Jannawan sand quarry (locality S27) (Cretaceous to of Libya)

Also known as Giado, Jamnawan, Jadu

Where: Yafran, Libya (31.9° N, 12.0° E: paleocoordinates 16.4° N, 12.9° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Cabao Formation, Hauterivian to Hauterivian (132.9 - 125.0 Ma)

• time-transgressive unit, lower part of formation

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; poorly lithified, fine-grained, medium, ferruginous, gray, yellow, conglomeratic sandstone

Size classes: macrofossils, mesofossils

Collection methods: salvage, quarrying,

Primary reference: A. Y. El-Zouki. 1980. Stratigraphy and lithofacies of the continental clastics (Upper Jurassic and Lower Cretaceous) of Jabal Nafüsah, NW Libya. In M. J. Salem, M. T. Busrewil (eds.), The Geology of Libya. Second Symposium on the Geology of Libya, Held at Tripoli, September 16-21, 1978. Academic Press, London 2:393-417 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 69791: authorized by Matthew Carrano, entered by Matthew Carrano on 07.03.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Plantae indet.3 Haeckel 1866
"silicified wood"
Chondrichthyes
 Hybodontiformes - Hybodontidae
Priohybodus arambourgi d'Erasmo 1960 elasmobranch
teeth
Coelacanthimorpha
 Coelacanthiformes - Mawsoniidae
Mawsoniidae indet.2 Schultze 1993 coelacanth
JAN-7
Reptilia
 Testudines -
Testudines indet. Batsch 1788 turtle
 Testudines - Pelomedusidae
Pelomedusidae indet. Cope 1868 sideneck turtle
xiphiplaston
 Loricata -
Crocodylia indet. crocodilian
teeth, dermal plates of "crocodiles"
 Megalosauria -
Megalosauria indet.1 Bonaparte 1850 tetanuran theropod
caudal vertebra (ID by D. L. Dineley)
Actinopteri
 Lepisosteiformes -
Lepidotes sp. Agassiz 1832 gar
scales, teeth