Amb, Basal Fossiliferous Beds, Salt Range (Permian of Pakistan)

Where: Pakistan (32.5° N, 71.9° E: paleocoordinates 46.3° S, 55.2° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Amb Formation, Wordian (268.8 - 265.1 Ma)

• Very lowest fossiliferous beds above the lavender-clays

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; lithified, carbonaceous sandstone

• Dark coaly sandstone

Size class: macrofossils

Primary reference: W. H. Waagen. 1880. Productus Limestone Fossils, Part II. Salt Range Fossils, Palaeontologia Indica, Series 13 1(2):73-183 [P. Wagner/P. Wagner/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 81503: authorized by Matthew Clapham, entered by Matthew Clapham on 28.06.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Aulostegidae
"Aulosteges medlicottianus" = Edriosteges medlicottianus5
"Aulosteges medlicottianus" = Edriosteges medlicottianus5 Waagen 1884
 Productida - Strophalosiidae
"Strophalosia plicosa" = Licharewiella plicosa5, "Strophalosia costata" = Licharewiella costata5
"Strophalosia plicosa" = Licharewiella plicosa5 Waagen 1884
"Strophalosia costata" = Licharewiella costata5 Waagen 1884
 Productida - Productellidae
"Marginifera ovalis" = Marginifera (Arenaria) ovalis5
"Marginifera ovalis" = Marginifera (Arenaria) ovalis5 Waagen 1884
 Productida - Richthofeniidae
Richthofenia lawrenciana7 de Koninck 1863
 Orthotetida - Schuchertellidae
Streptorhynchus pelargonatus6 von Schlotheim 1816
 Orthotetida - Derbyiidae
Derbyia regularis6 Waagen 1884
Rhynchonellata
 Athyridida - Neoretziidae
"Eumetria indica" = Hustedia indica4
"Eumetria indica" = Hustedia indica4 Waagen 1883
 Athyridida - Athyrididae
"Athyris acutomarginalis" = Cleiothyridina acutomarginalis4
"Athyris acutomarginalis" = Cleiothyridina acutomarginalis4 Waagen 1883
 Terebratulida - Pseudodielasmatidae
"Hemiptychina sublaevis" = Fredericksolasma sublaevis3
"Hemiptychina sublaevis" = Fredericksolasma sublaevis3 Waagen 1882
 Terebratulida - Dielasmatidae
Dielasma elongatum3 von Schlotheim 1816
 Spiriferida - Trigonotretidae
"Neospirifer striatiformis" = Crassispirifer striatiformis10
"Neospirifer striatiformis" = Crassispirifer striatiformis10 Zhang 1976
 Spiriferida - Martiniidae
Martinia cf. glabra4 Sowerby 1821
 Spiriferida - Elythidae
"Neophricadothyris asiatica" = Phricodothyris asiatica1
"Neophricadothyris asiatica" = Phricodothyris asiatica1 Chao 1929
 Orthida - Schizophoriidae
"Orthis indica" = Acosarina minuta6
"Orthis indica" = Acosarina minuta6 Abich 1878
Bivalvia
 Myalinida - Myalinidae
Liebea indica n. sp.2
Liebea indica n. sp.2 Waagen 1881 clam
Gastropoda
 Bellerophontida - Euphemitidae
"Euphemus lenticularis n. sp." = Euphemites lenticularis
"Euphemus lenticularis n. sp." = Euphemites lenticularis Waagen 1880 snail
Stenolaemata
 Trepostomida - Aisenvergiidae
Orbipora ambiensis n. sp.9 Waagen and Wentzel 1886
 Trepostomida - Stenoporidae
Stenopora hemispherica n. sp.9 Waagen and Wentzel 1886
 Trepostomata - Amplexoporidae
Monotrypa mastoidea n. sp.9 Waagen and Wentzel 1886
attached to Derbyia regularis
Crinoidea
 Cyathocrinida - Cyathocrinitidae
"Cyathocrinus" indicus8 Waagen 1885 Sea lily
Stem fragments