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 16.2° N, 13.3° 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 Naf├╝sah, 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

 Hybodontiformes - Hybodontidae
Priohybodus arambourgi d'Erasmo 1960 elasmobranch
 Lepisosteiformes -
Lepidotes sp. Agassiz 1843 gar
scales, teeth
 Coelacanthiformes - Mawsoniidae
Mawsoniidae indet.2 Schultze 1993 coelacanth
 Testudines -
Testudines indet. Batsch 1788 turtle
 Testudines - Pelomedusidae
Pelomedusidae indet. Cope 1868 sideneck turtle
 Megalosauria -
Megalosauria indet.1 Bonaparte 1850 tetanuran
caudal vertebra (ID by D. L. Dineley)
 Loricata -
Crocodylia indet. crocodilian
teeth, dermal plates of "crocodiles"
Plantae indet.3 Haeckel 1866
"silicified wood"