Las Lomas (Miocene of Panama)

Also known as YPA017

Where: Panama (9.4° N, 79.8° W: paleocoordinates 9.1° N, 78.5° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Lower Member (Gatun Formation), Tortonian (11.6 - 7.2 Ma)

• member-level stratigraphic resolution

Environment/lithology: shallow subtidal; sandstone

Size classes: macrofossils, mesofossils

Preservation: original phosphate

Collected by C. Pimiento, A. Hendy, A. Rincon; reposited in the FLMNH, UNSM

• Also from Shuler Museum of Paleontology, Southern Methodist University, Dallas, Texas

Primary reference: M. D. Uhen, A. G. Coates, C. A. Jaramillo, C. Montes, C. Pimiento, A. Rincon, N. Strong and J. Velez-Juarbe. 2010. Marine mammals from the Miocene of Panama. Journal of South American Earth Sciences 30(3-4):167-175 [M. Uhen/M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 96700: authorized by Mark Uhen, entered by Mark Uhen on 28.06.2010, edited by Catalina Pimiento

Creative Commons license: CC BY (attribution)

Taxonomic list

 Rajiformes -
 Rajiformes - Rhynchobatidae
Rhynchobatus sp.2 Müller and Henle 1837 wedgefish
 Myliobatiformes - Dasyatidae
Taeniura grabata2 Saint-Hilaire 1817 whiptail stingray
 Myliobatiformes - Myliobatidae
Mobula munkiana2 devil ray
Mobula hypostoma2 devil ray
Aetobatus narinari2 Euphrasen 1790 eagle ray
 Lamniformes - Otodontidae
"Carcharocles megalodon" = Otodus megalodon1
"Carcharocles megalodon" = Otodus megalodon1 Agassiz 1843 megalodon
 Carchariniformes - Carcharhinidae
Negaprion brevirostris2 Poey 1868 lemon shark
"Physogaleus contortus" = Galeocerdo contortus2 Gibbes 1848 tiger shark
"Galeocerdo cuvier" = Galeocerdo cuvieri2 Peron and LeSueur 1822 tiger shark
Carcharhinus sp.2 de Blainville 1816 requiem shark
Carcharhinus falciformis2 Bibron 1841 requiem shark
Carcharhinus obscurus2 Le Sueur 1818 requiem shark
Carcharhinus perezi2 Poey 1876 requiem shark
Carcharhinus leucas2 Valenciennes 1839 requiem shark
Carcharhinus plumbeus2 Nardo 1827 requiem shark
Rhizoprionodon sp.2 Whitley 1929 sharpnose shark
 Carchariniformes - Sphyrnidae
Sphyrna mokarran2 hammerhead shark
Sphyrna sp.2 Rafinesque 1810 hammerhead shark
 Carchariniformes - Hemigaleidae
"Hemipristis serra" = Hemipristis heteropleurus2
"Hemipristis serra" = Hemipristis heteropleurus2 Agassiz 1844 ground shark
 Cetacea -
Odontoceti indet. Flower 1867 toothed whale