A body fossil of a thorny-headed worm (Acanthocephala) has been dated to the Jurassic period, about 165 million years ago. It has characteristics of both Acanthocephala and tiny animals called ...

H. J. VanCleave, Seasonal Distribution of Some Acanthocephala from Fresh-Water Hosts, The Journal of Parasitology, Vol. 2, No. 3 (Mar., 1916), pp. 106-110 ...

These 201 species comprise 3 Flagellata, 3 Myxozoa, 50 Monogenea, 43 Digenea, 40 Cestoda, 41 Nematoda, 8 Acanthocephala, 6 Copepoda, 5 Branchiura and 2 Pentastomida, arranged in 84 host fish species.

Despite growing evidence of the potential importance of parasites in primate populations, it is currently unclear what aspects of anthropogenic changes to the environment facilitate the transmission ...