East of pt 2263, ESE of Chhidru, top of sequence, Salt Range (Permian of Pakistan)

Where: Pakistan (32.5° N, 71.9° E: paleocoordinates 41.0° S, 56.3° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Chhidru Formation, Changhsingian (254.2 - 252.2 Ma)

• Top of sequence (Upper Productus limestone)

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified lithology not reported

Size class: macrofossils

Collection methods: Repository: Geological Survey of India

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 126934: authorized by Matthew Clapham, entered by Matthew Clapham on 20.04.2012, edited by Bethany Allen

Creative Commons license: CC BY (attribution)

Taxonomic list

Strophomenata
 Productida - Echinoconchidae
Cephalopoda
 Orthocerida - Orthoceratidae
"Orthoceras" sp. Breynius 1832
K34.17
 Nautilida - Tainoceratidae
? Metacoceras sp. Hyatt 1883
K34.14
Scaphopoda
 Dentaliida - Dentaliidae
"Plagioglypta herculea" = Minodentalium herculeum
"Plagioglypta herculea" = Minodentalium herculeum de Koninck 1863 tusk shell
K34.17
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
K34.2, 3
 Cardiida - Kalenteridae
"Pleurophorina" sp. Licharew 1925 clam
K34.1
 Carditida - Astartidae
"Lucina progenetrix" = Astartella progenetrix
"Lucina progenetrix" = Astartella progenetrix Waagen 1881 clam
K33.986, 993
 Trigoniida - Schizodidae
Schizodus sp. King 1844 clam
K33.997, 34.5
Schizodus pinguis Waagen 1881 clam
K33.996, 999, 994, 995, 34.6
Schizodus rotundatus Brown 1839 clam
K33.998
 Trigoniida - Trigoniidae
"Schizodus praecox" = Lyroschizodus praecox
"Schizodus praecox" = Lyroschizodus praecox Waagen 1881 clam
K34.4, 7
 Pectinida - Entoliidae
""Entolium" aviculatum" = Pernopecten aviculatus
""Entolium" aviculatum" = Pernopecten aviculatus Shumard and Swallow 1858 scallop
K33.987
 Pectinida - Deltopectinidae
"Blanfordinia subexotica" = Cyrtorostra subexotica
"Blanfordinia subexotica" = Cyrtorostra subexotica Waagen 1881 scallop
K33.992
 Pectinida - Aviculopectinidae
Aviculopecten sp. M'Coy 1851 scallop
K33.993
Aviculopecten cf. katwahiensis Waagen 1881 scallop
K33.991
 Pectinida - Streblochondriidae
"Aviculopecten subgranosus" = Streblochondria subgranosa
"Aviculopecten subgranosus" = Streblochondria subgranosa Waagen 1881 scallop
K33.980
Gastropoda
 Bellerophontida - Bellerophontidae
"Bellerophon jonesianus" = Waagenella jonesianus de Koninck 1863 snail
K34.13
Bellerophon sp. de Montfort 1808 snail
K34.11
"Bellerophon orientalis" = Bellerophon (Bellerophon) orientalis de Koninck 1863 snail
K34.11
Bellerophon triangularis Waagen 1880 snail
K34.8, 9
 Bellerophontida - Euphemitidae
"Euphemus laevis" = Euphemites laevis, "Euphemus apertus" = Euphemites apertus, "Euphemus indicus" = Euphemites indicus
"Euphemus laevis" = Euphemites laevis Waagen 1880 snail
K34.9
"Euphemus apertus" = Euphemites apertus Waagen 1880 snail
K34.9, 10
"Euphemus indicus" = Euphemites indicus Waagen 1880 snail
K34.8, 9, 10, 12
 Murchisoniina - Soleniscidae
"Macrochilina avellanoides" = Soleniscus avellanoides
"Macrochilina avellanoides" = Soleniscus avellanoides de Koninck 1863 snail
K34.15
 Murchisoniina - Gosseletinidae
"Pleurotomaria (Plocostoma) punjabica" = Callistadia punjabica
"Pleurotomaria (Plocostoma) punjabica" = Callistadia punjabica Waagen 1880 snail
K34.16
Rhynchonellata
 Orthida - Schizophoriidae
Orthotichia sulcata n. sp. Reed 1944
K33.976
Orthotichia cf. morganiana Derby 1874
K33.975
 Athyridida - Athyrididae
"Athyris" sp.
K33.977
"Athyris" ambiguaeformis Waagen 1883
K33.986
Spirigerella praelonga Waagen 1883
K33.984
Spirigerella derbyi Waagen 1883
K33.984
"Spirigerella hybrida" = Athyrella hybrida Waagen 1883
K33.984
Spirigerella minuta Waagen 1883
K33.984
"Athyris (Composita) grossula" = Cleiothyridina grossula Waagen 1883
K33.985
 Spiriferida - Trigonotretidae
"Spirifer (Neospirifer) musakheylensis" = Betaneospirifer moosakhailensis
"Spirifer (Neospirifer) musakheylensis" = Betaneospirifer moosakhailensis Davidson 1862
K33.979
 Terebratulida - Dielasmatidae
"Dielasma (Heterelasma) problematicum" = Whitspakia problematica
"Dielasma (Heterelasma) problematicum" = Whitspakia problematica Davidson 1862
K33.988
Strophomenata
 Orthotetida - Derbyiidae
Derbyia subaurita Reed 1944
K33.982
 Orthotetida - Schuchertellidae
Kiangsiella pectiniformis Davidson 1862
K33.978
Streptorhynchus pelargonatus von Schlotheim 1816
K33.983
 Productida - Lyttoniidae
"Lyttonia sp." = Leptodus
"Lyttonia sp." = Leptodus Kayser 1883
K33.989
 Productida - Productidae
"Productus (Dictyoclostus) yangtzeensis adumbrata n. ssp." = Tyloplecta yangtzeensis
"Productus (Dictyoclostus) yangtzeensis adumbrata n. ssp." = Tyloplecta yangtzeensis Chao 1927
K33.974