Classes of Invertebrate Phyla

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Can you name the Classes of Invertebrate Phyla?

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

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