title: Four new species of Gyrodactylus from fishes of Alabama.
abstract: Four new species of Gyrodactylus are described from fishes of Alabama. Gyrodactylus dorosomae was collected from Dorosoma cepedianum (Le Sueur) and D. petenense (Gunther); G. parvicirrus from Notropis atherinoides Raf; G. lythruri from Notropis b. bellus Hay and N. atrapiculus Snelson; and G. nigrum from Etheostoma nigrum Raf.
mesh_terms: D000407:Alabama; D000818:Animals; D005399:Fishes / Q000469:parasitology*; D014200:Trematoda / Q000033:anatomy & histology / Q000145:classification*