Classes of Invertebrate Phyla

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Can you name the Classes of Invertebrate Phyla?

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

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