Classes of Invertebrate Phyla

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Can you name the Classes of Invertebrate Phyla?

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

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