Erquelinnes (Eocene of Belgium)

Also known as Erquellines

Where: Hainaut, Belgium (50.3° N, 4.3° E: paleocoordinates 45.8° N, 1.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Erquelinnes Sand Member (Tienen Formation), Ypresian (56.0 - 47.8 Ma)

• assigned to the Platychoerops doubrei zone (Ypresian) based on presence of Pleisadapis aff. remensis

• bed-level stratigraphic resolution

Environment/lithology: fluvial; lenticular gravel

• lenticular deposits of the basal gravel bed

Size classes: macrofossils, mesofossils

Collected in 1880, 1891, 1922, 1924 and 1958; reposited in the MNHN

Collection methods: quarrying

Primary reference: L. Dollo. 1909. The fossil vertebrates of Belgium. Annals of the New York Academy of Science 19(4):99-119 [M. Uhen/M. Uhen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 87947: authorized by John Alroy, entered by John Alroy on 29.03.2009, edited by Philip Mannion, David Nicholson, Patricia Holroyd and Matthew Carrano

Creative Commons license: CC BY (attribution)

Taxonomic list

• Most material stored at IRSNB
Actinopteri
 Amiiformes - Amiidae
Amia sp. Linnaeus 1766 bowfin
Osteichthyes
 Aetheospondyli - Lepidosteidae
Reptilia
 Testudines -
"Dollochelys casieri n. gen. n. sp." = Catapleura repanda5
"Dollochelys casieri n. gen. n. sp." = Catapleura repanda5 Cope 1868 sea turtle
 Testudines - Cheloniidae
"Pachyrhynchus gosseleti n. gen. n. sp." = Lytoloma gosseleti5
"Pachyrhynchus gosseleti n. gen. n. sp." = Lytoloma gosseleti5 Dollo 1886 sea turtle
 Testudines - Trionychidae
Trionychidae indet.1 Gray 1825 softshell turtle
small form
Trionyx henrici Owen and Bell 1849 softshell turtle
 Testudines - Pantrionychidae
"Trionyx vittatus" = Axestemys vittata
"Trionyx vittatus" = Axestemys vittata Pomel 1847 turtle
 Testudines - Pancheloniidae
Argillochelys antiqua Konig 1825 turtle
 Crocodylia - Crocodylidae
Crocodylus depressifrons Blainville 1855 crocodile
IRSNB R251 (IG 1567), fragmentary skull
 Choristodera -
"Champsosaurus lemoinei" = Simoedosaurus lemoinei
"Champsosaurus lemoinei" = Simoedosaurus lemoinei Gervais 1877 choristodere
Mammalia
 Cimolesta - Coryphodontidae
Coryphodon eocaenus Owen 1846 pantodont
IRSNB M 132, 2127-2132
 Primates - Plesiadapidae
"Platychoerops georgei" = Plesiadapis tricuspidens2
"Platychoerops georgei" = Plesiadapis tricuspidens2 Gervais 1877 primate
described by Teilhard (1927) as Plesiadapis sp.
 Primates - Omomyidae
Teilhardina belgica3 Teilhard de Chardin 1927 primate
IRSNB M 59, 2124-2126
 Rodentia -
cf. Pseudoparamys sp.3 Michaux 1964 rodent
IRSNB M 2119, right M2
 Rodentia - Ischyromyidae
Euromys sp.3 Escarguel 1999 rodent
IRSNB M 2120 and 2121
 Tribosphenida - Phenacodontidae
Phenacodus teilhardi3 condylarth
IRSNB M 129
 Perissodactyla -
Pachynolophus maldani odd-toed ungulate
Paschatherium cf. yvettae3 Gheerbrant et al. 1997 odd-toed ungulate
IRSNB M 2144-2149
 Perissodactyla - Equidae
cf. Sifrhippus sandrae3 Gingerich 1989 horse
IRSNB M 130
 Perissodactyla -
Cymbalophus cuniculus3 Owen 1842 odd-toed ungulate
IRSNB M 167
 Ferae - Viverravidae
Didymictis sp. Cope 1875 placental
 Ferae -
Gracilocyon solei3 Smith and Smith 2010 placental
IRSNB M 2139
Dormaalocyon latouri3 Quinet 1966 placental
IRSNB M 2135-2138
 Macroscelidea - Amphilemuridae
Macrocranion vandebroeki3 Quinet 1964 elephant shrew
IRSNB M 2122 and 2123
 Tribosphenida - Arctocyonidae
Landenodon woutersi3 Quinet 1968 condylarth
IRSNB M 2140 and 2141
 Acreodi - Mesonychidae
Dissacus europaeus3 Lemoine 1891 condylarth
 Hyaenodonta - Hyaenodontidae
Arfia gingerichi4 Smith and Smith 2001 eutherian
IRSNB M 2133 and 2134
 Artiodactyla - Diacodexeidae
Diacodexis gigasei3 Smith 1996 even-toed ungulate
IRSNB M 2143