Cerro Barrigon, Araya Peninsula [Araya Fm] (Pliocene of Venezuela)

Where: Venezuela (10.6° N, 64.3° W: paleocoordinates 10.6° N, 63.8° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Araya Formation (Cubagua Group), Late/Upper Pliocene (3.6 - 2.6 Ma)

• STRATIGRAPHIC RELATIONS: From the Araya Fm of the Cubagua Gp (Late Miocene-Pliocene), which overlies the La Güica Fm. THICKNESS: From a formation that has a maximum thickness of 164 m at its type section. AGE: Late Pliocene on the basis of planktonic foraminifera. Belongs to the Globoratalia miocenica zone(3.2-2.4 Ma) according to Castro and Mederos, 1997. STRATIGRAPHIC POSITION: A composite list for the formation at this section.

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; poorly lithified, fine-grained sandstone

• ENVIRONMENT: Tropical shallow-marine environment of normal salinity and with a sandy substrate.
• SPECIFIC LITHOLOGY: Poorly consolidated fossiliferous fine sand. LITHIFICATION: Poorly lithified (or unlithified) on the basis of facies description.

Size classes: macrofossils, mesofossils

Collected by Landau in 2003-2007

Collection methods: surface (float), surface (in situ),

• COLLECTOR: B. Landau and colleagues, over "last five years". REPOSITORY: Not stated, but possibly Centro de Geologia da Universidad de Lisboa, Camp Grande, Portugal, NHM Vienna, and personal collection of B. Landau.

Primary reference: B. Landau and C. Marques da Silva. 2010. Early Pliocene gastropods of Cubagua, Venezuela: Taxonomy, palaeobiogeography and ecostratigraphy. Palaeontos 19:1-221 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 111011: authorized by Austin Hendy, entered by Austin Hendy on 18.06.2011

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for gastropoda. Does not include other mollusca. NOMENCLATURE: Not an authoritative publication, but with modern nomenclature and including systematic revision of other neighboring Caribbean assemblages.
 Neogastropoda - Olividae
Oliva couvana Maury 1925 olive snail
 Neogastropoda -
Eburna caroniana Maury 1925 snail
 Neogastropoda - Buccinidae
 Neogastropoda - Nassariidae
Calophos plicatilis Bose 1906 snail
Gordanops baranoanus Anderson 1929 snail
 Neogastropoda - Cancellariidae
Euclia montserratensis Maury 1925 snail
Euclia leuzingeri Rutsch 1934 snail
Bivetopsia pachia Smith 1940 snail
Pyruclia scheibei Anderson 1929 snail
Cancellaria (Cancellaria) sp. Lamarck 1799 snail
Cancellaria (Cancellaria) capeloi Landau et al. 2007 snail
Massyla cubaguaensis Landau et al. 2007 snail
 Neogastropoda - Cystiscidae
Persicula lavelana Hodson 1927 snail
 Neogastropoda - Mitridae
Fusimitra sanctifrancisci Maury 1925 mitre shell
 Neogastropoda - Costellariidae
Conomitra caribbeana Weisbord 1929 ribbed mitre
 Neogastropoda - Muricidae
Typhina expansa Sowerby 1874 murex snail
Haustellum mimiwilsoni Vokes 1990 murex snail
Stramonita biserialis de Blainville 1832 murex snail
 Neogastropoda - Harpidae
Harpa crenata Swainson 1822 snail
 Neogastropoda - Mangeliidae
Bellaspira niaddrina Mansfield 1925 snail
 Neogastropoda - Drilliidae
Clathrodrillia gatunensis Toula 1909 snail
Hindsiclava caroniana Maury 1925 snail
 Neogastropoda - Turridae
Fusiturricula springvaleensis Mansfield 1925 turrid
 Neogastropoda - Conidae
Conus cf. oniscus Woodring 1928 cone shell
Conus jaspideus Gmelin 1791 cone shell
 Neogastropoda - Terebridae
Terebra aclinica Olsson 1967 auger snail
 Stromboidea - Strombidae
Persististrombus granulatus Swainson 1822 true conch
 Ficoidea - Ficidae
Ficus carbasea Guppy 1866 fig shell
 Naticoidea - Naticidae
Sinum gabbi, "Eupleura muriciformis" = Euspira muriciformis, Mammilla arepa
Sinum gabbi Brown and Pilsbry 1913 moon snail
"Eupleura muriciformis" = Euspira muriciformis Broderip 1833 moon snail
Mammilla arepa Landau and Marques da Silva 2010 moon snail
 Cypraeoidea - Pediculariidae
Jenneria loxahatcheensis Smith 1936 Jenner's Cowry
 Cypraeoidea - Cypraeidae
Pseudozonaria fehsei Landau and Marques da Silva 2010 cowry
 Vermetoidea - Vermetidae
Serpulorbis papulosus Guppy 1866 worm shell
Petaloconchus sculpturatus Lea 1846 worm shell
SUBSPECIES: Petaloconchus sculpturatus alcimus
 Calyptraeoidea - Calyptraeidae
"Crucibulum (Crucibulum) subsutum" = Crucibulum subsutum, Crepidula maculosa
"Crucibulum (Crucibulum) subsutum" = Crucibulum subsutum Guppy 1867 slipper shell
Crepidula maculosa Conrad 1846 slipper shell
 Xenophoroidea - Xenophoridae
Xenophora delecta Guppy 1876 carrier shell
 Tonnoidea - Personidae
Distorsio clathrata Lamarck 1816 snail
 Tonnoidea - Tonnidae
Malea beaui tun shell
 Tonnoidea - Bursidae
Bursa rugosa Sowerby 1835 frog shell
 Sorbeoconcha - Turritellidae
"Turritella (Bactrospira) guppyi" = Turritella guppyi Cossmann 1909 turret shell
Turritella abrupta Spieker 1922 turret shell
Turritella (Bactrospira) planigyrata Guppy 1867 turret shell
 Architectonicoidea - Architectonicidae
Architectonica nobilis Röding 1798 sundial
 Turbinoidea - Turbinidae
Turbo (Senectus) castanea Gmelin 1791 snail
Lithopoma brevispinum Lamarck 1822 snail
 Trochoidea - Trochidae
Calliostoma (Calliostoma) calderense Landau and Marques da Silva 2010 top snail