Chidru, "Cephalopod Bed", Salt Range (Permian of Pakistan)

Also known as Chhidru

Where: Pakistan (32.6° N, 71.8° E: paleocoordinates 42.8° S, 55.7° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Chhidru Formation, Wuchiapingian (259.9 - 254.2 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified, ooidal, gray, argillaceous limestone

• Grey, shaly, calcareous rock, very argillaceous and slighty oolitic

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 88933: authorized by Matthew Clapham, entered by Matthew Clapham on 25.04.2009, edited by Bethany Allen

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Bivalvia
 Cardiidia - Sanguinolitidae
"Allorisma perelegans" = Wilkingia perelegans3, "Allorisma pleuromyoides n. sp." = Wilkingia pleuromyoides3
"Allorisma perelegans" = Wilkingia perelegans3 Waagen 1881 clam
"Allorisma pleuromyoides n. sp." = Wilkingia pleuromyoides3 Waagen 1881 clam
 Pectinida - Heteropectinidae
"Pseudomonotis deplanata n. sp." = Heteropecten deplanata3
"Pseudomonotis deplanata n. sp." = Heteropecten deplanata3 Waagen 1881 scallop
 Pectinida - Aviculopectinidae
"Pecten prototextorius" = Aviculopecten prototextorius3
"Pecten prototextorius" = Aviculopecten prototextorius3 Waagen 1881 scallop
Gastropoda
 Murchisoniina - Soleniscidae
"Macrocheilus avellanoides" = Soleniscus avellanoides
"Macrocheilus avellanoides" = Soleniscus avellanoides de Koninck 1863 snail
Cephalopoda
 Ceratitida - Xenodiscidae
"Xenodiscus carbonarius" = Xenodiscus carbonarius2, "Xenodiscus plicatus" = Xenodiscus carbonarius2
"Xenodiscus carbonarius" = Xenodiscus carbonarius2 Waagen 1872 ceratite
"Xenodiscus plicatus" = Xenodiscus carbonarius2 Waagen 1872 ceratite
Stenolaemata
 Cystoporida - Hexagonellidae
Hexagonella ramosa10
Hexagonella ramosa10 Waagen and Wentzel 1886
 Cystoporata - Fistuliporidae
Dybowskiella grandis10
Dybowskiella grandis10 Waagen and Wentzel 1886
 Trepostomata - Batostomellidae
"Geinitzella crassa" = Batostomella crassa10
"Geinitzella crassa" = Batostomella crassa10 Lonsdale 1845
 Cryptostomata - Acanthocladiidae
"Synocladia virgulacea" = Synocladia dubia9, Polypora biarmica9, Polypora koninckiana9
"Synocladia virgulacea" = Synocladia dubia9 Schlotheim 1820
Polypora biarmica9 Keyserling 1846
Polypora koninckiana9 Waagen and Pichl 1885
Rhynchonellata
 Spiriferinida - Paraspiriferinidae
Spiriferina multiplicata punjabensis1
 Spiriferinida - Spiriferellinidae
"Spiriferina cristata" = Spiriferellina cristata5
"Spiriferina cristata" = Spiriferellina cristata5 von Schlotheim 1816
 Terebratulida - Notothyrididae
Notothyris warthi4, Notothyris subvesicularis4
Notothyris warthi4 Waagen 1882
Notothyris subvesicularis4 Davidson 1862
 Terebratulida - Gillediidae
Hemiptychina himalayensis4
 Terebratulida - Heterelasminidae
"Dielasma acutangulum" = Gundarolasmina acutangulum4
"Dielasma acutangulum" = Gundarolasmina acutangulum4 Waagen 1882
 Terebratulida - Dielasmatidae
"Dielasma breviplicatum" = Whitspakia breviplicatum4
"Dielasma breviplicatum" = Whitspakia breviplicatum4 Waagen 1882
 Rhynchonellida - Psilocamaridae
"Camerophoria superstes" = Cyrolexis superstes5
"Camerophoria superstes" = Cyrolexis superstes5 de Verneuil 1845
 Rhynchonellida - Stenoscismatidae
Coledium costacurtosus n. sp.11
Coledium costacurtosus n. sp.11 Waterhouse 2004
 Rhynchonellida - Wellerellidae
"Uncinulus theobaldi" = Uncinunellina timorensis5
"Uncinulus theobaldi" = Uncinunellina timorensis5 Beyrich 1865
 Spiriferida - Martiniidae
"Martinia chidruensis n. sp." = Martinia warthi5
"Martinia chidruensis n. sp." = Martinia warthi5 Waagen 1883
 Spiriferida - Trigonotretidae
Neospirifer poletaevi n. sp.11, "Spirifer musakheylensis" = Betaneospirifer moosakhailensis5, Simplicisulcus scabrosa n. sp.11
Neospirifer poletaevi n. sp.11 Waterhouse 2004
NHMUK 82373 (holotype)
"Spirifer musakheylensis" = Betaneospirifer moosakhailensis5 Davidson 1862
Simplicisulcus scabrosa n. sp.11 Reed 1944
Previously Spirifer (Neospirifer) warchensis scabrosa
 Athyridida - Athyrididae
"Athyris grossula n. sp." = Cleiothyridina grossula5, Spirigerella grandis5, Spirigerella derbyi5, Spirigerella fusiformis5
"Athyris grossula n. sp." = Cleiothyridina grossula5 Waagen 1883
Spirigerella grandis5 Davidson 1862
Spirigerella derbyi5 Waagen 1883
Strophomenata
 Orthotetida - Schuchertellidae
"Streptorhynchus pectiniformis" = Kiangsiella pectiniformis6, "Orthotetes semiplanus" = Schuchertella semiplana6
"Streptorhynchus pectiniformis" = Kiangsiella pectiniformis6 Davidson 1862
"Orthotetes semiplanus" = Schuchertella semiplana6 Waagen 1884
Dorsal valve
 Orthotetida - Derbyiidae
Derbyia grandis6
Derbyia grandis6 Waagen 1884
 Productida - Productidae
"Productus indicus" = Costiferina indica7
"Productus indicus" = Costiferina indica7 Waagen 1884
 Productida - Productellidae
Chonetella nasuta7, "Productus opuntia" = Echinauris opuntia7
Chonetella nasuta7 Waagen 1884
"Productus opuntia" = Echinauris opuntia7 Waagen 1884
 Productida - Paucispiniferidae
"Productus gratiosus" = Transennatia gratiosa7
"Productus gratiosus" = Transennatia gratiosa7 Waagen 1884
 Productida -
"Marginifera typica" = Marginifera (Marginifera) typica7
"Marginifera typica" = Marginifera (Marginifera) typica7 Waagen 1884
 Productida - Linoproductidae
"Productus lineatus" = Linoproductus lineatus7
"Productus lineatus" = Linoproductus lineatus7 Waagen 1884
 Productida - Monticuliferidae
"Productus asperulus" = Asperlinus asperulus7
"Productus asperulus" = Asperlinus asperulus7 Waagen 1884
 Productida - Echinoconchidae
"Productus abichi" = Waagenoconcha (Gruntoconcha) abichi7, "Productus cylindricus" = Waagenoconcha cylindricus7
"Productus abichi" = Waagenoconcha (Gruntoconcha) abichi7 Waagen 1884
"Productus cylindricus" = Waagenoconcha cylindricus7 Waagen 1884
 Productida - Lyttoniidae
Oldhamina decipiens5
Oldhamina decipiens5 de Koninck 1863
7 VV, 2 DV
 Productida - Richthofeniidae
Richthofenia lawrenciana8
Richthofenia lawrenciana8 de Koninck 1863
 Productida - Strophalosiidae
"Strophalosia indica" = Echinalosia indica7
"Strophalosia indica" = Echinalosia indica7 Waagen 1884
Anthozoa
 Stauriida - Polycoeliidae
""Geinitzella" columnaris" = Calophyllum columnare10
""Geinitzella" columnaris" = Calophyllum columnare10 von Schlotheim 1813 horn coral
var. incrustans (bryozoan)
 Favositida - Cleistoporidae
"Araeopora" ramosa10
"Araeopora" ramosa10 Waagen and Wentzel 1886 tabulate coral
1Reed 1931; 2Waagen 1879; 3Waagen 1881; 4Waagen 1882; 5Waagen 1883; 6Waagen 1884; 7Waagen 1884; 8Waagen 1885; 9Waagen and Pichl 1885; 10Waagen and Wentzel 1886; 11Waterhouse 2004