invertibrates Flashcards by Hailey Enneking

Q

Asymmetrical animals

A

porifera

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Q

symmetrical animals

A

Eumetazoans

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Q

radial symmetry

A

cnidarians

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Q

acoelomate flatworms

A

platyhelminthes

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Q

spiral cleavage

A

spirilia

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Q

bilateral symmetry

A

bilateralia

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Q

second mouth

A

deuterostomes

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Q

spiny skin

A

echinodermata

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Q

vertebrae

A

chordata

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Q

molting animals

A

ecdysozoa

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Q

cuticle

A

nematoda

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Q

chitin exoskeleton

A

arthropoda

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Q

segmented worm

A

annelida

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Q

snails and squid

A

mollusca

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Q

lophotrochozoa

A

segmented worms and snails and squids

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Q

porifera

A

sponges

Q

cnidarians

A

sea anemones jellyfish

Q

echinodermata

A

starfish

Q

molting animals

A

shed skin to grow bigger

Q

nematoda

A

round worm

Q

arthropoda

A

jointed appendges

Q

annelida

A

earthworm

Q

coelomate protosome invertebrates

A

molluska, segmented worms, jointed appendages

Q

mollusca

A

2 hinged shells, reduced or no shell, snails and slugs

Q

2hinged shells

A

bivalvia (clams, oysters, mussles)

Q

reduced or no shell

A

cephalopoda (squids octopus)

Q

snails and slugs

A

gastropoda (stomach foot)

Q

segmented worms

A

many setae, leeches, earthworm

Q

many setae

A

polychata

Q

leeches

A

hirudinea

Q

earthworms

A

oligochaeta

Q

jointed appendages

A

spiders, crabs and shrimp, most abundant

Q

spiders

A

chelicerata

Q

crabs and shrimps

A

crustacea

Q

most abundant

A

insecta (head thorax abdomen)