Classes of Invertebrate Phyla

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Can you name the Classes of Invertebrate Phyla?

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Mollusca - 3-6 pairs of ctenidia, 6-7 pairs of nephridia
Platyhelminthes - Ectoparasites
Brachiopoda (non-hinged shell)
Rotifera - Asexual
Hemichordates - colonial
Arthropoda - extinct
Ctenophora - No tentacles
Cndaria - True Jellies
Chordates - sea squirts
Nemertea - No stylet on Probosis
Cnidaria - Hydroids
Arthropoda - Mandibulata (crabs/lobsters)
Brachiopoda (hinged shell)
Annelida - parapodia for movment/gas exchange. Lethal Spawning events
Mollusca - vermiform shape
Rotifera - One Ovary
Annelida - Hermaphroditic. Clitellum for sperm transfer
Cnidaria - Stalked Jellies
Annelida - degenerate. Loss of segmentation
Echinodermata - Sea Cucumbers
Mollusca - tusk shaped shells. Lack Ctenidia and Osphradia
Hemichordates - peanut worms
Arthropoda - Chelicerata (horse shoe Crabs)
Echinodermata - Basket stars
Platyhelminthes - Complex Life cycle/multiple hosts
Rotifera - Marine symbionts
Echinodermata - Sea lillies
Annelida -formerly own Phyla. U-shaped gut
Porifera - 6-rayed Spicules
Arthropoda - Mandibulata (Insects)
Porifera - Freshwater and Marine
Echinodermata - Urchins
Ctenophora - 2 tentacles
Arthropoda - Chelicerata (sea spiders)
Mollusca - lack radula. Clams
Mollusca - snails. have operculum
Chordates - Amphioxus
Cnidaria - Anenomes
Nemertea - Probosis with Stylet
Arthropoda - Chelicerata (spiders)
Mollusca - squid
Mollusca - 7 to 8 plates in mantle
Echinodermata - Sea Stars
Platyhelminthes - free living
Platyhelminthes - tapeworms
Porifera - CaCo3 spicules
Cnidaria - Box Jellies

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Created Dec 8, 2010ReportNominate
Tags:class, invertebrate, phyla