Kingdom Animalia (Animals) ➔ Phylum Chordata (Chordates) ➔ Class Reptilia (Reptiles) ➔ Order Crocodylia (Crocodilians) ➔ Family Alligatoridae (Crocodilians)

 Alligator mississippiensis (Daudin, 1802)

Mississippi-Alligator  American Alligator

Synonyms:

Alligator lucius Duméril & Bibron, 1836 | Crocodilus cuvieri Leach, 1815 | Crocodilus lucius Cuvier, 1807 | Crocodilus mississipiensis Daudin, 1802 |

References:
  1. Uetz P. & Hošek J. (2017). The Reptile Database (version Dec 2015). In: Species 2000 & ITIS Catalogue of Life, 2017 Annual Checklist (Roskov Y., Abucay L., Orrell T., Nicolson D., Bailly N., Kirk P.M., Bourgoin T., DeWalt R.E., Decock W., De Wever A., Nieukerken E. van, Zarucchi J., Penev L., eds.). Digital resource at www.catalogueoflife.org/annual-checklist/2017. Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X.