Classes of Invertebrate Phyla

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Can you name the Classes of Invertebrate Phyla?

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

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