Prainha Bay, Santa Maria: Late/Upper Pleistocene, Portugal

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Phasianellidae
Tricolia pullus (Linnaeus 1758)
Zbyszewski and Ferreira 1961
Gastropoda - Trochidae
"Trochus" strigosus Gmelin 1791
Zbyszewski and Ferreira 1961
synonym of Gibbula cineraria
Gastropoda - Neogastropoda - Mitridae
Mitra comicula Linnaeus 1758
Zbyszewski and Ferreira 1961
Gastropoda - Neogastropoda - Mangeliidae
Mangelia nebula (Montagu 1803)
Zbyszewski and Ferreira 1961
Gastropoda - Cassidae
Phalium undulatum (Gmelin 1791)
Zbyszewski and Ferreira 1961
Gastropoda - Ranellidae
Cabestana cutacea (Linnaeus 1767)
Zbyszewski and Ferreira 1961
Gastropoda - Cypraeidae
Zonaria pyrum (Gmelin 1791)
Zbyszewski and Ferreira 1961
recombined as Zonaria (Zonaria) pyrum
Gastropoda - Naticidae
Polinices lacteus (Guilding 1834)
Zbyszewski and Ferreira 1961
Gastropoda - Rissoidae
Rissoa variabilis
Zbyszewski and Ferreira 1961
Rissoa dolium Nyst 1845
Zbyszewski and Ferreira 1961
Alvania pagodula (Bucquoy et al. 1884)
Zbyszewski and Ferreira 1961
Manzonia costata (Adams 1796)
Zbyszewski and Ferreira 1961
    = Manzonia crassa Kanmacher 1798
Callapez and Ferreira Soares 2000
Rissoina canariensis (d'Orbigny 1840)
Zbyszewski and Ferreira 1961
    = Rissoina bruguierei
Callapez and Ferreira Soares 2000
Gastropoda - Cerithiopsidae
Seila trilineata (Philippi 1836)
Zbyszewski and Ferreira 1961
Cerithiopsis nana Jeffreys 1867
Zbyszewski and Ferreira 1961
Gastropoda - Patellidae
Patella caerulea Linnaeus 1758
Zbyszewski and Ferreira 1961
    = Patella candei d'Orbigny 1840
Callapez and Ferreira Soares 2000
Patella vulgata Linnaeus 1758
Zbyszewski and Ferreira 1961
    = Patella candei d'Orbigny 1840
Callapez and Ferreira Soares 2000
Bivalvia - Pectinida - Pectinidae
Lyropecten cf. nodosus (Linnaeus 1758)
Zbyszewski and Ferreira 1961
recombined as Nodipecten nodosus
Bivalvia - Ostreida - Gryphaeidae
Neopycnodonte cf. cochlear (Poli 1795)
Zbyszewski and Ferreira 1961
Bivalvia - Mytilida - Mytilidae
Lithophaga lithophaga (Linnaeus 1758)
Zbyszewski and Ferreira 1961
    = Myoforceps aristata Dillwyn 1817
Callapez and Ferreira Soares 2000
recombined as Lithophaga aristata
Bivalvia - Cardiida - Cardiidae
Laevicardium norvegicum (Spengler 1797)
Zbyszewski and Ferreira 1961
synonym of Laevicardium crassum
Bivalvia - Solenida - Solenidae
Solen cf. marginatus Pulteney 1799
Zbyszewski and Ferreira 1961
see common names

Geography
Country:Portugal
Coordinates: 36.9° North, 25.1° West (view map)
Paleocoordinates:36.9° North, 25.1° West
Basis of coordinate:based on nearby landmark
Altitude:3 meters
Geographic resolution:outcrop
Time
Period:Quaternary Epoch:Pleistocene
10 m.y. bin:Cenozoic 6
Key time interval:Late/Upper Pleistocene
Age range of interval:0.12600 - 0.01170 m.y. ago
Stratigraphy
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From unnamed Late Quaternary marine deposits. AGE: Pleistocene. No basis for age given in text, but presumably is based on macrofaunal biostratigraphy and stratigraphic position. STRATIGRAPHIC POSITION: Succession is situated about 2ยท3 meters above the present low tide, and built of a basal conglomerate with algal-limestone concretions followed by 0.80 to 1.50 m of fossiliferous beach sands.
Lithology and environment
Primary lithology:concretionary lithified calcareous conglomerate
Secondary lithology:shelly/skeletal sandstone
Includes fossils?Y
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Succession comprises basal conglomerate with algal-limestone concretions followed by 0.80 to 1.50 m of fossiliferous beach sands.. LITHIFICATION:
Environment:coastal indet.
Geology comments: ENVIRONMENT: Comprising species of rocky, sandy or algal substrates from the supralittoral to upper sublittoral marine environments.
Taphonomy
Modes of preservation:body,original aragonite
Degree of concentration:concentrated
Size of fossils:macrofossils
Fragmentation:frequent
Temporal resolution:time-averaged
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:bulk,surface (in situ),field collection
Reason for describing collection:paleoecologic analysis
Collection method comments: COLLECTOR: Unknown, from collections identified by Mayer (1864), Zbyszewski & Ferreira (1961). REPOSITORY: Not stated in text.
Taxonomic list comments:COVERAGE: Exhaustive faunal list for molluscs. NOMENCLATURE: Assembled in Callapez & Ferreira Soares (2000) from older literature. Original names (although following synonymies used in Callapez & Ferreira Soares) are entered, but re-identified using suggestions of Callapez & Ferreira Soares (2000).
Metadata
Database number:122245
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2011-12-20 05:08:50 Last modified:2013-11-25 13:37:23
Access level:authorizer only Released:2013-12-20 05:08:50
Creative Commons license:CC BY
Reference information

Primary reference:

38919. F. Mayer. 1864. Palaontologische Verhaltnisse. Systematisehes Verzeichniss der fossilen Reste von Madeira, Porto Santo und Santa Maria nebst Beschreibung der neuen Arten. In G. Hartung (ed.), Geologische Beschreibung der Inseln Madeira und Porto Santo 183-285 [A. Hendy/A. Hendy]

Secondary references:

38828 P. Callapez and A. Ferreira Soares. 2000. Late Quaternary warm marine mollusks from Santa Maria (Azores) paleoecologic and paleobiogeographic considerations. Ciencias da Terra 14:313-322 [A. Hendy/A. Hendy/A. Hendy]
38920 G. Zbyszewski and O. Ferreira. 1961. La faune marine des basses plages quaternaires de Praia et Prainha dans I'ile de Santa Maria (Acores). Comunicacoes dos Servicos Geologicos de Portugal 45:467-478 [A. Hendy/A. Hendy]