Echinodermata

BIO3324 Invertebrate Zoology 1

1

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology1

Université d’Ottawa / University of Ottawa

Phylum EchinodermataPhylum Phylum EchinodermataEchinodermata

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology2

Université d’Ottawa / University of Ottawa

Echinoderm TaxaEchinoderm TaxaEchinoderm TaxaPhylum. Echinodermata

Class. OphiuroideaClass. ConcentricycloideaClass. EchinoideaClass. HolothuroideaClass. CrinoideaClass. Asteroidea

Phylum.Phylum. EchinodermataEchinodermataClass.Class. OphiuroideaOphiuroideaClass.Class. ConcentricycloideaConcentricycloideaClass.Class. EchinoideaEchinoideaClass.Class. HolothuroideaHolothuroideaClass.Class. CrinoideaCrinoideaClass.Class. AsteroideaAsteroidea

Université d’Ottawa / University of Ottawa 14:54

BIO 2121 Animal Form and Function3

Université d’Ottawa / University of Ottawa

Sea starSea starSea star

Université d’Ottawa / University of Ottawa 14:54

BIO 2121 Animal Form and Function4

Université d’Ottawa / University of Ottawa

Brittle starBrittle starBrittle star

Université d’Ottawa / University of Ottawa 14:54

BIO 2121 Animal Form and Function5

Université d’Ottawa / University of Ottawa

Basket starBasket starBasket star

Université d’Ottawa / University of Ottawa 14:54

BIO 2121 Animal Form and Function6

Université d’Ottawa / University of Ottawa

Basket starBasket starBasket star

Echinodermata

BIO3324 Invertebrate Zoology 2

2

Université d’Ottawa / University of Ottawa 14:54

BIO 2121 Animal Form and Function7

Université d’Ottawa / University of Ottawa

Sea urchinSea urchinSea urchin

Université d’Ottawa / University of Ottawa 14:54

BIO 2121 Animal Form and Function8

Université d’Ottawa / University of Ottawa

Sand dollarSand dollarSand dollar

Université d’Ottawa / University of Ottawa 14:54

BIO 2121 Animal Form and Function9

Université d’Ottawa / University of Ottawa

Sea cucumberSea cucumberSea cucumber

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology10

Université d’Ottawa / University of Ottawa

Ancient EchinodermsAncient EchinodermsAncient Echinoderms

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology11

Université d’Ottawa / University of Ottawa

Ancestral echinodermsAncestral echinodermsAncestral echinoderms

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology12

Université d’Ottawa / University of Ottawa

Ancestral echinodermsAncestral echinodermsAncestral echinoderms

Echinodermata

BIO3324 Invertebrate Zoology 3

3

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology13

Université d’Ottawa / University of Ottawa

Pentaradiate symmetryPentaradiatePentaradiate symmetrysymmetry

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology14

Université d’Ottawa / University of Ottawa

Echinoderm surfacesEchinoderm surfacesEchinoderm surfaces

Aboral surfaceAboral surface Oral surfaceOral surface

Tube feet andambulacral groove

Tube feet andTube feet andambulacral ambulacral groovegroove

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology15

Université d’Ottawa / University of Ottawa

Water vascular systemWater vascular systemWater vascular system

MadreporiteMadreporiteMadreporite

Ring canalRing canalRing canalStone canalStone canalStone canal

Radial canalRadial canalRadial canalLateral canalLateral canalLateral canalTube feetTube feetTube feetPolian

vesiclesPolianPolian

vesiclesvesicles

Tiedemann’sbodies

TiedemannTiedemann’’ssbodiesbodies

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology16

Université d’Ottawa / University of Ottawa

Tube feetTube feetTube feet

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology17

Université d’Ottawa / University of Ottawa

Tube footTube footTube foot

Lateral canalLateral canalLateral canal

AmpullaAmpullaAmpulla

Body wallBody wallBody wallTube footTube footTube foot

Retractor musclesRetractor Retractor musclesmuscles

SuckerSuckerSucker

Podial musclePodialPodial musclemuscle

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology18

Université d’Ottawa / University of Ottawa

Movement of tube feetMovement of tube feetMovement of tube feet

Echinodermata

BIO3324 Invertebrate Zoology 4

4

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology19

Université d’Ottawa / University of Ottawa

Body wallBody wallBody wall

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology20

Université d’Ottawa / University of Ottawa

Dermal branchiaDermal Dermal branchiabranchia

SpineSpineSpineCiliaCiliaCilia

Echinoderm body wallEchinoderm body wallEchinoderm body wall

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology21

Université d’Ottawa / University of Ottawa

PedicellariaPedicellariaPedicellaria

SpineSpineSpine

PedicellariaPedicellariaPedicellaria

Dermalbranchia

DermalDermalbranchiabranchia

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology22

Université d’Ottawa / University of Ottawa

Digestive systemDigestive systemDigestive system

Cardiac stomachCardiac stomachCardiac stomachPyloric stomachPyloric stomachPyloric stomach

AnusAnusAnus

Digestive glandDigestive glandDigestive gland

Université d’Ottawa / University of Ottawa 14:54

BIO 2121 Animal Form and Function23

Université d’Ottawa / University of Ottawa

FeedingFeedingFeeding

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology24

Université d’Ottawa / University of Ottawa

Reproductive systemReproductive systemReproductive system

GonadGonadGonad

Echinodermata

BIO3324 Invertebrate Zoology 5

5

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology25

Université d’Ottawa / University of Ottawa

Sea star armSea star armSea star arm

SpineSpineSpine

Digestive glandDigestive glandDigestive gland

GonadGonadGonad

Tube footTube footTube foot

Dermal branchiaDermal Dermal branchiabranchia

CoelomCoelomCoelom

OssicleOssicleOssicle

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology26

Université d’Ottawa / University of Ottawa

Sea starSea starSea star

Cardiac stomachCardiac stomachCardiac stomach

MouthMouthMouth

Pyloric stomachPyloric stomachPyloric stomach

Pyloric cecumPyloric Pyloric cecumcecum

GonadGonadGonad AnusAnusAnus

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology27

Université d’Ottawa / University of Ottawa

Central diskCentral diskCentral disk

AnusAnusAnus

MouthMouthMouth

PinnulePinnulePinnule

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology28

Université d’Ottawa / University of Ottawa

Central diskCentral diskCentral disk

Food grooveFood grooveFood groove

AnusAnusAnus

MouthMouthMouth

IntestineIntestineIntestine

CoelomCoelomCoelom

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology29

Université d’Ottawa / University of Ottawa

PinnulePinnulePinnule

Podia (tubefeet)

Podia (tubePodia (tubefeet)feet)

Radial canalRadial canalRadial canal

OssicleOssicleOssicle

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology30

Université d’Ottawa / University of Ottawa

PinnulePinnulePinnule

Podium(Tube foot)

PodiumPodium(Tube foot)(Tube foot)

Food grooveFood grooveFood groove

Radial canalRadial canalRadial canal

MuscleMuscleMuscle

OssicleOssicleOssicle

Echinodermata

BIO3324 Invertebrate Zoology 6

6

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology31

Université d’Ottawa / University of Ottawa

Sea urchinsSea urchinsSea urchins

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology32

Université d’Ottawa / University of Ottawa

Echinoid spinesEchinoid spinesEchinoid spines

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology33

Université d’Ottawa / University of Ottawa

Oral surfaceOral surfaceOral surface

AmbulaccrumAmbulaccrumAmbulaccrum“Gill”““GillGill””

Openings fortube feet

Openings forOpenings fortube feettube feet

Teeth of lanternTeeth of lanternTeeth of lantern

Peristomialmembrane

PeristomialPeristomialmembranemembrane

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology34

Université d’Ottawa / University of Ottawa

Aristotle’s lanternAristotleAristotle’’s lanterns lantern

EpiphysisEpiphysisEpiphysis

Lantern retractorLantern retractorLantern retractor

Lantern protractorLantern protractorLantern protractor

ToothToothTooth

PyramidPyramidPyramid

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology35

Université d’Ottawa / University of Ottawa

Aristotle’s lanternAristotleAristotle’’s s lanternlantern

EpiphysisEpiphysisEpiphysis

Dental sac thatforms tooth

Dental sac thatDental sac thatforms toothforms tooth

ToothToothTooth

PyramidPyramidPyramid

CompassCompassCompass

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology36

Université d’Ottawa / University of Ottawa

Aristotle’s lanternAristotleAristotle’’s lanterns lantern

PyramidPyramidPyramid

Dental sacDental sacDental sac

ToothToothTooth

Peripharyngealcoelom

PeripharyngealPeripharyngealcoelomcoelom

CompassCompassCompass

Peristomial membranePeristomialPeristomial membranemembrane

“Gill”““GillGill””

MuscleMuscleMuscle

Echinodermata

BIO3324 Invertebrate Zoology 7

7

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology37

Université d’Ottawa / University of Ottawa

Digestive systemDigestive systemDigestive system

Aristotle’s lanternAristotleAristotle’’s lanterns lantern

EsophagusEsophagusEsophagus

SiphonSiphonSiphon

Oral intestineOral intestineOral intestine

Aboral intestineAboral intestineAboral intestine

AnusAnusAnus

GonadGonadGonad

Tube feetTube feetTube feet

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology38

Université d’Ottawa / University of Ottawa

Water vascular systemWater vascular systemWater vascular system

Ring canalRing canalRing canal

Radial canalRadial canalRadial canal

Tube feetTube feetTube feet

MadreporiteMadreporiteMadreporiteAxial organAxial organAxial organ

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology39

Université d’Ottawa / University of Ottawa

Sand dollarsSand dollarsSand dollars

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology40

Université d’Ottawa / University of Ottawa

Sand dollarSand dollarSand dollar

MadreporiteMadreporiteMadreporite

GonoporeGonoporeGonopore

Ambulacral regionAmbulacral regionAmbulacral region

LunuleLunuleLunule

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology41

Université d’Ottawa / University of Ottawa

Brittle starsBrittle starsBrittle stars

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology42

Université d’Ottawa / University of Ottawa

Brittle starBrittle starBrittle star

Bursal slitBursalBursal slitslit

MouthMouthMouth

Echinodermata

BIO3324 Invertebrate Zoology 8

8

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology43

Université d’Ottawa / University of Ottawa

Brittle starBrittle starBrittle star

StomachStomachStomach

MadreporiteMadreporiteMadreporiteMouthMouthMouth

BursaBursaBursa

GonadGonadGonad

JawJawJaw

VertebraVertebraVertebra

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology44

Université d’Ottawa / University of Ottawa

Sea cucumberSea cucumberSea cucumber

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology45

Université d’Ottawa / University of Ottawa

Sea cucumberSea cucumberSea cucumber

TentaclesTentaclesTentacles

MadreporiteMadreporiteMadreporiteBuccal cavityBuccalBuccal cavitycavity

PolianvesiclePolianPolianvesiclevesicle

GonadGonadGonadRespiratory treeRespiratory treeRespiratory tree

IntestineIntestineIntestine

CloacaCloacaCloaca

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology46

Université d’Ottawa / University of Ottawa

Sea cucumberSea cucumberSea cucumber

CloacaCloacaCloacaIntestineIntestineIntestine

RespiratorytreeRespiratoryRespiratorytreetree

EsophagusEsophagusEsophagusGonadGonadGonad

Hemal systemHemalHemal systemsystem

Polian vesiclePolian Polian vesiclevesicle

Ring canalRing canalRing canal

Tentacular ampullaTentacular ampullaTentacular ampulla

Université d’Ottawa / University of Ottawa 14:54

BIO3324 Invertebrate Zoology47

Université d’Ottawa / University of Ottawa

Sea cucumberSea cucumberSea cucumber

CloacaCloaca

IntestineIntestine

Respiratory treeRespiratory tree

Cuvierian Cuvierian tubestubes