Sotong limestone, Malay basin (Triassic of Malaysia)

Also known as Reef 193

Where: Malay basin, offshore, Malaysia (4.9° N, 104.8° E: paleocoordinates 10.8° N, 98.4° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Norian (228.0 - 208.5 Ma)

• Age based on Alpinophragmium perforatum Flügel

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; lithified limestone

• Black and gray limestone, compact with frequent stylolites, no stratification planes

Size classes: macrofossils, mesofossils, microfossils

Preservation: recrystallized, replaced with calcite, replaced with dolomite

Collection methods: core, peel or thin section

Primary reference: H. Fontaine, D. Rodziah, and U. Singh. 1990. Discovery of an Upper Triassic limestone basement in the Malay Basin, offshore Peninsular Malaysia: regional implications. Journal of Southeast Asian Earth Sciences 4(3):219-232 [W. Kiessling/B. Brenneis/B. Brenneis]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 36890: authorized by Wolfgang Kiessling, entered by Benjamin Brenneis on 19.02.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

 Involutinina - Involutinidae
? Aulotortus sp. Weynschenk 1956
Textulariina
 Hormosinacea - Hormosinidae
? Reophax sp. Montfort 1808
 Textulariina - Coscinophragmatidae
Fusulinina
 Endothyroidea - Endothyridae
 Palaeotextularoidea - Palaeotextulariidae
 Tetrataxoidea - Tetrataxidae
Tetrataxis sp. Ehrenberg 1854
Lagenina
 Nodosariacea - Nodosariidae
? Frondicularia sp. Defrance 1824
 Lagenina - Ichthyolariidae
Ostracoda
  -
Ostracoda indet. Latreille 1802 ostracod
Polychaeta
 Sabellida - Serpulidae
Serpulidae indet. Rafinesque 1835
occasionally
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
fragments, rare
Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
small in size, frequent
Stenolaemata
 Trepostomata -
Trepostomata indet. Ulrich 1882
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
frequent
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
rare
Hydrozoa
 Spongiomorphida - Spongiomorphidae
Spongiomorpha sp. Frech 1890
rare
Anthozoa
 Scleractinia - Reimaniphylliidae
? Retiophyllia sp. Cuif 1966 stony coral
commonly not in life position
 Scleractinia - Stylophyllidae
? Pinacophyllum sp. Frech 1890 stony coral
Bacinella
  -
Shamovella
  -
"Tubiphytes obscurus" = Shamovella obscura
"Tubiphytes obscurus" = Shamovella obscura Maslov 1956
common
Demospongea
 Agelasida - Colospongiidae
Colospongia sp. Laube 1865 demosponge
2 species
Bryopsidophyceae
 Caulerpales - Halimedaceae
"Cayeuxia" sp. Frollo 1938
Foraminferea
 Miliolida - Ophthalmidiidae
? Ophthalmidium sp. Kübler and Zwingli 1870
 Miliolida - Cornuspiridae
Calcivertellinae indet. Loeblich and Tappan 1964
 Miliolida - Miliolidae
? Sigmoilina sp. Schlumberger 1887
Nigriporellidae
  - Nigriporellidae