San Gerardo de Limoncito (Neogene of Costa Rica)

Where: Puntarenas, Costa Rica (8.9° N, 83.1° W: paleocoordinates 8.9° N, 83.1° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Curre Formation, Hemphillian (10.3 - 4.9 Ma)

• bed-level stratigraphic resolution

Environment/lithology: deltaic; conglomerate

Size class: macrofossils

Primary reference: C. A. Laurito and A. L. Valerio. 2008. The first record of Gavialosuchus americanus Sellards (1915)† (Eusuchia: Crocodylidae, Tomistominae) for the Late Tertiary of Costa Rica and Central America. Revista Geológica de América Central 39:107-115 [P. Mannion/P. Mannion]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 144596: authorized by Philip Mannion, entered by Philip Mannion on 13.05.2013, edited by Evangelos Vlachos and Juan Carrillo

Creative Commons license: CC BY (attribution)

Taxonomic list

Chondrichthyes
 Myliobatiformes - Dasyatidae
Dasyatis cavernosa2 Probst 1877 whiptail stingray
 Myliobatiformes - Rhinopteridae
Rhinoptera sp.2 Cuvier 1829 cownose ray
 Myliobatiformes - Myliobatidae
Myliobatis sp.2 Cuvier 1816 eagle ray
 Lamniformes - Lamnidae
"Isurus desorii" = Isurus oxyrinchus2
"Isurus desorii" = Isurus oxyrinchus2 Rafinesque 1810 mako shark
 Carchariniformes - Carcharhinidae
Isogomphodon acuarius2 daggernose shark
Isogomphodon caunellensis2 daggernose shark
Carcharhinus longimanus2 requiem shark
Carcharhinus priscus2 Agassiz 1843 requiem shark
 Carchariniformes - Sphyrnidae
Sphyrna arambourgi2 hammerhead shark
 Carchariniformes - Hemigaleidae
"Hemipristis serra" = Hemipristis heteropleurus2
"Hemipristis serra" = Hemipristis heteropleurus2 Agassiz 1844 ground shark
Actinopteri
 Spariformes - Sparidae
Sparus sp.2 Linnaeus 1758
 Siluriformes - Ariidae
Arius sp.2 Cuvier and Valenciennes 1840 Ariid catfish
Reptilia
 Testudines - Trionychidae
Apalone sp.6 Rafinesque 1832 softshell turtle
CFM-1163-1166 and 1193, Five shell specimens
 Testudines - Panemydidae
Emydinae indet.2 Rafinesque 1815 turtle
 Crocodylia -
"Gavialosuchus americana" = Thecachampsa sericodon
"Gavialosuchus americana" = Thecachampsa sericodon Cope 1867 crocodilian
CFM-1793 (jaw fragments), CFM-1792 (jaw fragment) and CFM-960, 972, 1774, 1912, 1913, 1916 & 1923 (osteoderms)
Mammalia
 Perissodactyla - Equidae
Dinohippus mexicanus1, Protohippus gidleyi1, "Calippus (Grammohippus) hondurensis" = Calippus hondurensis1
Dinohippus mexicanus1 Lance 1950 horse
Protohippus gidleyi1 Hulbert 1988 horse
"Calippus (Grammohippus) hondurensis" = Calippus hondurensis1 Olson and McGrew 1941 horse
 Xenarthra - Megalonychidae
Pliometanastes cf. protistus3 Hirschfeld and Webb 1968 edentate
CFM-2017, 1000, and 2645
 Xenarthra - Megatheriidae
Megatheriidae indet.2 Gray 1821 edentate
 Xenarthra - Mylodontidae
Mylodontidae indet.2 Ameghino 1889 edentate
 Xenarthra - Pampatheriidae
Scirrotherium antelucanus n. sp.4 Laurito and Valerio 2013 edentate
Holotype CFM 2867
 Proboscidea - Gomphotheriidae
Rhynchotherium blicki7 Frick 1933 gomphothere
CFM-2837, 3224, 3361, 3364 and 3365
 Ungulata - Tayassuidae
Tayassuidae indet.2 Palmer 1897 peccary
 Ungulata - Camelidae
"Hemiauchenia vera" = Pleiolama vera5
"Hemiauchenia vera" = Pleiolama vera5 Matthew 1909 camel
Aetobatus
  - Aetobatidae
Aetobatus arcuatus2 Agassiz 1843