Mount Guthrie, Tanjong Pagar (Permian to of Singapore)

Where: Singapore (1.3° N, 103.8° E: paleocoordinates 28.8° S, 117.1° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Artinskian to Artinskian (290.1 - 268.8 Ma)

• "Permian, possibly Artinskian" according to Morris et al., based on redescription of "Goniomya" singaporensis. Could be younger because Undulomya pleiopleura (a synonymous species) ranges from Kungurian-Roadian in Western Australia. 2-foot (circa) bed of silty clay.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; lithified, silty mudstone

• Silty clay with obscure plant remains

Size class: macrofossils

Preservation: mold/impression

Collected by John B. Scrivenor

Primary reference: R. B. Newton. 1906. Notice of some fossils from Singapore discovered by John B. Scrivenor, FGS, geologist to the Federated Malay States. Geological Magazine, New Series, Decade V 3:487-496 [M. Clapham/M. Clapham/M. Clapham]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 113863: authorized by Matthew Clapham, entered by Matthew Clapham on 06.08.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
  -
"Astarte" scrivenori n. sp. Newton 1906 clam
 Arcida -
"Cucullaea" scrivenori n. sp. Newton 1906 clam
 Arcida - Parallelodontidae
 Pterioida -
"Gervillia" hanitschi n. sp. Newton 1906 clam
 Mytilida - Mytilidae
? Volsellina sp. Newell 1942 mussel
 Carditida - Astartidae
""Astarte" guthriensis n. sp." = Astartella guthriensis
""Astarte" guthriensis n. sp." = Astartella guthriensis Newton 1906 clam
 Cardiidia - Sanguinolitidae
"Goniomya singaporensis n. sp." = Undulomya singaporensis, "Goniomya scrivenori n. sp." = Undulomya singaporensis
"Goniomya singaporensis n. sp." = Undulomya singaporensis Newton 1906 clam
"Goniomya scrivenori n. sp." = Undulomya singaporensis Newton 1906 clam
 Thraciida - Thraciidae
? Thracia sp. Blainville 1824 clam
 Lucinida - Lucinidae
? Lucina sp. Bruguière 1797 clam
 Nuculoida -
"Nuculoida indet." = Nuculida
"Nuculoida indet." = Nuculida Dall 1889 clam
 Protobranchia - Nuculanidae
? Nuculana sp. Link 1807 pointed nut clam