Classes of Invertebrate Phyla

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Can you name the Classes of Invertebrate Phyla?

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

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