Description of Chytridiopsis trichopterae n. sp. (Microspora, Chytridiopsidae), a microsporidian parasite of the caddis fly Polycentropus flavomaculatus (Trichoptera, Polycentropodidae), with comments on relationships between the families Chytridiopsidae and Metchnikovellidae. Journal of Eukaryotic Microbiology, 40(1), January-February 1993: 37-48. 47 [Zoological Record Volume 130]