Locality 47, Boola Beds, south of Tyers Quarry, Tyers area, Victoria (Silurian of Australia)

Where: Victoria, Australia (38.2° S, 146.5° E: paleocoordinates 1.4° N, 175.6° E)

• coordinate based on political unit

• outcrop-level geographic resolution

When: Boola Beds Formation, Silurian (443.8 - 419.2 Ma)

• formation-level stratigraphic resolution

Environment/lithology: marine; gray, calcareous mudstone

• thick, uniform mudstone series, grey-green, the top 100 ft. are fossiliferous, and may become calcareous and strongly cemented with carbonate, approaching an impure limestone

Collection methods: peel or thin section,

Primary reference: G. M. Philip. 1962. The palaeontology and stratigraphy of the Siluro-Devonian sediments of the Tyers Area, Gippsland, Victoria. Proceedings of the Royal Society of Victoria 75(n.s.):123-246 [A. Miller/K. Layou]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 10191: authorized by Arnold Miller, entered by Karen Layou on 05.03.2001

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Rhynchonellata
 Orthida - Dalmanellidae
aff. Onniella tyersensis Philip 1962
rare
Tyersella typica Philip 1962
rare
Isorthis festiva Philip 1962
occasional
 Orthida - Schizophoriidae
Schizophoria sp. King 1850
rare
 Athyridida - Nucleospiridae
Nucleospira sp. Hall 1859
rare
 Atrypida - Lissatrypidae
 Atrypida - Atrypidae
Atrypa reticularis Linnaeus 1758
occasional
 Spiriferida -
Strophomenata
 Strophomenida - Sowerbyellidae
Plectodonta bipartita Chapman 1913
rare
 Strophomenida - Strophonellidae
Strophonella gippslandica Philip 1962
occasional
 Strophomenida - Leptostrophiidae
Leptostrophia affinalata Gill 1949
rare
 Strophomenida - Douvillinidae
Cymostrophia sp. Caster 1939
rare
 Strophomenida - Rafinesquinidae
Bivalvia
 Modiomorphida - Cypricardiniidae
Cypricardinia sp. Hall 1860 clam
rare
 Ostreida - Pterineidae
Actinopteria sp. Hall 1884 oyster
rare
Trilobita
 Odontopleurida - Odontopleuridae
Leonaspis bispinosa trilobite
rare
 Phacopida - Cheiruridae
"Cheirurus (Crotalocephalus) silverdalensis" = Crotalocephalus silverdalensis
"Cheirurus (Crotalocephalus) silverdalensis" = Crotalocephalus silverdalensis Etheridge and Mitchell 1917 trilobite
rare
 Phacopida - Calymenidae
"Gravicalymene angustior" = Calymene (Gravicalymene) angustior
"Gravicalymene angustior" = Calymene (Gravicalymene) angustior Chapman 1915 trilobite
occasional
Anthozoa
 Stauriida - Streptelasmatidae
Streptelasma spp. Hall 1847 horn coral
rare
 Stauriida - Laccophyllidae
Syringaxon (Syringaxon) sp. Lindström 1882 horn coral
occasional
 Favositida - Coenitidae
Coenites (Cladopora) planifolium tabulate coral
occasional
Coenites (Cladopora) gippslandica tabulate coral
occasional
 Favositida - Micheliniidae
Pleurodictyum megastoma tabulate coral
occasional
 Favositida - Favositidae
"Favosites squamuliferus" = Squameofavosites squamuliferus Etheridge 1899 tabulate coral
rare (F. squamuliferus forma nitidus)
Favosites forbesi tabulate coral
occasional
Favosites coactilis tabulate coral
common
Favosites moonbiensis tabulate coral
rare
 Auloporida - Auloporidae
Aulopora emergens tabulate coral
questionable occurrence