The following bibliography has been generated by bringing together all references provided by our content partners. There may be duplication.
- Felder, D.L. and D.K. Camp (eds.), Gulf of Mexico–Origins, Waters, and Biota. Biodiversity. Texas A&M Press, College Station, Texas.
- Fransen, C.; De Grave, S. (2013). Gnathophyllum circellum Manning, 1963. Accessed through: Tunnel, W.; Moretzsohn, F. (2013) Gulf of Mexico register of marine species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=421679 on 2013-03-02
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