Isle of Portland, patch reefs, Dorset: Tithonian, United Kingdom

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Spirichnus spiralis n. gen., n. sp.
Cunctichnus probans n. gen., n. sp.
Demospongiae - Lithistida
Lithistida indet. Schmidt 1870
Demospongiae - Pachastrellida - Pachastrellidae
Pachastrella sp.
Demospongiae - Ancorinida - Geodiidae
Rhaxella sp.
Demospongiae - Clavulina - Clionaidae
Entobia cervicornis n. sp.
Stenolaemata - Cyclostomata - Stomatoporidae
Stomatopora sp. Bronn 1825
Stenolaemata - Cyclostomata - Plagioeciidae
Hyporosopora portlandica
Stenolaemata - Cyclostomata - Diastoporidae
"Berenicea" sp. Lamouroux 1821
Gymnolaemata - Ctenostomata
Stolonicella sp.
Rhynchonellata - Terebratulida - Terebratulidae
Terebratulidae indet. Gray 1840
Polychaeta
Arachnostega gastrochaenae Bertling 1992
Polychaeta - Sabellida - Sabellidae
Serpula (Cycloserpula) gordialis Schlotheim 1820
recombined as Glomerula serpentina
Polychaeta - Sabellida - Serpulidae
Serpula (Cycloserpula) striatissima n. sp.
Serpula (Dorsoserpula) sp. Linnaeus 1758
Bivalvia - Mytilida - Mytilidae
Lithophaga sp. Röding 1798
sp. A
Lithophaga (Lithophaga) subcylindrica
Modiolus (Modiolus) sp. Lamarck 1799
Bivalvia - Arcida - Cucullaeidae
Cucullaea (Idonearca) sp. (Conrad 1862)
Bivalvia - Arcida - Arcidae
Barbatia (Barbatia) bourgueti
Bivalvia - Ostreida - Gryphaeidae
Liostrea expansa
Bivalvia - Ostreida - Malleidae
Isognomon bouchardi
Bivalvia - Pectinida - Plicatulidae
Plicatula damoni
Bivalvia - Pectinida - Limidae
Plagiostoma sp. Sowerby 1814
Bivalvia - Myoida
Carterochaena pulcherrima n. gen., n. sp.
Bivalvia - Lucinida - Lucinidae
"Lucina" portlandica Sowerby 1836
recombined as Mesomiltha portlandica
Bivalvia - Cardiida - Gastrochaenidae
Gastrochaenopsis recondita
Bivalvia - Hiatellida - Hiatellidae
Hiatella (Pseudosaxicava) phaseolus
Gastropoda
Gastropoda indet. Cuvier 1795
Gastropoda - Pleurotomariidae
Pleurotomariidae indet. Swainson 1840
Gastropoda - Procerithiidae
Uchauxia quadrigranosa
synonym of Procerithium
Gastropoda - Naticidae
Naticidae indet. Guilding 1834
Tubothalamea - Miliolida - Nubeculariidae
Nubeculinella sp. Cushman 1930
Rhodophyceae - Solenoporaceae
Solenopora "portlandica"
unclassified
Iramena sp. Boekschoten 1970
Talpina bromleyi n. sp.
Rogerella pattei
Caulostrepsis cretacea
see common names

Geography
Country:United Kingdom
Coordinates: 50.5° North, 2.4° West (view map)
Paleocoordinates:41.2° North, 7.6° East
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Jurassic Epoch:Late/Upper Jurassic
Stage:Tithonian 10 m.y. bin:Jurassic 6
Key time interval:Tithonian
Age range of interval:149.20000 - 145.00000 m.y. ago
Stratigraphy
Formation:Portland Limestone Member:Portland Freestone
Stratigraphic resolution:group of beds
Stratigraphy comments: Titanites anguiformis zone; top of the formation
Lithology and environment
Primary lithology: lithified "reef rocks"
Lithology description: The principal reef framebuilders (55-70% of the reef volume) are cementing bivalves, solenoporacean algae and bryozoans.
Environment:reef, buildup or bioherm
Geology comments: patch reefs, up to 4 m high and 8 m across
Taphonomy
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:paleoecologic analysis
Metadata
Also known as:Reef 585
Database number:68088
Authorizer:W. Kiessling Enterer:U. Merkel
Research group:marine invertebrate
Created:2007-01-03 00:57:19 Last modified:2007-01-03 02:57:20
Access level:the public Released:2007-01-03 00:56:58
Creative Commons license:CC BY
Reference information

Primary reference:
19562. F. T. Fürsich, T. J. Palmer, and K. L. Goodyear. 1994. Growth and disintegration of bivalve-dominated patch reefs in the Upper Jurassic of southern England. Palaeontology 37(1):131-171 [W. Kiessling/U. Merkel]