Invert Lab - Phylum Echinodermata

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Last updated 8:13 PM on 9/10/26

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19 Terms

1

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<p>Class Crinoida </p><p>Feather stars</p>

Class Crinoida

Feather stars

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2

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<p>Class Crinoida </p><p>Stalked crinoids: <em>Neocrinus </em></p>

Class Crinoida

Stalked crinoids: Neocrinus

3

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<p>Class Crinoidea </p><p>Stalked crinoids: <em>Democrinus</em></p>

Class Crinoidea

Stalked crinoids: Democrinus

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4

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<p>Class Asteroidea</p><p><em>Asterias</em></p>

Class Asteroidea

Asterias

Includes:

pedicellariae and papulae
sensory tube feet and eyespot
dermal ossicles visible by x-ray mircotomography

<p>Includes:</p><ul><li><p>pedicellariae and papulae</p></li><li><p>sensory tube feet and eyespot</p></li><li><p>dermal ossicles visible by x-ray mircotomography</p></li></ul><p></p>

5

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<p>Class Asteroidea</p><p><em>Astropecten (5.1)</em></p><p></p><p><em>Luidia (5.2)</em></p>

Class Asteroidea

Astropecten (5.1)

Luidia (5.2)

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6

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<p>Class Asteroidea </p><p><em>Acanthaster planci </em></p>

Class Asteroidea

Acanthaster planci

7

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<p>Class Asteroidea</p><p><em>Linckia guildingii</em></p>

Class Asteroidea

Linckia guildingii

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8

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<p>Class Asteroidea </p><p>Asteroid Diversity (Sea star and Urchin) </p>

Class Asteroidea

Asteroid Diversity (Sea star and Urchin)

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9

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<p>Class Ophiuroidea </p><p>Ophiuroidea arm cross section</p>

Class Ophiuroidea

Ophiuroidea arm cross section

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10

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<p>Class Ophiuroidea</p><p>Brittle star diversity</p>

Class Ophiuroidea

Brittle star diversity

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11

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<p>Class Ophiuroidea</p><p>Basket stars (11.1)</p><p></p><p>Snake stars (11.2)</p>

Class Ophiuroidea

Basket stars (11.1)

Snake stars (11.2)

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12

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<p>Class Echinoidea</p><p>Sea urchin external anatomy</p>

Class Echinoidea

Sea urchin external anatomy

External anatomy:

Spines
Tube feet
Pedicellariae
Peristome
Live larva

<p>External anatomy:</p><ul><li><p>Spines</p></li><li><p>Tube feet</p></li><li><p>Pedicellariae</p></li><li><p>Peristome</p></li><li><p>Live larva</p></li></ul><p></p>

13

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<p>Class Echinoidea </p><p>Sea urchin tests</p>

Class Echinoidea

Sea urchin tests

14

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<p>Class Enchnoidea </p><p>Diversity form in sea urchins</p>

Class Enchnoidea

Diversity form in sea urchins

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15

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<p>Class Echinoidea </p><p>Pancake Urchin</p>

Class Echinoidea

Pancake Urchin

16

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<p>Class Echinoidea </p><p>Order Clypeasteroida </p><p></p><p><em>Clypeaster rosaceus (Sea biscuits) 16.a</em></p><p></p><p><em>Mellita quinquiessperforata (sand dollars) 16.b</em></p>

Class Echinoidea

Order Clypeasteroida

Clypeaster rosaceus (Sea biscuits) 16.a

Mellita quinquiessperforata (sand dollars) 16.b

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17

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<p>Class Echinoidea </p><p>Order Spatangoida </p><p></p><p>Heart Urchins </p>

Class Echinoidea

Order Spatangoida

Heart Urchins

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18

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<p>Class Holothuroidea</p><p><em>Actinopyga agassizi</em></p><p></p><p><em>Five toothed sea cucumber </em></p>

Class Holothuroidea

Actinopyga agassizi

Five toothed sea cucumber

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19

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<p>Class Holothuroidea </p><p>Holothuroidea diversity (Sea pigs and deep sea echinos)</p><p></p><p>19.2 - microsclerites w.m ———> Sea cucumber feeding tentacles </p>

Class Holothuroidea

Holothuroidea diversity (Sea pigs and deep sea echinos)

19.2 - microsclerites w.m ———> Sea cucumber feeding tentacles

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