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Taxonomy
Taxonomy
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Citations

Sources we cite in Taxonomy
1 Head, Jason J.; Jonathan I. Bloch, Alexander K. Hastings, Jason R. Bourque, Edwin A. Cadena, Fabiany A. Herrera, P. David Polly, and Carlos A. Jaramillo (2009). "Giant boid snake from the paleocene neotropics reveals hotter past equatorial temperatures.". Nature 457 (7230): 715–718. DOI:10.1038/nature07671
2 Nikoh N, Iwabe N, Kuma K, et al (July 1997). "An estimate of divergence time of Parazoa and Eumetazoa and that of Cephalochordata and Vertebrata by aldolase and triose phosphate isomerase clocks". J. Mol. Evol. 45 (1): 97–106.
3 Stearn, W. T. 1959. "The background of Linnaeus's contributions to the nomenclature and methods of systematic biology", Systematic Zoology 8 (1): 4-22, p. 4.
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