schistosoma, borrelia, spirochetes, genus plasmodium, ectoparasites, protozoan, schistosome, parasitic worm, hemolymph, ciliates, anopheles, spodoptera, ascaris, borrelia burgdorferi, trypanosoma, felis, entamoeba, phytophthora, trichinella, rickettsial, parasitoid, mytilus, carpenter ant, helminth, mycobacteria, whipworm, green alga, taenia, tunicate, bryozoan, comb jelly, flatworms, parasite, alphavirus, leafminer, rotifer, bacteroides, teleost fish, culex quinquefasciatus, toxoplasma, collembola, mycobacterium, vibrios, polychaete, pteropod, chlamydia psittaci, versicolor, albicans, canis, clostridium, marinus, dinoflagellate, xenopus laevis, copepod, biting midge, neisseria, pestis, anabaena, amphipods, anaerobes, erwinia, ameba, flavivirus, ixodes, molluscan, coevolution, peroxisome, aquatic fern, coccidia, tobacco hornworm, mycobacterium leprae, trypanosome, cysticercosis, rhinotracheitis, arboviruses, fungus gnat, xanthomonas, daphnia, lacewing, plasmodium, aspergillus fumigatus, prokaryote, toxicosis, mycelia, alga, japonicus, neotropical, dracunculiasis, bacilli, oocyst, vivax, cryptococcosis, metazoan, nematode worm, francisella, tetrahymena, subsp, candida albicans, filovirus, bovis, staphylococci, culex, trematodes, nematode, flukes, fluke, bacterium, bivalve, fungus, tapeworm, tapeworms, bacillus, copepods, flagellate, microorganism, mollusk, species, spirochete, worms, amoeba, biogeochemical, cenozoic, cohort, hyporheic, interregional, mucociliary, quadrupolar, 4-2, abiotic, aboveground, affiliative, allelic, antenna, areawide, arthropod, associated, assortative, behaviour

blood fluke, fasciola hepatica, liver fluke

cercaria

flatworm, platyhelminth