Alrota, Pteroceriano Formation, coral patch reefs, Lisboa: Tithonian, Portugal

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
? Likaniella bartheli
Cyanophyceae - Garwoodiaceae
Bacinella irregularis Radoicic 1959
Cyanophyceae
Cayeuxia kurdistanensis
unclassified
Lithocodium sp. Elliott 1956
Anthozoa - Scleractinia - Actinastreidae
Actinastrea sp. d'Orbigny 1849
Anthozoa - Scleractinia - Dermosmiliidae
Dermosmilia sp. Koby 1884
Anthozoa - Scleractinia - Calamophylliidae
"Calamophyllia" sp. Blainville 1830
Anthozoa - Scleractinia - Solenocoeniidae
Stylina (Convexastrea) sexradiata (Goldfuss 1826)
recombined as Solenocoenia sexradiata
Anthozoa - Scleractinia - Cyathophoridae
Cyathophora sp. Michelin 1843
Anthozoa - Scleractinia - Amphiastreidae
Amphiastrea piriformis Gregory 1900
Anthozoa - Scleractinia - Axosmiliidae
Axosmilia sp. Milne-Edwards and Haime 1848
Stromatoporoidea - Stromatoporoidea
Stromatoporoidea indet. Nicholson and Murie 1878
Echinoidea
Echinoidea indet. (Leske 1778)
Echinoidea - Hemicidaridae
Pseudocidaris lusitanicus
unclassified
Bryozoa indet. Ehrenberg 1831
Brachiopoda indet. Cuvier 1805
Polychaeta - Sabellida - Serpulidae
Serpulidae indet. Rafinesque 1835
Bivalvia
Bivalvia indet. Linnaeus 1758
Bivalvia - Mytilida - Mytilidae
Lithophaga sp. Röding 1798
Bivalvia - Ostreida - Pteriidae
Pteroperna cf. pygmaea
Gastropoda - Heterostropha - Nerineidae
Nerineidae indet. Zittel 1873
Nodosariata - Vaginulinida - Vaginulinidae
Lenticulina sp. Lamarck 1804
Lituolida - Ammobaculinidae
"Haplophragmium" sp.
Cyclamminidae
Pseudocyclammina ex gr. parvula
Everticyclammina virguliana
Mesoendothyridae
? Mesoendothyra sp. Dain 1958
Nautiloculinidae
Nautiloculina oolithica
Mayncinidae
Freixialina planispiralis Ramalho 1969
Ammodiscidae
Glomospira sp. Rzehak 1895
Spirillinidae
Conicospirillina basilensis
Tubothalamea - Miliolida - Miliolidae
Miliolidae indet. Ehrenberg 1839
Tubothalamea - Miliolida - Nubeculariidae
Nubeculariidae indet. Jones 1875
Chlorophyceae - Dasycladales
? Actinoporella podolithica
Chlorophyceae - Dasycladales - Dasycladaceae
Dasycladaceae indet. Kutzing 1843
? Cylindroporella cf. arabica
? Macroporella nisi
Rhodophyceae - Solenoporaceae
Solenopora cayeuxiformis
Solenopora sp. Dybowski 1877
Marinella lugeoni Pfender 1939
Rhodophyceae - Gymnocodiaceae
Permocalculus sp. Elliott 1955
see common names

Geography
Country:Portugal
Coordinates: 38.9° North, 9.1° West (view map)
Paleocoordinates:33.2° North, 1.0° East
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
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:Pteroceriano Member:upper
Stratigraphic resolution:group of beds
Stratigraphy comments: "Alrota Limestones"
Lithology and environment
Primary lithology: lithified bafflestone
Secondary lithology: lithified "reef rocks"
Lithology description: coral bafflestones, float/boundstones and framestones
Environment:reef, buildup or bioherm
Geology comments: lagoonal patch reefs within shallow siliciclastic-carbonate setting
Taphonomy
Size of fossils:macrofossils,microfossils
Collection methods and comments
Collection methods:field collection
Reason for describing collection:paleoecologic analysis
Metadata
Also known as:Reef 2750
Database number:68238
Authorizer:W. Kiessling Enterer:U. Merkel
Research group:marine invertebrate
Created:2007-01-10 06:51:10 Last modified:2007-01-10 08:51:10
Access level:the public Released:2007-01-10 06:51:04
Creative Commons license:CC BY
Reference information

Primary reference:
19629. R. R. Leinfelder. 1986. Facies, stratigraphy and paleogeographic analysis of Upper? Kimmeridgian to Upper Portlandian sediments in the environs of Arruda dos Vinhos, Estremadura, Portugal. Muenchner Geowissenschaftliche Abhandlungen, A 7:1-215 [W. Kiessling/U. Merkel]