Gibson, Matthew; Geisler, Jonathan (September 2009). "A new pliocene dolphin (Cetacea: Pontoporiidae), from the Lee Creek Mine, North Carolina". Journal of Vertebrate Paleontology. 29 (3): 966–971. Bibcode:2009JVPal..29..966G. doi:10.1671/039.029.0307. S2CID85706327.
Gibson, Matthew; Geisler, Jonathan (September 2009). "A new pliocene dolphin (Cetacea: Pontoporiidae), from the Lee Creek Mine, North Carolina". Journal of Vertebrate Paleontology. 29 (3): 966–971. Bibcode:2009JVPal..29..966G. doi:10.1671/039.029.0307. S2CID85706327.
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Gibson, Matthew; Geisler, Jonathan (September 2009). "A new pliocene dolphin (Cetacea: Pontoporiidae), from the Lee Creek Mine, North Carolina". Journal of Vertebrate Paleontology. 29 (3): 966–971. Bibcode:2009JVPal..29..966G. doi:10.1671/039.029.0307. S2CID85706327.
Gibson, Matthew; Geisler, Jonathan (September 2009). "A new pliocene dolphin (Cetacea: Pontoporiidae), from the Lee Creek Mine, North Carolina". Journal of Vertebrate Paleontology. 29 (3): 966–971. Bibcode:2009JVPal..29..966G. doi:10.1671/039.029.0307. S2CID85706327.
Gibson, Matthew; Geisler, Jonathan (September 2009). "A new pliocene dolphin (Cetacea: Pontoporiidae), from the Lee Creek Mine, North Carolina". Journal of Vertebrate Paleontology. 29 (3): 966–971. Bibcode:2009JVPal..29..966G. doi:10.1671/039.029.0307. S2CID85706327.
Gibson, Matthew; Geisler, Jonathan (September 2009). "A new pliocene dolphin (Cetacea: Pontoporiidae), from the Lee Creek Mine, North Carolina". Journal of Vertebrate Paleontology. 29 (3): 966–971. Bibcode:2009JVPal..29..966G. doi:10.1671/039.029.0307. S2CID85706327.