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

Strophomenata
 Productida - Strophalosiidae
"Strophalosia indica" = Echinalosia indica5
"Strophalosia indica" = Echinalosia indica5 Waagen 1884
 Productida - Paucispiniferidae
"Productus gratiosus" = Transennatia gratiosa5
"Productus gratiosus" = Transennatia gratiosa5 Waagen 1884
 Productida -
"Marginifera typica" = Marginifera (Marginifera) typica5
"Marginifera typica" = Marginifera (Marginifera) typica5 Waagen 1884
 Productida - Productidae
"Productus indicus" = Costiferina indica5
"Productus indicus" = Costiferina indica5 Waagen 1884
 Productida - Productellidae
"Productus opuntia" = Echinauris opuntia5, Chonetella nasuta5
"Productus opuntia" = Echinauris opuntia5 Waagen 1884
Chonetella nasuta5 Waagen 1884
 Productida - Echinoconchidae
"Productus cylindricus" = Waagenoconcha cylindricus5, "Productus abichi" = Waagenoconcha (Gruntoconcha) abichi5
"Productus cylindricus" = Waagenoconcha cylindricus5 Waagen 1884
"Productus abichi" = Waagenoconcha (Gruntoconcha) abichi5 Waagen 1884
 Productida - Linoproductidae
"Productus lineatus" = Linoproductus lineatus5
"Productus lineatus" = Linoproductus lineatus5 Waagen 1884
 Productida - Monticuliferidae
"Productus asperulus" = Asperlinus asperulus5
"Productus asperulus" = Asperlinus asperulus5 Waagen 1884
 Productida - Richthofeniidae
Richthofenia lawrenciana7 de Koninck 1863
 Productida - Lyttoniidae
Oldhamina decipiens4 de Koninck 1863
7 VV, 2 DV
 Orthotetida - Derbyiidae
Derbyia grandis6 Waagen 1884
 Orthotetida - Schuchertellidae
"Streptorhynchus pectiniformis" = Kiangsiella pectiniformis6, "Orthotetes semiplanus" = Schuchertella semiplana6
"Streptorhynchus pectiniformis" = Kiangsiella pectiniformis6 Davidson 1862
"Orthotetes semiplanus" = Schuchertella semiplana6 Waagen 1884
Dorsal valve
Rhynchonellata
 Spiriferida - Trigonotretidae
"Spirifer musakheylensis" = Betaneospirifer moosakhailensis4, Neospirifer poletaevi n. sp.10, Simplicisulcus scabrosa n. sp.10
"Spirifer musakheylensis" = Betaneospirifer moosakhailensis4 Davidson 1862
Neospirifer poletaevi n. sp.10 Waterhouse 2004
NHMUK 82373 (holotype)
Simplicisulcus scabrosa n. sp.10 Reed 1944
Previously Spirifer (Neospirifer) warchensis scabrosa
 Spiriferida - Martiniidae
"Martinia chidruensis n. sp." = Martinia warthi4
"Martinia chidruensis n. sp." = Martinia warthi4 Waagen 1883
 Athyridida - Athyrididae
Spirigerella derbyi4 Waagen 1883
Spirigerella grandis4 Davidson 1862
"Athyris grossula n. sp." = Cleiothyridina grossula4 Waagen 1883
 Spiriferinida - Spiriferellinidae
"Spiriferina cristata" = Spiriferellina cristata4
"Spiriferina cristata" = Spiriferellina cristata4 von Schlotheim 1816
 Spiriferinida - Paraspiriferinidae
"Spiriferina multiplicata" = Paraspiriferina multiplicata4
"Spiriferina multiplicata" = Paraspiriferina multiplicata4 Sowerby 1829
 Rhynchonellida - Stenoscismatidae
Coledium costacurtosus n. sp.10 Waterhouse 2004
 Rhynchonellida - Psilocamaridae
"Camerophoria superstes" = Cyrolexis superstes4
"Camerophoria superstes" = Cyrolexis superstes4 de Verneuil 1845
 Rhynchonellida - Wellerellidae
"Uncinulus theobaldi" = Uncinunellina timorensis4
"Uncinulus theobaldi" = Uncinunellina timorensis4 Beyrich 1865
 Terebratulida - Notothyrididae
Notothyris warthi3 Waagen 1882
 Terebratulida - Heterelasminidae
"Dielasma acutangulum" = Gundarolasmina acutangulum3
"Dielasma acutangulum" = Gundarolasmina acutangulum3 Waagen 1882
 Terebratulida - Gillediidae
 Terebratulida - Dielasmatidae
"Dielasma breviplicatum" = Whitspakia breviplicatum3
"Dielasma breviplicatum" = Whitspakia breviplicatum3 Waagen 1882
Stenolaemata
 Cystoporata - Fistuliporidae
Dybowskiella grandis9 Waagen and Wentzel 1886
 Cystoporida - Hexagonellidae
Hexagonella ramosa9 Waagen and Wentzel 1886
 Cryptostomata - Acanthocladiidae
Polypora koninckiana8 Waagen and Pichl 1885
Polypora biarmica8 Keyserling 1846
"Synocladia virgulacea" = Synocladia dubia8 Schlotheim 1820
 Trepostomata - Batostomellidae
"Geinitzella crassa" = Batostomella crassa9
"Geinitzella crassa" = Batostomella crassa9 Lonsdale 1845
Cephalopoda
 Ceratitida - Xenodiscidae
"Xenodiscus carbonarius" = Xenodiscus carbonarius1, "Xenodiscus plicatus" = Xenodiscus carbonarius1
"Xenodiscus carbonarius" = Xenodiscus carbonarius1 Waagen 1872 ceratite
"Xenodiscus plicatus" = Xenodiscus carbonarius1 Waagen 1872 ceratite
Gastropoda
 Murchisoniina - Soleniscidae
"Macrocheilus avellanoides" = Soleniscus avellanoides
"Macrocheilus avellanoides" = Soleniscus avellanoides de Koninck 1863 snail
Bivalvia
 Pectinida - Aviculopectinidae
"Pecten prototextorius" = Aviculopecten prototextorius2
"Pecten prototextorius" = Aviculopecten prototextorius2 Waagen 1881 scallop
 Pectinida - Heteropectinidae
"Pseudomonotis deplanata n. sp." = Heteropecten deplanata2
"Pseudomonotis deplanata n. sp." = Heteropecten deplanata2 Waagen 1881 scallop
 Cardiidia - Sanguinolitidae
"Allorisma perelegans" = Wilkingia perelegans2, "Allorisma pleuromyoides n. sp." = Wilkingia pleuromyoides2
"Allorisma perelegans" = Wilkingia perelegans2 Waagen 1881 clam
"Allorisma pleuromyoides n. sp." = Wilkingia pleuromyoides2 Waagen 1881 clam
Anthozoa
 Stauriida - Polycoeliidae
""Geinitzella" columnaris" = Calophyllum columnare9
""Geinitzella" columnaris" = Calophyllum columnare9 von Schlotheim 1813 horn coral
var. incrustans (bryozoan)
 Favositida - Cleistoporidae
"Araeopora" ramosa9 Waagen and Wentzel 1886 tabulate coral