- Anaxyrus cognatus, Great plains toad;Bufo cognatus
- Eriochloa punctata, Louisiana Cupgrass;Milium punctatum L;Louisiana cupgrass;Eriochloa kunthii;Helopus cognatus;Helopus kunthii
- Odontadenia verrucosa, Odontadenia neglecta;Odontadenia amazonica;Odontadenia cognata;Odontadenia surinamensis;Echites verrucosa;Echites cognata;Anisolobus cognatus
- Oncopsis dorsalis, Pediopsis dorsalis;Macropsis dorsalis;Bythoscopus cognatus Van Duzee, 1890;Oncopsis cognatus
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