Protozoa.

Hæmogregarina, sp.

COLUBER LONGISSIMUS, Laur.

Protozoa.

Hæmogregarina colubri, Börner.

CORONELLA AUSTRIACA, Laur.

Nematoda.

Tricheilonema megalochilum, Diesing.
Physaloptera colubri, Rudolphi.

Cestoda.

Piestocystis dithyridium, Diesing.