo 17: Filo Quetognatos y Filo Hemicordado Por: Marcia Crespo, M.A.

Filo Quetognatos:. Son llamados gusanos flechas:Quetognatos significa cerdas alrededor de la boca.Se mueven con la ayuda de la aleta caudalSon los nicos invertebrados con epidermis uniestratificadaPoseen aparato respiratorio, excretor y circulatorioSe han descrito especies productoras de ne

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Biol 221: Zoolog a Cap tulo 17: Filo Quetognatos y Filo Hemicordado Por: Marcia Crespo, M.A.

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    1. Biol 221: Zoologa Captulo 17: Filo Quetognatos y Filo Hemicordado Por: Marcia Crespo, M.A.

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