Il regime dietetico estivo della lasca del Trasimeno (Rutilus rubilio Bp. v. rubella — trasimenicus (Bp.)

Summary

The Rutilas rubilio Bp. v. rubella of Trasimeno's intestinal contents in August, prevailingly is constituded by amorphous like-white mass, without cellar structure. Mixteds on a small percentage with this mass there are the leaves of Potamogeton perfoliata L. and in the cells of which there is an empty space between the wall and the protoplasma, like it happens into tissues of the same plant during the phase of the ritting on the botton of the lake. There are no exoskeletons and carapaces of Artropoda and fishes scales. The internal wall of the digestive tract looks waved by erowdeds of the epithelialis tissue.

Additional information

Notes on contributors

Fernanda Cianficconi

Direttore: Prof. Giampaolo Moretti