THE METAZOAN PARASITES OF THE HETEROSOMATA OF THE GULF OF ST. LAWRENCE: VI. DIGENEA

Abstract

Aporocotyle simplex, Brachyphallus crenatus, Cryptocotyle lingua, Derogenes varicus, Genolinea laticauda, Gonocerca crassa, Hemiuris appendiculatus, H. communis, H. levinseni, Hemiuris sp., Lepidapedon rachion, Otodistomum veliporum, Peracreadium commune, Plagioporus varia, Podocotyle atomon, P. olssoni, Prosorhynchus squamatus, Steganoderma (Steganoderma) formosum, Stenakron vetustum, Stephanostomum baccatum, Steringophorus furciger, Steringotrema cluthense, and S. pagelli were identified in a study of 560 specimens of Heterosomata (Hippoglossoides platessoides, Hippoglossus hippoglossus, Limanda ferruginea, Liopsetta putnami, Pseudopleuronectes americanus, and Scophthalmus aquosus) from the Gulf of St. Lawrence area. Host distribution is indicated, together with parasitic incidence.