Genus: Alligator CUVIER, 1817
Etymology: Spanish, el lagarto, "lizard."
= Aligator GRAY, 1825 (sic)
= Caigator DERANIYAGALA, 1947
Etymology:
= Caimanoeda MEHL, 1916 (sic)
= Caimanoidea MEHL, 1916
Etymology: Caiman is a Spanish word for alligator or crocodilian.
= Caimanoideus MEHL, 1916 (sic)
= Cayman GERVES, 1821
Etymology: Caiman is a Spanish word for alligator or crocodilian.
= Champa AGASSIZ, 1846
Etymology: Greek, champsi, Ancient Greek from the Egyptian word for crocodile.
= Champsa WAGLER ,1830
Etymology: Greek, champsi, Ancient Greek from the Egyptian word for crocodile.

Species: mississippiensis (DAUDIN, 1801) (Living)
Etymology: In reference to the Mississippi River and Latin, ensis, "belonging to." The initial description had miss-spelt it with only one ‘p’, mississipiensis. It was later corrected by the ICZN to the correct mississippensis.
= Crocodilus mississippiensis DAUDIN, 1801
(American alligator, Mississippi alligator, Pike-headed alligator, "gator")

Locality: South-eastern United States, North Carolina to Rio Grande.

= Crocodilus lucius CUVIER, 1807
Etymology:
= Alligator lucius (CUVIER, 1817)
= Crocodilus cuvieri LEACH, 1815
Etymology: In honor of Georges Cuvier, a world renowned paleontologist (1769-1832)
= Alligator cuvieri (LEACH, 1815)
= Champsa lucia WAGLER, 1830
= Alligator helois COPE, 1865
Etymology:
= Crocodilus porosus australis DERANIYAGALA, 1955
Etymology:

Referred material:

ERICKSON, 1999

Locality: Locality 2, on the banks of the Black River north of U.S. Route 52 at Kingstree, Williamsburg County, North Carolina.

Horizon: Rhems Formation?

Biostratigraphy:

Age: Paleocene Epoch, Lower Paleogene fake invicta watches on amazon Period, Lower Tertiary Subera, Cenozoic Era.

Material:

Bl Coll: Osteoscute.

 


HAY 1923, 1927

Locality: South Carolina, Texas and Florida.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

HOLMAN, 1969

Locality: Slaton Quarry, Labbock County, Texas.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

8047: 12 teeth.

 


HOLMAN, 1995

Locality: Inglis IA Site, Citrus County, Florida.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 


Locality: Leisey Shell Pit Fauna, Hillsborough County, Florida.

Horizon:

Biostratigraphy:

Age: Irvingtonian, Early Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

Locality: Reddick I Site, Marion County, North-Central Florida.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

Locality: Williston IIIA Site, Levy County, Florida.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

Locality: Edisto Beach Site, Colleton County, extreme southern coastal North Carolina.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

Locality: Devil’s Den Chamber 3, Levy County, Florida.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

Locality: Vero Beach Strata 2 and 3, Indian River County, Florida.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

Locality: Herculaneum Crevice, Jefferson County, Missouri.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given: Scutes.

 

Locality: Slaton Local Fauna, Lubbock County, Texas.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 


Locality: Moore Pit local Fauna, Dallas County, Texas.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 


Locality: Sims Bayou Fauna, Harris County, Texas.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

Locality: Ingleside Fauna, San Patricio County, Texas.

Horizon:

Biostratigraphy:

Age: Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

KERNER, 2005

Locality: From a river found by a diver, Charlotte County, Florida.

Horizon: Irvingtonian.

Biostratigraphy:

Age: Upper Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given: Skull.

Note: This is the largest Alligator mississippensis skull known.

 


MEYLAN, 1995

Locality: Leisey 1A, Leisey Shell Pit, Hillsborough County, Florida.

Horizon: Early Irvingtonian.

Biostratigraphy:

Age: Upper Pleistocene Epoch,replica armani watches Upper Quaternary Subera, Upper Cenozoic Era.

Material:

UF 68908, 68909, 80023, 80143, 80619, 80769, 81136, 81137: Articulars and surangulars.

UF 68907, 80302, 80669: Dentaries.

UF 80075, 80352: Premaxillaries.

UF 64388, 68912, 689942: Maxillaries.

UF 68943: 2 parietals.

UF 80417: Squamosal.

UF 81092: Jugal.

UF 84016: Lachrymal.

Plus many limbs, vertebrae and osteoderms.

 

Locality: Leisey 3A, Leisey Shell Pit, Hillsborough County, Florida.

Horizon: Early Irvingtonian.

Biostratigraphy:

Age: Upper Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

UF 102522: Most of a subadult skull and associated right and left mandibles.

 

RENZ, 2005

Locality: La Belle Highway Pit site, about 15 miles southeast of La Belle, Hendry County, Florida.

Horizon:

Biostratigraphy:

Age: Upper Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Numbers: Not given: Jaw, teeth, small jaw fragment with tooth, parietal, vertebra and scutes.

_____________________________________________________________________________________

Species: sinensis FAUVEL, 1879 (Living)
Etymology: Latin, sinae, for Chinese, and Latin, ensis, "belonging to"; China Alligator.
(Chinese alligator, Yangtze alligator, T'o, Tou Lung, Yow Lung, China alligator)

Locality: Southern China, Yang-tse Kiang River.

= Caigator sinensis (FAUVEL, 1879) DERANIYAGALA, 1947
= Alligator chiensis GUNTHER, 1889
= Alligator sinense MOOK, 1923

Referred material:

= Alligator cf. sinensis HUANG, SONG, GUO, & CHEN, 1988

Locality: Xiashan Cave, Luoding County, Guangdong Province, China.

Horizon:

Biostratigraphy:

Age: Late Middle Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

 

WEI & YU, 1981

Locality: Northeast of Ho-Mu-Tu, Lo-Chiang commune, Yu-Yao County, Chekiang Province, China.

Horizon:

Biostratigraphy:

Age:

Material:

Number: Not given: Fragmentary snout and fragmentary dentary.

 

XU & HUANG, 1984

Locality: Hexian, Anhui Province, China.

Horizon:

Biostratigraphy:

Age: Middle Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material:

Number: Not given:

_____________________________________________________________________________________

Species: prenasalis (LOOMIS, 1904)
Etymology:
= Crocodilus prenasalis LOOMIS, 1904
= Caimanoidea prenasalis (LOOMIS, 1904)
= Alliognathosuchus prenasalis (LOOMIS, 1904)

Holotype:

Locality: Finney Breaks near Fulsom Post Office, South Dakota.

Horizon: White River Formation.

Biostratigraphy:

Age: Oligocene Epoch, Upper Paleogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material: Anterior portion of skull and dentary, teeth, dorsal vertebra, tibia, femur, astragalus and dermal scutes.

Paratype:

Material: 10 vertebrae, 25 dermal scutes, a femur, a tibia, an astragalus and some other fragments.

Referred material:

?HOLMAN, 1976

Locality: Near Eastend, Saskatchewan Province, Canada.

Horizon: Cypress Hills Formation.

Biostratigraphy:

Age: Lower Oligocene Epoch, Upper Paleogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material:

Number: Not given:

 

MOOK, 1932

Locality: 15 miles southwest of Scenic, South Dakota.

Horizon: White River Formation.

Biostratigraphy: Titanotherium beds.

Age: Lower Oligocene Epoch, Upper Paleogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material:

MCZ 1014: Skull and lower jaw, left scapula, cervical, dorsal vertebrae, left coracoid, left ilium, left pubis, a right humerus, right ulna, right radius, and left manus.

MCZ 1015: Skull and lower jaw, dorsal vertebrae, left femur, right tibia, right fibula and right pes.

= Allognathosuchus riggsi PATTERSON, 1930
Etymology:

Holotype: FMNH P 12141

Locality: Phinney Springs, Cheyenne River, South Dakota.

Horizon: Chadron Formation, Upper levels of Titanotherium Beds, White River.

Biostratigraphy:

Age: Lower Oligocene Epoch, rolex sea dweller 1665 great white replica for sale Upper Paleogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material: Left mandible and vertebrae.


_____________________________________________________________________________________

Species: visheri (MEHL, 1916)
Etymology:
= Caimanoidea visheri MEHL, 1916

Holotype: University of South Dakota, No. 1044

Locality: Washington County, South Dakota.

Horizon: Lower White River Beds.

Biostratigraphy: Titanotherium zone.

Age: Lower Oligocene Epoch, Upper Paleogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material: A partial skull, and imperfect mandible, 2 femora and other limb bones, a nearly complete set of vertebrae, many dorsal scutes and numerous fragments.
_____________________________________________________________________________________

Species: thomsoni MOOK, 1923
Etymology:

Holotype: AMNH 1736

Locality: Agate, Nebraska.

Horizon: Snake Creek Beds.

Biostratigraphy:

Age: Middle Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material: Skull.

Referred material:

AMNH 1737, 1738, 1739: Mandibular ramii.

_____________________________________________________________________________________

Species: parahybensis ROXO, 1929
Etymology:

Holotype:

Locality: Sao Paulo State, Brazil.

Horizon:

Biostratigraphy:

Age: Pliocene Epoch, Upper Neogene Period, Lower Quaternary Subera, Upper Cenozoic Era.

Material: Numerous vertebrae, long bones, ribs, teeth and sculptured osteoderms.
_____________________________________________________________________________________

Species: mcgrewi SCHMIDT, 1941
Etymology:

Holotype: AMNH 7016 (FMNH P26281)

Locality: From the Aletomeryx gracilis Quarry, near the mouth of Antelope Creek, Southeast of Gordon, Cherry County, Nebraska.

Horizon: Marseland Formation.

Biostratigraphy:

Age: Uppermost Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material: Skull and dentary.

Referred material:

Number: Not given: 2 maxillary fragments, teeth and other skeletal material.

_____________________________________________________________________________________

Species: olseni WHITE, 1942
Etymology:

Holotype: MCZ 1887

Locality: Raeford Thomas Farm Site, Gilchrist County, Florida.

Horizon: Hawthorne Formation.

Biostratigraphy:

Age:Aquitanian, Lower Hemmingfordian, Lower Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material: Skull.

Paratype: MCZ 1888: Left lower jaw.

Referred material:

Number: Not given: Left mandibular ramus, fragmentary skull material, limb bones, and jaw elements.

SNYDER, 2003, 2007

UF V-6230: Maxilla, nasal, jugal, prefrontals, frontal, parietal, postorbital, squamosal, quadrate, quadratojugal.

UF 1361: Ulna.

UF 1370, 1375, 185072, 192943, 206706: Vertebrae.

UF 1373, 156449, 163423, 188730, 199037, 206760: Femora.

UF 135596, 185866, 187694, 206674: Ilia.

UF 143367, UF 205700: Skull.

UF 152270, 155902: Osteoderms.

UF 157520: Coracoid.

UF 158723, 181144: Radii.

UF 159848, 161099, 188348, 206846: Tibiae.

UF 161300, 176192, 194209, 200361: Jaw ramus.

UF 162246, 163352, 195598: Scapulae.

UF 164658, 171653: Dorsal ribs.

UF 172678, 181184, 199189, 2o3567: Humerii.

UF 181251 Neural arch.

UF 187786: Neurocentrum.

UF 189918, 206911: Parietal.

UF 195087: Ischium.

UF 201601: Interclavicle.

UF 204255, UF 206676: Postorbital.

UF 204424: Cervical rib.

UF 204530: Hyoid.

UF 206926: Fibula.

 

ALBRIGHT, 1994

Locality: Toledo Bend site, Toledo Bend Dam, approximately 27 km northeast of Burkeville, Newton County, Texas, within 300m-400m of the Sabin River which forms the Texas-Louisiana border.

Horizon: Fleming Formation.

Biostratigraphy:

Age: Lower Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material:

LSUMG V-2255: Tooth.

LSUMG V-2698: Approximately 180 teeth.

LSUMG V-2733: 2 premaxillary fragments.

LSUMG V-2732: Tooth.

LSUMG V-2734: 6 maxillae fragments.

LSUMG V-2735: 5 nasal fragments.

LSUMG V-2736: 3 frontal fragments.

LSUMG V-2737: 2 frontoparietal fragments.

LSUMG V-2738: 2 parietal fragments.

LSUMG V-2739: Post orbital fragment.

LSUMG V-2740: 3 squamosal fragments.

LSUMG V-2741: Left posterior quadrate.

LSUMG V-2742: Quadrate fragment.

LSUMG V-2743: Quadrate-quadratojugal fragment.

LSUMG V-2744: Quadratojugal fragment.

LSUMG V-2745: Jugal fragment.

LSUMG V-2746: 7 anterior dentary fragments.

LSUMG V-2747: Right anterior dentary fragment.

LSUMG V-2748: Articular fragment.

LSUMG V-2749: 22 lower dentary fragments.

LSUMG V-2750: Vertebrae and vertebrae fragments.

LSUMG V-2751: Femur.

LSUMG V-2752: 5 femur fragments.

LSUMG V-2753: Proximal right humerus.

LSUMG V-2754: Distal humerus.

LSUMG V-2755: Proximal right tibia.

LSUMG V-2756: Limb bone fragments.

LSUMG V-2757: 3 metaodials.

LSUMG V-2758: Proximal phalanx.

LSUMG V-2759: Claw fragment.

LSUMG V-2760: 63 dermal scutes.

LSUMG V-2761: 2 neck scutes.

LSUMG V-2762: 6 juvenile scutes.

 


AUFFENBERG, 1957

Locality: Midway, Gadsden County, Florida.

Horizon:

Biostratigraphy:

Age: Lower Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material:

FGS V -3513, 4186: Dorsal plates.

 


Locality: Griscom Plantation, Leon County, Florida.

Horizon:

Biostratigraphy:

Age: Lower Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material:

FGS V-3785a, b, V-1440, V-1439: Dorsal plates.

FGS V-1437-8, V-2777: Fragmentary vertebrae.

FGS V-2768: Lachrymal.

FGS V-1436: Broken maxillary and partial premaxilla.

_____________________________________________________________________________________

Species: mefferdi MOOK, 1946
Etymology:

Holotype: AMNH 7016

Locality: George Sawyer Ranch, SE 1/4 Sec. 5, T.31 N., R. 30W, Cherry County, Nebraska.

Horizon: Ash Hollow Formation.

Biostratigraphy:

Age: Serravalian, Clarendonian NALMA, Middle Pliocene Epoch, Upper Neogene Period, Lower Quaternary Subera, Upper Cenozoic Era.

Material: Skull and lower jaw.

Referred material:

SNYDER, 2003, 2007

Locality: Moss Acres Racetrack Locality, Gilchrist County, Florida.

Horizon:

Biostratigraphy:

Age: Tortonian, Mid-Hemphillian NALMA, Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material:

UF 61607: Premaxillae, maxillae, nasal.

UF 41609: Premaxilla, maxilla.

UF 41595: Anterior dentary.

UF 69929: Radius, ulna, and femur.

UF 69930: Anterior dentary.

UF 95414: Scapula and coracoid.

UF 95417: Skull, mandible, interclavicle, scapula, coracoid, radius, ulna, femora and fibula.

UF 95427 (206664), 95427 (206665): Humerii.

UF 115627: Skull and mandible.

UF 117310: Scapula.

UF 118538: Ischium, pubis, tibia, fibula and osteoderms.

UF 118538 (206620): Ilium.

_____________________________________________________________________________________

Species: luicus LI & WANG, 1987
Etymology:

Holotype: PML 850001

Locality: Linqu, Shanwang Linqu County, Shandong (Shantung) Province, China.

Horizon: Middle Shanwang Formation.

Biostratigraphy:

Age: Middle Miocene Epoch, Lower Neogene Period, Upper Tertiary Subera, Middle Cenozoic.

Material: Skull and fragmentary skeleton.
_____________________________________________________________________________________

Species: fossilis ZHANG, WANBO, et al, 2002
Etymology:

Holotype:

Locality: Longtan Cave, Hexian Hominid Site, Hexian County, Anhui Province, China.

Horizon:

Biostratigraphy:

Age: Middle Pleistocene Epoch, Upper Quaternary Subera, Upper Cenozoic Era.

Material: Dentary fragment and teeth.