Azure Lake Section, Marble Peak, Vancouver Island (Permian of Canada)

Where: British Columbia, Canada (49.7° N, 125.7° W: paleocoordinates 0.5° N, 60.0° W)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Buttle Lake Formation, Artinskian (290.1 - 279.3 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

• Medium to coarse-grained, crinoidal, sparsely fossiliferous, light-colored limestone. Nodules and irregular thin bands of light and dark chert and silicified limestone occur in zones between massive limestone beds. At least one thick bed of dark, richly fossiliferous, dolomitic limestone is present.

Size class: macrofossils

Primary reference: R.W. Yole. 1963. An Early Permian fauna from Vancouver Island, British Columbia. Bulletin of Canadian Petroleum Geology 11:138-149 [M. Clapham/M. Clapham]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 82123: authorized by Matthew Clapham, entered by Matthew Clapham on 23.07.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• Identifications are poor.
Fusulinina
 Tetrataxoidea - Tetrataxidae
Tetrataxis sp. Ehrenberg 1854
Ostracoda
  -
Ostracoda indet. Latreille 1802 ostracod
Strophomenata
 Productida - Echinoconchidae
"Echinoconchus inexpectatus" = Calliprotonia inexpectatum
"Echinoconchus inexpectatus" = Calliprotonia inexpectatum Cooper 1957
 Productida - Productellidae
 Productida - Productidae
Kochiproductus porrectus2, Horridonia "sp. B", "Sowerbina bullocki" = Bruntonia bullocki2, "? Muirwoodia sp." = Yakovlevia, "Antiquatonia sulcata" = Antiquatonia cooperi
Horridonia "sp. B" Chao 1927
"Sowerbina bullocki" = Bruntonia bullocki2 Nelson and Johnson 1968
"? Muirwoodia sp." = Yakovlevia Fredericks 1925
"Antiquatonia sulcata" = Antiquatonia cooperi Shi 1990
Rhynchonellata
 Athyridida - Neoretziidae
Hustedia cf. meekana Shumard 1858
 Athyridida - Athyrididae
"Cleiothyridina cf. gerardi" = Himathyris gerardi
"Cleiothyridina cf. gerardi" = Himathyris gerardi Diener 1899
 Spiriferida - Trigonotretidae
? Neospirifer "n. sp." Fredericks 1919
Neospirifer sp. Fredericks 1919
 Spiriferida - Spiriferellidae
Spiriferella cf. saranae de Verneuil 1845
 Spiriferida - Brachythyrididae
"Spirifer cf. ufensis" = Brachythyris ufensis
"Spirifer cf. ufensis" = Brachythyris ufensis Tschernyschew 1902
 Spiriferida - Reticulariidae
"Squamularia cf. rostrata" = Bajkuria rostrata
"Squamularia cf. rostrata" = Bajkuria rostrata Kutorga 1842
 Rhynchonellida - Rhynchoporidae
Rhynchopora magna2 Cooper 1957
 Rhynchonellida - Stenoscismatidae
"Laevicamera sp." = Camerisma
"Laevicamera sp." = Camerisma
Bivalvia
 Arcida - Parallelodontidae
? Parallelodon sp. Meek and Worthen 1866 clam
 Pectinida - Aviculopectinidae
? Aviculopecten sp. M'Coy 1851 scallop
Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
Stenolaemata
 Fenestrida - Fenestellidae
"Fenestella cf. rottiensis" = Levifenestella rottiensis, Fenestella cf. pulchradorsalis1, "Fenestella basleoensis" = Spinofenestella basleoensis1, "Fenestella parviuscula" = Alternifenestella horologia1
"Fenestella cf. rottiensis" = Levifenestella rottiensis Bassler 1929
"Fenestella basleoensis" = Spinofenestella basleoensis1 Bassler 1929
"Fenestella parviuscula" = Alternifenestella horologia1 Bretnall 1926
 Fenestrida - Septoporidae
? Thamniscus unilateralis n. sp.1 Fritz 1932
 Fenestrida - Acanthocladiidae
Acanthocladia multipora n. sp.1 Fritz 1932
 Fenestrida - Polyporidae
"Phyllopora cf. haimeana" = Protoretepora haimeana1 de Koninck 1863
"Polypora elongata" = Polyporellina fritzi1 Sakagami 1970
Polypora vancouverensis n. sp.1 Fritz 1932
Polypora sykesi1 de Koninck 1863
Polypora consanguinea1 Bassler 1929
Polypora megastoma1 de Koninck 1863
 Fenestrata -
Pinnatopora grandis n. sp.1 Fritz 1932
 Trepostomida - Anisotrypidae
Ulrichotrypa prolifica n. sp.1 Fritz 1932
 Cystoporida - Goniocladiidae
Goniocladia intermedia n. sp.1 Fritz 1932
 Cryptostomata - Arthrostylidae
"Rhombopora porifera n. sp." = Permoheloclema porifera1
"Rhombopora porifera n. sp." = Permoheloclema porifera1 Fritz 1932
 Cryptostomata - Hyphasmoporidae
Streblotrypa pulchra n. sp.1 Fritz 1932
 Rhabdomesida - Rhabdomesidae
 Rhabdomesida - Nikiforovellidae
Clausotrypa spinosa n. sp.1 Fritz 1932
Anthozoa
 Auloporida - Pyrgiidae
? Cladochonus sp. M'Coy 1847 tabulate coral
 Stauriida - Cyathopsidae
? Caninia sp. Michelin 1840 horn coral