Invertebrates Metabolic diseases

Cornu aspersum (Müller, 1774) D92-1256 Foot Atrophy glands PAS Obj 25 P. Zwart kopie

Cornu aspersum Foot, Edema and Atrophy of glands

Cornu aspersum Mantle Local edema

Cornu aspersum shell misshaped


Cornu aspersum Edible snail Shell misshaped (inside aspect)
Cornu aspersum Mantle glands Irregularly filled with Calcium
Cornu aspersum Mantle, part of glands empty (No Calcium) Kossa
Cornu aspersum Mantle, Some of the glands contain no calcium




Cornu aspersum Mantle glands irregularly filled with Ca; Kossa
Cornu aspersum Mantle Glands largely devoid of calcium Kossa
Planorbarius corneus D90-476 Calcium deficiency Shell damaged by co-occupants P Zwart

Planorbarius corneus  Defects (arrows) gnawed by aquarium mates (Ca deficiency)

Cornu aspersum B07-505 C Gland (?) Brownish intracell. granules + droplets in lumen HE Obj 10 P Zwart kopie

Cornu aspersum Gland (?) Brownish intracell. granules + droplets in lumen