Science Quiz / Classes of Invertebrate Phyla

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Can you name the Classes of Invertebrate Phyla?

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

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