Term
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Definition
Head-Foot region
Radula = tooth structure in mouth
Mantle = tissue connected to the shell (creates the shell)
possibly a shell with periostacum and nacreous layers |
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Term
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Definition
closest non animal species to an animal
uses 70 animal only proteins
looks like a sperm with a coat |
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Term
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Definition
| Animalia - all animals are metazoans |
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Term
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Definition
| Animals that have bilateral symetry |
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Term
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Definition
bilataria that during development have their first blastopore become their anus not their mouth
this is the opposite of a protostome
includes chordates, echinoderms and some others |
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Term
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Definition
Superphylum of bilataria
includes mollusks, rotifers, platyhelminthes and others
comprised of two groups
-trochozoans
-lophophorata |
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Term
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Definition
first blastopore becomes mouth
opposite to deuterostomes |
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Term
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Definition
molting animals
under bilataria
they have exoskeletons
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Term
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Definition
Sponges
distinguished by choanocytes and spicules
Demospongia
Hexactinella
Calcispongiae |
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Term
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Definition
marine sponges
90% of all sponges are this
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Term
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Definition
Glass sponges
latice like silica spicules form internal skeleton
can conduct electrical impulses throughout their bodies |
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Term
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Definition
spicules of calcite or argonite
400 described species
typically small and drab in coloration
live in shallow marine habitats worldwide |
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Term
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Definition
Distinguished by Cnidae (stinging cells)
jellyfish
usually have medusa and polyp forms (some only polyp)
contains
hydrozoa
scyphozoa
anthozoa |
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Term
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Definition
hydroids
have polyp and medusa
fire corals, jellyfish - like siphonophores |
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Term
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Definition
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Term
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Definition
anemones, stony corals (scleractinia), gorgonians (soft coral)
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Term
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Definition
colonies of organisms that live together as one organism
jellyfish like (cnidaria)
ex. portugese manowar |
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Term
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Definition
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Term
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Definition
| silia fused at the base used for ctenophora locomotion |
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Term
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Definition
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Term
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Definition
chitons
multi plated exoskeleton (like many shells on a snail) |
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Term
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Definition
snails, whelks, limpets, sea hares, nudibranchs
very diverse |
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Term
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Definition
clams, mussels, oysters
laterally compressed body with no head between 2 joined shells
umbo = oldest part of the shell
Aductor = muscle to close / open shell |
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Term
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Definition
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Term
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Definition
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Term
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Definition
bristleworms
have parapodia with setae |
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Term
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Definition
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Term
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Definition
joint-legged animals
chelicerata
merostomata (horseshoe crabs)
pycnogonida (sea spiders) |
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Term
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Definition
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Term
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Definition
copepods
cirripedia
malacostraca
isopoda
amphipoda
euphasiacea
decapoda |
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