Naxing Section JSB4, Nyalam County (Permian of China)

Where: Xizang, China (28.5° N, 86.2° E: paleocoordinates 52.9° S, 64.0° E)

• coordinate estimated from map

• outcrop-level geographic resolution

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

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: J. Z. Yang and F. S. Xia. 1975. Bryozoan fossils from the Mount Qomolangma Region. A report of scientific expedition in the Mount Jolmo Lungma Region (1966-1968) 1:39-70 [D. Bottjer/C. Powers/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 110475: authorized by Matthew Clapham, entered by Matthew Clapham on 09.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Anthozoa
 Stauriida - Tachylasmatidae
Tachylasma stereoseptatum n. sp.2 Wu 1975 horn coral
Strophomenata
 Strophomenida - Rugosochonetidae
"Chonetinella cf. lissarensis" = Capillomesolobus lissarensis3
"Chonetinella cf. lissarensis" = Capillomesolobus lissarensis3 Diener 1897
 Productida - Productidae
Costiferina indica1 Waagen 1884
Rhynchonellata
 Spiriferida - Spiriferellidae
"Spiriferella tibetana" = Elivina tibetana3, Spiriferella sinica3
"Spiriferella tibetana" = Elivina tibetana3 Diener 1897
Spiriferella sinica3 Zhang 1976
Stenolaemata
 Cystoporata - Fistuliporidae
"Fistuliramus cf. lunatiferus" = Fistulipora lunatifera, "Fistuliramus labratulus" = Fistulipora labratula, Fistulotrypa nyalamensis n. sp., Fistuliramus rhombigoniatus
"Fistuliramus cf. lunatiferus" = Fistulipora lunatifera Bassler 1929
"Fistuliramus labratulus" = Fistulipora labratula Bassler 1929
Fistulotrypa nyalamensis n. sp. Yang and Xia 1975
Fistuliramus rhombigoniatus Yang and Xia 1975
 Trepostomida - Stenoporidae
Stenopora sp. Lonsdale 1844
 Cystoporida - Hexagonellidae
Meekopora prosseri Ullrich 1890
Meekopora delicata Sakagami 1961