Baral nala, SW of Amb, scree K33.24-45, Salt Range (Permian of Pakistan)

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

• coordinate stated in text

• outcrop-level geographic resolution

When: Amb Formation, Wordian (266.9 - 264.3 Ma)

• Scree of beds 1 and 4 of Wynne

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified sandstone

Size class: macrofossils

Collection methods: surface (float),

Primary reference: F. R. C. Reed. 1944. Brachiopoda and Mollusca from the Productus limestones of the Salt Range. Palaeontogica Indica, Memoirs of the Geological Survey of India, New Series 23(2):1-596 [P. Wagner/P. Wagner/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 125822: authorized by Matthew Clapham, entered by Matthew Clapham on 24.03.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

• List for this locality is split into two groups in Reed's paper with no explanation.
Strophomenata
 Orthotetida - Derbyiidae
Derbyia ? buriensis Reed 1944
K33.43
 Orthotetida - Schuchertellidae
"Streptorhynchus (Schuchertella) sp." = Schuchertella
"Streptorhynchus (Schuchertella) sp." = Schuchertella Girty 1904
K33.31
 Productida -
"Marginifera transversa" = Marginifera (Arenaria) transversa, "Marginifera quadrata" = Marginifera (Arenaria) echinata, "Marginifera vestita" = Marginifera (Arenaria) excavata
"Marginifera transversa" = Marginifera (Arenaria) transversa Waagen 1884
K33.26 (and var. baralensis)
"Marginifera quadrata" = Marginifera (Arenaria) echinata Waagen 1884
K33.26, 36
"Marginifera vestita" = Marginifera (Arenaria) excavata Waagen 1884
K33.26, 31
 Productida - Productidae
"Productus (Dictyoclostus) spiralis" = Costiferina spiralis, ""Productus" (Dictyoclostus) sp." = Dictyoclostus
"Productus (Dictyoclostus) spiralis" = Costiferina spiralis Waagen 1884
K33.24, 28
""Productus" (Dictyoclostus) sp." = Dictyoclostus Muir-Wood 1930
K33.27
 Productida - Richthofeniidae
Richthofenia lawrenciana de Koninck 1863
K33.35
 Productida - Aulostegidae
"Aulosteges medlicottianus" = Edriosteges medlicottianus
"Aulosteges medlicottianus" = Edriosteges medlicottianus Waagen 1884
K33.27
 Productida - Strophalosiidae
"Strophalosia (Heteralosia) nodosa" = Echinalosia nodosa, Strophalosia (Heteralosia) tenuispina
"Strophalosia (Heteralosia) nodosa" = Echinalosia nodosa Waagen 1884
K33.25
Strophalosia (Heteralosia) tenuispina Waagen 1884
K33.25 ,29
Rhynchonellata
 Terebratulida - Gillediidae
Hemiptychina sparsiplicata Waagen 1882
K33.36
 Terebratulida - Dielasmatidae
Dielasma sp. King 1856
K33.32
 Terebratulida - Pseudodielasmatidae
"Hemipytchina (Beecheria) sublaevis" = Fredericksolasma sublaevis
"Hemipytchina (Beecheria) sublaevis" = Fredericksolasma sublaevis Waagen 1882
K33.36
 Athyridida - Athyrididae
"Athyris (Cleiothyridina) semiconcava" = Cleiothyridina semiconcava
"Athyris (Cleiothyridina) semiconcava" = Cleiothyridina semiconcava Waagen 1883
K33.45
 Spiriferida - Elythidae
 Spiriferida - Trigonotretidae
"Spirifer (Neospirifer) marcoui" = Betaneospirifer marcoui, "Spirifer (Neospirifer) trimuensis" = Neospirifer trimuensis
"Spirifer (Neospirifer) marcoui" = Betaneospirifer marcoui Waagen 1883
K33.37
"Spirifer (Neospirifer) trimuensis" = Neospirifer trimuensis Reed 1944
K33.41, 42, ?33
 Spiriferida - Ingelarellidae
Martiniopsis subpentagonalis Waagen 1883
K33.30, 45
 Spiriferida - Strophopleuridae
"Spirifer (Paeckelmannella) niger" = Pteroplecta niger
"Spirifer (Paeckelmannella) niger" = Pteroplecta niger Waagen 1883
K33.38, 39, 40, 44