Farola Monte Hermoso (Neogene of Argentina)

Where: Buenos Aires, Argentina (39.0° S, 61.7° W: paleocoordinates 39.1° S, 60.3° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Eumysops laeviplicatus Range Zone mammal zone, Monte Hermoso Formation, Montehermosan (6.8 - 4.0 Ma)

• Montehermosan (Early Pliocene; Zanclean; Tomassini et al., 2013a)

•Biostratigraphic units recognized in the sequence: type sec- tion of the Eumysops laeviplicatus Range Zone (Tomassini et al., 2013a).

• group of beds-level stratigraphic resolution

Environment/lithology: "floodplain"; muddy, sandy siltstone and fine-grained, brown, yellow siltstone

Size classes: macrofossils, mesofossils

Collection methods: Museo Darwin (MD), Punta Alta, Provincia de Buenos Aires

Primary reference: C. M. Deschamps, G. I. Esteban, and M. S. Bargo. 2001. El registro más antiguo del género Lestodon Gervais, 1855 (Xenarthra, Tardigrada, Mylodontidae) (Montehermosense, Plioceno Temprano). Ameghiniana 38(2):151-156 [C. Jaramillo/J. Carrillo]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 198863: authorized by Philip Mannion, entered by Miranta Kouvari on 16.01.2019, edited by Grace Varnham

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Actinopteri
 Teleostei -
 Siluriformes - Trichomycteridae
 Characiformes - Characidae
Mammalia
 Rodentia - Chinchillidae
"Lagostomus incisus n. sp." = Lagostomus (Lagostomopsis) incisus3
"Lagostomus incisus n. sp." = Lagostomus (Lagostomopsis) incisus3 Ameghino 1888 viscacha
 Rodentia -
Neophanomys sp.1 Rovereto 1914 caviomorph
aff. Neophanomys biplicatus1 Rovereto 1914 caviomorph
 Rodentia - Ctenomyidae
Actenomys priscus2 Owen 1840 caviomorph
 Rodentia - Octodontidae
Pseudoplataeomys formosus2 Kraglievich 1934 caviomorph
Pithanotomys macer1 Ameghino 1888 caviomorph
Pithanotomys columnaris1 Ameghino 1887 caviomorph
Pithanotomys columnaris2 Ameghino 1887 caviomorph
Phtoramys homogenidens1 Ameghino 1887 caviomorph
 Rodentia - Echimyidae
Eumysops formosus2 Ameghino 1906 spiny rat
Eumysops laeviplicatus2 Ameghino 1888 spiny rat
 Rodentia - Myocastoridae
Paramyocastor diligens2 Ameghino 1888 caviomorph
 Rodentia - Dinomyidae
Telicomys giganteus1 Ameghino 1904 caviomorph
 Rodentia - Hydrochoeridae
Anchimysops villalobosi4, "Phugatherium cataclisticum" = Phugatherium cataclisticum1, "Protohydrochoerus perturbidus" = Phugatherium cataclisticum4
Anchimysops villalobosi4 Kraglievich 1927 caviomorph
"Phugatherium cataclisticum" = Phugatherium cataclisticum1 Ameghino 1887 caviomorph
"Protohydrochoerus perturbidus" = Phugatherium cataclisticum4 Ameghino 1887 caviomorph
 Rodentia - Caviidae
Microcavia sp.1 Gervais and Ameghino 1880 caviomorph
Caviodon australis1 Ameghino 1888 caviomorph
Orthomyctera sp.1 Ameghino 1889 caviomorph
Cavia aperea1 Erxleben 1777 Brazilian guinea pig
Palaeocavia sp.4 Ameghino 1889 caviomorph
Prodolichotis sp.1 Kraglievich 1932 caviomorph
Cardiomys sp.1 Ameghino 1885 caviomorph
 Rodentia - Cricetidae
"Auliscomys formosus" = Kraglievichimys formosus1 Reig 1978 mouse
Necromys bonapartei1 Reig 1978 mouse
Reithrodon auritus1 Fischer 1814 bunny rat
 Panameriungulata - Proterotheriidae
Epitherium laternarium1 Ameghino 1888 placental
Eoauchenia primitiva1 Ameghino 1887 placental
Diplasiotherium robustum1 Rovereto 1914 placental
 Panameriungulata - Macraucheniidae
Promacrauchenia antiqua1 Ameghino 1887 placental
 Carnivora - Procyonidae
Tetraprothomo argentinus1 Ameghino 1908 procyonid carnivore
Cyonasua clausa1 Ameghino 1904 procyonid carnivore
Parahyaenodon argentinus1 Ameghino 1904 procyonid carnivore
 Notoungulata - Hegetotheriidae
Paedotherium typicum1 Ameghino 1887 notoungulate
Paedotherium bonaerense1 Ameghino 1887 notoungulate
Tremacyllus impressus1 Ameghino 1888 notoungulate
 Notoungulata - Mesotheriidae
Pseudotypotherium sp.1 Ameghino 1904 notoungulate
 Notoungulata - Toxodontidae
Xotodon ambrosetti1 notoungulate
Xotodon sp.1 Ameghino 1887 notoungulate
"Xotodon prominens" = Xotodon foricurvatus1 Ameghino 1885 notoungulate
Alitoxodon vetustum1 notoungulate
Toxodon chapalmalensis1 Ameghino 1908 notoungulate
 Notoungulata - Haplodontheriidae
Trigodon minor1 notoungulate
Trigodon gaudryi1 Ameghino 1887 notoungulate
 Theriamorpha - Dasypodidae
Euphractini "sp."a” nov."1 Winge 1923 armadillo
Chorobates rescens1 armadillo
Chorobates villosissimus1 Reig 1958 armadillo
Holozaedyus laevisculptus1 Rovereto 1914 armadillo
Macroeuphractus retusus1 Ameghino 1887 armadillo
Eutatus praepampaeus1 Ameghino 1904 armadillo
“Eutatus” praepampaeus
Ringueletia simpsoni1 Bordas 1933 armadillo
Doellotatus inornatus1 Rovereto 1914 armadillo
Doellotatus chapadmalensis1 Bordas 1932 armadillo
cf. Dasypus laevisculptus4 Rovereto 1914 armadillo
Proeuphractus sp.4 Ameghino 1886 armadillo
 Theriamorpha -
Eosclerocalyptus lineatus1 Ameghino 1888 edentate
 Theriamorpha - Pampatheriidae
Pampatherium sp.1 Ameghino 1875 edentate
Plaina cf. intermedia1 Castellanos 1937 edentate
 Theriamorpha - Glyptodontidae
Eleutherocercus antiquus1 Ameghino 1887 glyptodon
Plohophorus cuneiformis1 Ameghino 1904 glyptodon
Plohophorus figuratus1 Ameghino 1887 glyptodon
 Theriamorpha - Panochthidae
Nopachtus cabrerai1 Zamorano et al. 2011 edentate
 Theriamorpha -
Phlyctaenopyga trouessarti1 Moreno 1888 edentate
Trachycalyptus "sp. nov."1 Ameghino 1908 edentate
Plohophoroides sp.1 Castellanos 1928 edentate
 Theriamorpha - Myrmecophagidae
Nunezia caroloameghinoi4 Kraglievich 1934 giant anteater
  - Mylodontidae
Proscelidodon patrius1 Ameghino 1888 edentate
Lestodon sp.1 Gervais 1855 edentate
 Didelphimorphia - Didelphidae
Sparassocynus bahiai1 Mercerat 1898 opossum
Hyperdidelphys inexpectata1 Ameghino 1889 opossum
Hyperdidelphys parvula1 Ameghino 1904 opossum
Lutreolina tracheia1 Rovereto 1914 lutrine opossum
Lutreolina biforata1 Ameghino 1904 lutrine opossum
Thylophorops aff. perplana1 Ameghino 1904 opossum
Thylamys pusillus1 Desmarest 1804 fat-tailed mouse opossum
Thylamys contrerasi1 Mones 1980 fat-tailed mouse opossum
Thylatheridium pascuali1 Reig 1958 opossum
 Sparassodonta -
Notocynus hermosicus1 Mercerat 1891 metatherian
 Sparassodonta - Proborhyaenidae
"Achlysictis lelongi" = Thylacosmilus atrox1
"Achlysictis lelongi" = Thylacosmilus atrox1 Riggs 1933 metatherian
 Polydolopimorphia - Argyrolagidae
Argyrolagus palmeri1 Ameghino 1904 metatherian
Microtragulus argentinus1 Ameghino 1904 metatherian
Reptilia
 Testudines - Testudinidae
Chelonoidis australis1 Moreno 1889 turtle
Aves
 Cariamiformes - Cariamidae
 Rheiformes - Rheidae
Heterorhea dabbenei1 Rovereto 1914 rhea
Hinasuri nehuensis1 Tambussi 1995 rhea
 Tinamiformes - Tinamidae
Eudromia olsoni1 Tambussi and Tonni 1985 tinamou
Eudromia cf. elegans1 Geoffroy Saint-Hilaire 1832 Elegant crested tinamou
Nothura parvula1 tinamou
 Anseriformes - Anatidae
Dendrocygninae indet.1 Reichenbach 1850 whistling duck
 Gruiformes - Phorusrhacidae
Mesembriornis milneedwardsi1 Moreno 1889 terror bird
 Cathartiformes - Cathartidae
Dryornis pampeanus1 Moreno and Mercerat 1891 New World vulture
Vultur gryphus1 Linnaeus 1758 Andean condor
Reptilia
 Squamata -
Tupinambis sp.1 Daudin 1802 tegu
 Squamata - Teiidae
 Squamata - Boidae
Boa sp.1 Linnaeus 1758 boa
 Squamata - Colubridae
Colubridae indet.1 Oppel 1811 colubrid snake
Amphibia
 Salientia - Ceratophrynidae
Ceratophrys ameghinorum1 South American horned frog
 Salientia - Leptodactylidae
Leptodactylus sp.1 Fitzinger 1826 White-lipped frogs
 Salientia - Bufonidae