Protozoa.
Monocercomonas colubrorum, Hammersch.
CORONELLA GIRONDICA, Daud.
Protozoa.
Hæmogregarina coronellæ, França.
VIPERA BERUS, L.
Nematoda.
Physaloptera dentata, v. Linstow.
Trematoda.
Agamodistomum viperæ, v. Linstow.
Tetracotyle colubri, v. Linstow.