East of pt 2263, ESE of Chhidru, Chhidru zone, 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)

• Chhidru zone at top of 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 126933: authorized by Matthew Clapham, entered by Matthew Clapham on 20.04.2012

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Rhynchonellata
 Spiriferida - Elythidae
"Squamularia (Neophricodothyris) nummulina" = Phricodothyris nummulina, ? Squamularia sp.
"Squamularia (Neophricodothyris) nummulina" = Phricodothyris nummulina Reed 1944
K34.33
? Squamularia sp. Gemmellaro 1899
K34.31
 Spiriferida - Martiniidae
? Martinia sp.
? Martinia sp. M'Coy 1844
K34.26
 Spiriferida - Spiriferellidae
""Spirifer" (Elivina) interplicatus" = Spiriferella interplicata
""Spirifer" (Elivina) interplicatus" = Spiriferella interplicata Rothpletz 1892
var. baschkirica Tschernyschew K34.32
 Athyridida - Athyrididae
"Athyris (Cleiothyridina) dalmiriensis" = Cleiothyridina dalmiriensis, Spirigerella minuta, Spirigerella praelonga, Spirigerella hybrida
"Athyris (Cleiothyridina) dalmiriensis" = Cleiothyridina dalmiriensis Reed 1944
K34.29
Spirigerella minuta Waagen 1883
K34.25
Spirigerella praelonga Waagen 1883
K34.25, var. carinata K34.25
Spirigerella hybrida Waagen 1883
K34.25
 Terebratulida - Dielasmatidae
Dielasma guttula
Dielasma guttula Waagen 1882
K34.30
 Terebratulida - Notothyrididae
"Cryptacanthia" indica
"Cryptacanthia" indica Reed 1944
K34.25
Strophomenata
 Productida -
Productoidea indet.
Productoidea indet. Gray 1840
"Productus" or Marginifera sp. K34.34
 Productida - Productidae
""Productus" (Dictyoclostus) cf. inca" = Dasysaria inca, "Productus (Dictyoclostus) indicus" = Costiferina indica
""Productus" (Dictyoclostus) cf. inca" = Dasysaria inca d'Orbigny 1842
K34.22
"Productus (Dictyoclostus) indicus" = Costiferina indica Waagen 1884
K34.23
 Productida - Echinoconchidae
"Productus (Ruthenia) purdoni" = Contraspina purdoni
"Productus (Ruthenia) purdoni" = Contraspina purdoni Davidson 1862
var. paraliensis K34.24
 Orthotetida - Derbyiidae
Derbyia hemisphaerica, Derbyia subsinuata
Derbyia hemisphaerica Waagen 1884
K34.37
Derbyia subsinuata Reed 1944
K34.36
 Orthotetida - Schuchertellidae
Streptorhynchus sp.
Streptorhynchus sp. King 1850
K34.35
Scaphopoda
 Dentaliida - Dentaliidae
"Plagioglypta herculea" = Minodentalium herculeum
"Plagioglypta herculea" = Minodentalium herculeum de Koninck 1863 tusk shell
K34.52
Bivalvia
 Arcida - Parallelodontidae
Parallelodon cf. subtilistriatus
Parallelodon cf. subtilistriatus Wanner 1922 clam
K34.38
 Carditida - Astartidae
Astartella permocarbonica
Astartella permocarbonica Tschernyschew 1885 clam
K34.27
 Trigoniida - Trigoniidae
"Schizodus praecox" = Lyroschizodus praecox, "Myophoria subelegans" = Lyroschizodus subelegans
"Schizodus praecox" = Lyroschizodus praecox Waagen 1881 clam
K34.38
"Myophoria subelegans" = Lyroschizodus subelegans Waagen 1881 clam
K34.28
 Trigoniida - Myophoriidae
"Myophoria" sp.
"Myophoria" sp. Bronn 1834 clam
K34.28
 Trigoniida - Schizodidae
? Schizodus sp., Schizodus cardissa
? Schizodus sp. King 1844 clam
K34.40
Schizodus cardissa Waagen 1881 clam
K34.39
 Unionida - Unionidae
Lithodomina sp.
Lithodomina sp. Waagen 1881 freshwater mussel
K34.38, 57
Cephalopoda
 Orthocerida - Brachycycloceratidae
"Orthoceras (Cycloceras) cyclophorum" = Brachycycloceras cyclophorum
"Orthoceras (Cycloceras) cyclophorum" = Brachycycloceras cyclophorum Waagen 1879
K34.56
Gastropoda
 Bellerophontida - Euphemitidae
"Euphemus indicus" = Euphemites indicus
"Euphemus indicus" = Euphemites indicus Waagen 1880 snail
K34.41, 42
 Bellerophontida - Bellerophontidae
Bellerophon sp., Bellerophon triangularis, "Bellerophon orientalis" = Bellerophon (Bellerophon) orientalis, "Bellerophon jonesianus" = Waagenella jonesianus
Bellerophon sp. de Montfort 1808 snail
K34.44, 45
Bellerophon triangularis Waagen 1880 snail
K34.42, 43
"Bellerophon orientalis" = Bellerophon (Bellerophon) orientalis de Koninck 1863 snail
K34.42, 43
"Bellerophon jonesianus" = Waagenella jonesianus de Koninck 1863 snail
K34.45
 Euomphalina - Euomphalidae
"Euomphalus pusillus" = Leptomphalus pusillus
"Euomphalus pusillus" = Leptomphalus pusillus Waagen 1880 snail
K34.51
 Murchisoniina - Soleniscidae
"Macrochilina sp." = Strobeus, ""Macrochilina" (Sphaerodoma) cf. brevis" = Strobeus brevis, "Ianthinopsis" oviformis n. sp., ""Macrocheilina" (Sphaerodoma) primigenia" = Strobeus primogenius
"Macrochilina sp." = Strobeus de Koninck 1881 snail
K34.47, 50
""Macrochilina" (Sphaerodoma) cf. brevis" = Strobeus brevis White 1881 snail
K34.50
"Ianthinopsis" oviformis n. sp. Reed 1944 snail
K34.48, 53
""Macrocheilina" (Sphaerodoma) primigenia" = Strobeus primogenius Conrad 1835 snail
K34.49
 Murchisoniina - Gosseletinidae
""Pleurotomaria" (Baylea) cf. kirillowensis" = Peruvispira kirillowensis, ""Pleurotomaria" (Baylea) durga" = Baylea durga, "Pleurotomaria (Plocostoma) punjabica" = Callistadia punjabica, "Pleurotomaria (Baylea) sequens" = Guizhouspira sequens
""Pleurotomaria" (Baylea) cf. kirillowensis" = Peruvispira kirillowensis Licharew 1913 snail
K34.55
""Pleurotomaria" (Baylea) durga" = Baylea durga Waagen 1880 snail
K34.46
"Pleurotomaria (Plocostoma) punjabica" = Callistadia punjabica Waagen 1880 snail
K34.46
"Pleurotomaria (Baylea) sequens" = Guizhouspira sequens Waagen 1880 snail
K34.54