Polypteriformes
National Institutes of Health
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A helminthological examination of two specimens of Erpetoichthys calabaricus (Polypteriformes: Polypteridae), imported into the…
Summary1.The eyes, especially the retinae, were studied by light microscopy in Calamoicthys calabaricusJ. A. Smith, Polypterus…
The new order Guildayichthyiformes n. ord. (Actinopterygii) is erected for Guildayichthys carnegiei n. gen. n. sp. and Discoserra…
The evolutionary position of bichirs is disputed, and they have been variously aligned with ray-finned fish (Actinopterygii) or…
To investigate the evolution of the neural organization of gonadotropin-releasing hormone (GnRH), we have examined GnRH…
The chromosomes of 3 species of bikirs (Polypterus delhezi, P. endlicheri congicus andP. palmas) were studied in somatic…