Where: Chongqing, China (29.5° N, 106.4° E: paleocoordinates 8.3° N, 93.9° E)
• coordinate based on unpublished field data
• small collection-level geographic resolution
When: Changxing Formation, Changhsingian (254.2 - 252.2 Ma)
• 3.92 m thick
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, pyritic, shelly/skeletal, gray, cherty/siliceous packstone
Size class: macrofossils
Primary reference: S. Z. Shen and X. L. He. 1991. Changhsingian brachiopod assemblage sequence in Zhongliang Hill, Chongqing. Journal of Stratigraphy 15(3):189-196 [M. Clapham/M. Clapham]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 94984: authorized by Matthew Clapham, entered by Matthew Clapham on 02.04.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Foraminifera | |
Nankinella sp. Lee 1933 | |
Anthozoa | |
Lophophyllidium sp. Grabau 1928 horn coral | |
Lingulata | |
Orbiculoidea nucleola Liao 1980 | |
Strophomenata | |
Pygmochonetes jingxianensis, "Neochonetes substrophomenoides" = Neochonetes (Huangichonetes) substrophomenoides, Neochonetes strophomenoides
Pygmochonetes jingxianensis Jin and Hu 1978
"Neochonetes substrophomenoides" = Neochonetes (Huangichonetes) substrophomenoides Huang 1932
Neochonetes strophomenoides Waagen 1884 | |
Tschernyschewia pseudoirginae Huang 1932
Tschernyschewia sinensis Chao 1927 | |
Edriosteges poyangensis Kayser 1883 | |
Licharewiella costata Waagen 1884 | |
Richthofenia guangdeensis Liao 1984
Richthofenia anshunensis Liao 1980
Richthofenia sinensis Waagen 1885 | |
Neorichthofenia mabutii Tazawa and Araki 1984 | |
"Leptodus tenuis" = Eolyttonia tenuis, Leptodus richthofeni, Leptodus nobilis, Leptodus deminutus, Keyserlingina dzhulfensis, Gubleria sp.
"Leptodus tenuis" = Eolyttonia tenuis Waagen 1883
Leptodus richthofeni Kayser 1883
Leptodus nobilis Waagen 1883
Leptodus deminutus Liao 1980
Keyserlingina dzhulfensis Sarycheva 1964 | |
Spinomarginifera pseudosintanensis, Spinomarginifera sichuanensis, Spinomarginifera chengyaoyenensis, Spinomarginifera alpha, Spinomarginifera kueichowensis, Spinomarginifera sulcata
Spinomarginifera pseudosintanensis Huang 1932
Spinomarginifera sichuanensis Shen et al. 1992
Spinomarginifera chengyaoyenensis Huang 1932
Spinomarginifera alpha Huang 1932
Spinomarginifera kueichowensis Huang 1932
Spinomarginifera sulcata Shen et al. 1992 | |
Paryphella orbicularis, "Cathaysia speciosa" = Cathaysia chonetoides
Paryphella orbicularis Liao 1980
"Cathaysia speciosa" = Cathaysia chonetoides Chao 1927 | |
Tyloplecta yangtzeensis Chao 1927 | |
"Parapulchratia intercedens" = Chenxianoproductus intercedens, "Parapulchratia nitens" = Chenxianoproductus nitens
"Parapulchratia intercedens" = Chenxianoproductus intercedens Liao and Meng 1986
"Parapulchratia nitens" = Chenxianoproductus nitens Liao and Meng 1986 | |
Compressoproductus mongolicus, Compressoproductus compressus, "Haydenella deminutus" = Haydenella deminuta, ? Haydenella paradoxica, "Haydenella kiangsiensis" = Haydenella kiangsiensis, "Haydenella chianensis" = Haydenella kiangsiensis, "Haydenella qinglongensis" = Haydenella kiangsiensis, Haydenella wenganensis, Haydenella elongata, Haydenella nasuta
Compressoproductus mongolicus Diener 1897
Compressoproductus compressus Waagen 1884
"Haydenella deminutus" = Haydenella deminuta Liao 1980
? Haydenella paradoxica Shen et al. 1992
"Haydenella kiangsiensis" = Haydenella kiangsiensis Kayser 1883
"Haydenella chianensis" = Haydenella kiangsiensis Kayser 1883
"Haydenella qinglongensis" = Haydenella kiangsiensis Kayser 1883
Haydenella wenganensis Huang 1932
Haydenella elongata Liao 1980
Haydenella nasuta Zeng 1993 | |
"Edriosteges kayseri" = Striatospica kayseri
"Edriosteges kayseri" = Striatospica kayseri Chao 1927 | |
Anidanthus sinosus Huang 1932
Anidanthus guichiensis Jin and Hu 1978 | |
Derbyia dirata3 Grant 1993
Derbyia acutangula Huang 1933
"Derbyia yangtzeensis" = Derbyia schellwieni Frech 1911 | |
Streptorhynchus longyangensis, Streptorhynchus pelargonatus, Tropidelasma zhongliangshanensis, Tropidelasma triangularis3
Streptorhynchus longyangensis Wang 1982
Streptorhynchus pelargonatus von Schlotheim 1816
Tropidelasma zhongliangshanensis He and Zhu 1985
Tropidelasma triangularis3 Shen and Shi 2007 | |
"Meekella dorsisulcata" = Meekella kueichowensis, Meekella cf. deltoides, "Meekella perigeyerelloides" = Meekella heterofolda, Meekella versiformis n. sp., Meekella sichuanensis, Meekella arakeljani, Orthothetina shuangtangensis, Orthothetina ellipsoides, "Orthothetina exquisita" = Orthothetina triangularis, "Orthothetina rara" = Orthothetina elongata, Orthothetina planoconvexa, Orthothetina regularis, Perigeyerella sp., Perigeyerella costellata, Perigeyerella fastigiata
"Meekella dorsisulcata" = Meekella kueichowensis Huang 1933
Meekella cf. deltoides Liao 1980
"Meekella perigeyerelloides" = Meekella heterofolda Liang 1990
Meekella versiformis n. sp. Shen et al. 1992
Meekella sichuanensis Shen et al. 1992
Meekella arakeljani Sokolskaja 1965
Orthothetina shuangtangensis Liang 1982
Orthothetina ellipsoides Shen et al. 1992
"Orthothetina exquisita" = Orthothetina triangularis Tong 1978
"Orthothetina rara" = Orthothetina elongata Nakamura 1972
Orthothetina planoconvexa Hayasaka 1933
Orthothetina regularis Huang 1933
Perigeyerella costellata Wang 1955
Perigeyerella fastigiata Liao and Meng 1986 | |
Rhynchonellata | |
Martinia orbicularis Gemmellaro 1899
Martinia abrupta Liao and Meng 1986
Martinia semiplana Waagen 1883
Martinia corculum Kutorga 1844 | |
"Crurithyris speciosa" = Speciothyris speciosa, "Crurithyris flabelliformis" = Orbicoelia flabelliformis
"Crurithyris speciosa" = Speciothyris speciosa Wang 1955
"Crurithyris flabelliformis" = Orbicoelia flabelliformis Liao 1979 | |
"Squamularia elegantula" = Permophricodothyris elegantula, "Squamularia squamularioides" = Permophricodothyris squamularioides, "Squamularia indica" = Permophricodothyris indica, "Squamularia grandis" = Permophricodothyris grandis, "Squamularia subrostrata" = Phricodothyris subrostrata, Phricodothyris echinata, Phricodothyris asiatica, ""Squamularia" rostrata" = Bajkuria rostrata
"Squamularia elegantula" = Permophricodothyris elegantula Waagen 1883
"Squamularia squamularioides" = Permophricodothyris squamularioides Huang 1933
"Squamularia indica" = Permophricodothyris indica Waagen 1883
"Squamularia grandis" = Permophricodothyris grandis Chao 1929
"Squamularia subrostrata" = Phricodothyris subrostrata Grabau 1936
Phricodothyris echinata Chao 1929
Phricodothyris asiatica Chao 1929
""Squamularia" rostrata" = Bajkuria rostrata Kutorga 1842 | |
Spiriferellina nasuta Cooper and Grant 1976
Crenispirifer alpheus Huang 1933 | |
Paraspiriferina multiplicata Sowerby 1829 | |
"Athyris triangularis" = Juxathyris zhijinensis, "Araxathyris rectimarginalis" = Juxathyris rectimarginalis, "Araxathyris guizhouensis" = Juxathyris guizhouensis, "Araxathyris bisulcata" = Juxathyris bisulcata, Araxathyris sp., Araxathyris ? sinensis1, Araxathyris dilatatus, Araxathyris quadrilobata, "Composita" sp., "Athyris excavata" = Cleiothyridina excavata
"Athyris triangularis" = Juxathyris zhijinensis Liao 1980
"Araxathyris rectimarginalis" = Juxathyris rectimarginalis Shen et al. 1992
"Araxathyris guizhouensis" = Juxathyris guizhouensis Liao 1980
"Araxathyris bisulcata" = Juxathyris bisulcata Liao 1980
Araxathyris sp. Grunt 1965
Araxathyris ? sinensis1 Shen et al. 2004
Araxathyris dilatatus Shen et al. 1992
Araxathyris quadrilobata Abich 1878
"Composita" sp. Brown 1849
"Athyris excavata" = Cleiothyridina excavata Grabau 1931 | |
""Athyris" aff. sulcata" = Spirigerellina sulcata
""Athyris" aff. sulcata" = Spirigerellina sulcata Yang and Xu 1966 | |
Stenoscisma mutabilis Tschernyschew 1902
Stenoscisma amoenum Cooper and Grant 1976 | |
"Stenoscisma zhongliangshanensis n. sp." = Cyrolexis zhongliangshanensis
"Stenoscisma zhongliangshanensis n. sp." = Cyrolexis zhongliangshanensis Shen et al. 1992 | |
Uncinunellina exilis3, "Anchorhynchia ignobilis n. sp." = Ancorhynchia ignobilis, Anchorhynchia sarciniformis
Uncinunellina exilis3 Shen and Shi 2007
"Anchorhynchia ignobilis n. sp." = Ancorhynchia ignobilis Shen et al. 1992
Anchorhynchia sarciniformis Shen et al. 1992 | |
"Lissorhynchia pseudoutah" = Prelissorhynchia pseudoutah, "Lissorhynchia triplicata" = Prelissorhynchia pseudoutah, "Prelissorhynchia plena" = Prelissorhynchia pseudoutah3, "Prelissorhynchia antearcus" = Prelissorhynchia pseudoutah3, "Wellerellina triplicata n. sp." = Wellerellina chongqingensis2, Wellerellina opima2
"Lissorhynchia pseudoutah" = Prelissorhynchia pseudoutah Huang 1933
"Lissorhynchia triplicata" = Prelissorhynchia pseudoutah Huang 1933
"Prelissorhynchia plena" = Prelissorhynchia pseudoutah3 Huang 1933
"Prelissorhynchia antearcus" = Prelissorhynchia pseudoutah3 Huang 1933
"Wellerellina triplicata n. sp." = Wellerellina chongqingensis2 Shen et al. 1992
Wellerellina opima2 Shen et al. 1992 | |
Notothyris triplicata Diener 1897 | |
Hemiptychina mongolica Grabau 1931 | |
Qinglongia elegans, Qinglongia gigantea, Qinglongia difforma, Qinglongia exilis, Zhongliangshania zhongliangshanensis
Qinglongia difforma Shen et al. 1992
Qinglongia exilis Shen et al. 1992
Zhongliangshania zhongliangshanensis Shen et al. 1992 | |
"Beecheria sublaevis" = Fredericksolasma sublaevis
"Beecheria sublaevis" = Fredericksolasma sublaevis Waagen 1882 | |
"Acosarina dorsisulcata" = Acosarina minuta
"Acosarina dorsisulcata" = Acosarina minuta Abich 1878 | |
Peltichia transversa Huang 1933
Peltichia sinensis Huang 1933
Peltichia zigzag Huang 1933
Enteletes sp. Waldheim 1825 | |
Bivalvia | |
Promytilus sp. Newell 1942 mussel | |
Permoperna trapezoidalis Kayser 1883 oyster | |
Guizhoupecten sp. Chen 1962 scallop |