Słowa kluczowe: Myxobolus analfinus sp. n., Myxobolus debsantus sp. n., Myxozoa, India, Antiprotozoan activity, ultrastructure alterations, Leishmania amazonensis, Piper ovatum, Acanthamoeba castellanii, endoparasites, long chain polyenoic fatty acids, double bond position, dimethyloxazoline derivatives, dimetyldisulfide adducts, non- methylene interrupted fatty acids, Protozoa, fatty acids, rumen fermentation parameters, in vitro, Fungal endoparasite, Nucleophaga, Thecamoeba, Sappinia, ultrastructure, amoeba, Ceratomyxa appendiculata, gallbladder, abnormal spores, Cave, amoebae, Allovahlkampfia spelaea gen. nov., sp. nov., Australia, Austria, biogeography, Ethiopia, resting cysts, Tibet