Transcript
![Page 1: T.P. ECREVISSE Morphologie externe (profil gauche)](https://reader037.vdocuments.mx/reader037/viewer/2022103015/551d9d8c497959293b8c1e73/html5/thumbnails/1.jpg)
T.P. ECREVISSE
Morphologie externe (profil gauche)
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Morphologie externe (vue dorsale)
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FEMELLE
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MÂLE
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MISE EN EVIDENCE
DU SYSTEME NERVEUX
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Zone abdominale
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Zone céphalothoracique
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Les pièces masticatrices céphaliques
Mx 2
Mx1
Md
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Les pièces masticatricesthoraciques
Pmx1
Pmx2
Pmx3
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MANDIBULE
Md
Palpe Zone masticatrice
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MAXILLULE
Mx1
palpe 2 lames masticatrices
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MAXILLE
Mx2
Palpe
4 lames
masticatrices
base
scaphognathite
(ventilation branchiale)
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Patte- Mâchoire
Pmx1
Palpe à fouet terminal
2 lames
masticatrices
plaque molle
membraneuse
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Patte- Mâchoire
Pmx 2
Long exopodite
endopodite
à 5 articles
Branchie
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Patte- Mâchoire
Pmx 3
endopodite
à 5 articles
(=> locomotion)
Long exopodite
(non visible)
Branchie
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A TABLE !!!