Shizishan, ADL703, Luogu Lake (Permian of China)

Where: Yunnan, China (27.8° N, 100.7° E: paleocoordinates 12.8° S, 81.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• formation-level stratigraphic resolution

Environment/lithology: lithified, cherty/siliceous limestone and lithified, brown limestone

• brown thin-bedded limestones, bituminite limestones and massive siliceous limestones, interbedded with tuffaceous sandstones.

Size class: macrofossils

Preservation: replaced with silica

Primary reference: H. -Z. Pan and D. H. Erwin. 2002. Gastropods from the Permian of Guangxi and Yunnan Provinces, South China. Journal of Paleontology Memoir 56:1-49 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 56943: authorized by Pete Wagner, entered by Pete Wagner on 29.11.2005, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

• Gastropods only
Foraminifera
 Fusulinoidea - Staffellidae
 Fusulinoidea - Boultoniidae
Cephalopoda
 Ceratitida - Tapashanitidae
Tapashanites sp. Zhao and Liang 1965 ceratite
Gastropoda
  -
Gastropoda "indeterminate A" Cuvier 1795 snail
Probably Orthonema nana n. sp. in appendix (nomen nudum)
 Trochoidea - Turbinidae
Straparella rotella n. sp. Pan and Erwin 2002 snail
 Euomphalina - Microdomatidae
Glyptospira pinna n. sp. Pan and Erwin 2002 snail
  -
Luoguispira micra n. gen. n. sp. Pan and Erwin 2002 snail
Luoguispira multilinea Pan and Erwin 2002 snail
 Caenogastropoda - Meekospiridae
Ninglangella ninglangensis n. gen. n. sp. Pan and Erwin 2002 snail
 Zygopleuroidea - Pseudozygopleuridae
Ploceozyga (Plocezyga) varica n. sp. Pan and Erwin 2002 snail
Plocezyga (Plocezyga) yunnanensis n. sp. Pan and Erwin 2002 snail
Pseudozygopleura micra n. sp. Pan and Erwin 2002 snail
 Caenogastropoda - Goniasmatidae
"Peruvispira jucunda n. sp." = Erwinispira jucunda, Platyzona sp.1
"Peruvispira jucunda n. sp." = Erwinispira jucunda Pan and Erwin 2002 snail
Platyzona sp.1 Knight 1945 snail
 Sorbeoconcha - Propupaspiridae
Propupaspira eleganta n. gen. n. sp., Eosinocerithium reticulatum n. gen. n. sp.2
Propupaspira eleganta n. gen. n. sp. Pan and Erwin 2002 snail
Eosinocerithium reticulatum n. gen. n. sp.2 Nützel et al. 2002 snail
  -
Luoguella elegantula n. gen. n. sp., Luoguella diana n. sp.
Luoguella elegantula n. gen. n. sp. Pan and Erwin 2002 snail
Luoguella diana n. sp. Pan and Erwin 2002 snail
 Heterostropha - Streptacididae
Streptacis pravis n. sp. Pan and Erwin 2002 snail
 Heterostropha - Donaldinidae
Donaldina quinquecarina n. sp. Pan and Erwin 2002 snail
 Neritoidea - Naticopsidae
Naticopsis (Naticopsis) shizishanensis n. sp. Pan and Erwin 2002 snail
  - Plicatusidae
Plicatus multifilaris n. sp. Pan and Erwin 2002 snail
Plicatus scalaris n. gen. n. sp. Pan and Erwin 2002 snail
Strophomenata
 Orthotetida - Meekellidae
Orthothetina ruber Frech 1911
[entered as Orthotetina ruber]
 Productida - Lyttoniidae