Camp des deux arbres, Gadoufaoua (Cretaceous of Niger)

Where: Agadez, Niger (16.7° N, 9.3° E: paleocoordinates 0.7° N, 3.6° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Elrhaz Formation (Tegama Group), Albian (113.0 - 100.5 Ma)

• GAD 5 is in the upper part of the Elrhaz Formation, slightly higher than the Niveau des Innocents site

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by P. Taquet, G. Ligabue in 1965–1966, 1970, 1973; reposited in the MNHN

Collection methods: quarrying, surface (float), surface (in situ), mechanical,

Primary reference: P. Taquet. 1967. Découvertes paléontologiques récentes dans le Nord du Niger [Recent paleontological discoveries in the north of Niger]. Colloques Internationaux du Centre National de la Recherche Scientifique 163:415-418 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 28569: authorized by Matthew Carrano, entered by Matthew Carrano on 19.02.2003

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Trigoniida - Trigonioididae
aff. Trigonioides sp.6 Kobayashi and Suzuki 1936 clam
 Unionida - Unionidae
Unionidae indet.4 Rafinesque 1820 freshwater mussel
? Cuneopsis giganteus4 Mongin 1963 freshwater mussel
2 forms (one is elongata)
 Unionida - Margaritiferidae
Margaritifera (Pseudunio) saharica n. sp.4 Mongin and Lapparent 1968 clam
Margaritifera (Margaritifera) rhazensis n. sp.4 Mongin and Lapparent 1968 clam
Reptilia
 Testudinata -
Testudinata indet. Oppel 1811 turtle
 Testudines -
Teneremys lapparenti n. gen. n. sp.2
Teneremys lapparenti n. gen. n. sp.2 de Broin 1980 sideneck turtle
skull
 Loricata -
Araripesuchus wegeneri n. sp.1 Buffetaut 1981 crocodilian
brevirostrine form
 Ornithischia -
Ouranosaurus nigeriensis n. gen. n. sp.5, Lurdusaurus arenatus n. gen. n. sp.7
Ouranosaurus nigeriensis n. gen. n. sp.5 Taquet 1972 ornithopod
Lurdusaurus arenatus n. gen. n. sp.7 Taquet and Russell 1999 ornithopod
"Iguanodontidé trapu"
 Saurischia - Rebbachisauridae
Nigersaurus taqueti3 Sereno et al. 1999 sauropod
small individual, right arm, ?Dicraeosaurinae
Actinopteri
 Lepisosteiformes -
Lepidotes sp.6 Agassiz 1832 gar
skeleton