how does seafood see food? - university of wisconsin ... · how does seafood see food? midwest...
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How Does Seafood See Food?Midwest Veterinary Ophthalmology Conference
Hershey, PAFebruary 7, 2009
Cynthia Bell, DVMOcular Pathology Fellow
Comparative Ocular Pathology Laboratory of Wisconsin
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Classes of the Mollusca
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Evolution of the lens
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Pigment CupGastropod: Limpet Eye
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Pin HoleBivalve: Giant Clam
Symbiotic Relationship with Blue-Green Algae*
Algae Photoreceptors
Near Pin Hole
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Pin HoleCephalopod: Chambered Nautilus
Sample courtesy of Ivan Schwab
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Pin HoleCephalopod: Chambered Nautilus
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Mirror eyeBivalve: Scallop
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Mirror eyeBivalve: Scallop
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Mirror eyeBivalve Scallop
Cornea
LensRetina
Reflecting Surface
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Lens eyeGastropod: Conch Eye
Photoreceptors
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Lens eyeCephalopod: Humbolt Squid
Sample courtesy of Ivan Schwab
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Nuclei of support cells
Photoreceptor nuclei
Glial cells
Lens eyeCephalopod: Humbolt Squid
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Lens eyeCephalopod: Octopus
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Lens eyeCephalopod: Octopus
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Lens eyeCephalopod: Octopus
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Lens eyeCephalopod: Octopus
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