Rustaq, talus collection, central Oman Mountains (Permian of Oman)

Where: Oman (23.4° N, 57.4° E: paleocoordinates 35.7° S, 52.8° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Hamrat Duru Formation, Roadian (272.3 - 268.8 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: basinal (); lithified, shelly/skeletal, red, argillaceous packstone

• Dark red, argillaceous Halstatt-type limestones that contain abundant crinoid ossicles, a few ammonoids, and volcanogenic grains

Size class: macrofossils

Primary reference: W. Blendinger, W.M. Furnish, and B.F. Glenister. 1992. Permian cephalopod limestones, Oman Mountains: evidence for a Permian seaway along the northern margin of Gondwana. Palaeogeography, Palaeoclimatology, Palaeoecology 93:13-20 [M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 102388: authorized by Matthew Clapham, entered by Matthew Clapham on 14.01.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Cephalopoda
 Nautilida - Liroceratidae
Liroceras sp. Teichert 1940 nautiloid
 Bactritida - Bactritidae
? Bactrites sp. Sandberger 1843
 Pseudorthocerida - Spyroceratidae
Bitaunioceras cf. zonatum Gemmellaro 1889
 Orthocerida - Brachycycloceratidae
Brachycycloceras rustaqense n. sp. Niko et al. 1996
 Prolecanitida - Pronoritidae
Parapronorites konincki Gemmellaro 1887 ammonite
 Prolecanitida - Medlicottiidae
Eumedlicottia bifrons Gemmellaro 1887 ammonite
Propinacoceras beyrichi Gemmellaro 1887 ammonite
Sicanites schopeni Gemmellaro 1887 ammonite
 Goniatitida - Popanoceratidae
"Tauroceras scrobiculatum" = Neopopanoceras scrobiculatum
"Tauroceras scrobiculatum" = Neopopanoceras scrobiculatum Gemmellaro 1887 ammonite
 Goniatitida - Paragastrioceratidae
Altudoceras sosioense Gemmellaro 1887 ammonite
 Goniatitida - Agathiceratidae
Agathiceras suessi Gemmellaro 1887 ammonite
 Goniatitida - Adrianitidae
Sosiocrimites insignis Gemmellaro 1887 ammonite
Adrianites elegans Gemmellaro 1887 ammonite
 Goniatitida - Vidrioceratidae
Stacheoceras sp. Gemmellaro 1887 ammonite
 Goniatitida - Cyclolobidae
Cyclolobidae "nov. 2" Zittel 1895 ammonite
Waagenoceras sp. Gemmellaro 1887 ammonite
 Ceratitida - Paraceltitidae
Paraceltites elegans Girty 1908 ceratite
Cibolites sp. Plummer and Scott 1937 ceratite