Rio La Vaca, Burica Peninsula [Charco Azul Fm]: Pliocene, Costa Rica

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Neotaenioglossa - Calyptraeidae
Crepidula onyx Sowerby 1824
Crucibulum (Crucibulum) hispidium
Gastropoda - Turritellidae
Turritella tigrina
Gastropoda - Neogastropoda - Olividae
Oliva araneosa
Gastropoda - Neogastropoda - Buccinidae
Cymatophos panamensis n. sp.
Strombinophos loripanus Pilsbry and Olsson 1941
Metula pilsbryi
Gastropoda - Neogastropoda - Nassariidae
Nassa (Aricularia) puntablacoensis Pilsbry and Olsson 1941
Gastropoda - Neogastropoda - Fasciolariidae
Latirus sp. Monfort 1810
Gastropoda - Neogastropoda - Columbellidae
Strombina ecuadoriana n. sp. Pilsbry and Olsson 1941
recombined as Strombina (Sinuina) ecuadoriana
Aesopus (Glyptaesopus) sp. (Pilsbry and Olsson 1941)
Gastropoda - Neogastropoda - Conidae
Conus puncticulatus Hwass 1792
    = Conasprella sp. Thiele 1929
Hendy 2020
Conus puncticulatus [=Conasprella puncticulata] is a Caribbean species.
Conus emarginatus
Conus pyriformis Reeve 1843
Conus arcuatus Sowerby 1829
SUBSPECIES: C. arcuatus vacuanus
Gastropoda - Neogastropoda - Terebridae
Terebra (Terebra) lingualis
Terebra (Terebra) robusta Hinds 1844
recombined as Terebra (Panaterebra) robusta
Terebra (Strioterebrum) aspera Hinds 1843
recombined as Terebra (Myurella) aspera
Terebra (Strioterebrum) vaca n. sp.
original and current combination Strioterebrum
Terebra (Strioterebrum) cracilenta
original and current combination Strioterebrum
Gastropoda - Neogastropoda - Marginellidae
Marginella sp. Lamarck 1799
Gastropoda - Neogastropoda - Cancellariidae
Cancellaria (Euclia) pacifica (Anderson 1905)
original and current combination Cancellaria pacifica
Cancellaria (Cancellaria) urceolata
Gastropoda - Personidae
Distorsio decussatus (Valenciennes 1832)
recombined as Distorsio decussata
Gastropoda - Bursidae
Bursa nana (Broderip and Sowerby 1829)
recombined as Marsupina nana
SUBSPECIES: B. nana jamaicensis
Gastropoda - Naticidae
Polinices (Neverita) glauca
original and current combination Neverita
Natica broderipana
Gastropoda - Vitrinellidae
Circulus sp. Jeffreys 1842
Gastropoda - Heterostropha - Architectonicidae
Architectonica nobilis Röding 1798
Bivalvia - Arcida - Noetiidae
Noetia reversa (Sowerby 1833)
SUBSPECIES: Noetia reversa magma
    = Noetia (Noetia) magna MacNeil 1938
Keen 1971
Bivalvia - Arcida - Arcidae
Arca (Cunearca) nux Sowerby I 1833
recombined as Anadara nux
Arca (Argina) brevifrons Sowerby I 1833
recombined as Lunarca brevifrons
Arca (Scapharca) obesa Sowerby 1833
recombined as Anadara obesa
Bivalvia - Pectinida - Anomiidae
Placuanomia sp. (Broderip 1832)
original and current combination Placunanomia
Bivalvia - Pectinida - Pectinidae
Pecten tumbezensis d'Orbigny 1846
recombined as Leptopecten tumbezensis
Bivalvia - Mytilida - Crenellidae
Crenella ecuadoriana Pilsbry and Olsson 1941
synonym of Crenella decussata
Bivalvia - Lucinida - Lucinidae
Divaricella lucasana Dall and Oschner 1928
synonym of Divalinga eburnea
Bivalvia - Thraciida - Periplomatidae
Periploma sp. Schumacher 1816
Periploma planiuscula Sowerby I 1834
recombined as Periploma (Periploma) planiuscula
Bivalvia - Pholadida - Corbulidae
Corbula ovulata Sowerby 1835
recombined as Caryocorbula ovulata
Bivalvia - Cardiida - Chamidae
Chama (Echinochama) californica Dall 1903
recombined as Arcinella californica
Bivalvia - Cardiida - Veneridae
Pitar (Pitarella) sp. (Palmer 1927)
synonym of Agriopoma
Pitar (Lamelliconcha) concinna (Sowerby 1835)
recombined as Pitaria concinna
Macrocallista sp. Meek 1876
Chione (Lirophora) kelletti
original and current combination Lirophora
Chione (Lirophora) mariae (d'Orbigny 1846)
recombined as Lirophora mariae
Chione (Chione) cf. amathusia (Philippi 1844)
recombined as Chionopsis amathusia
Dosinia grandis Nelson 1870
synonym of Dosinia ponderosa
Chione (Chione) vaca n. sp.
Bivalvia - Cardiida - Anatinellidae
Labiosa undulata (Gould 1851)
recombined as Raeta undulata
Bivalvia - Cardiida - Cardiidae
Cardium (Mexicardia) procerum Sowerby 1833
recombined as Mexicardia procera
Bivalvia - Cardiida - Solecurtidae
Tagelus (Mesopleura) peruvianus Pilsbry and Olsson 1941
recombined as Tagelus peruvianus
Bivalvia - Cardiida - Tellinidae
Strigilla sp. Turton 1822
Tellina (Eurytellina) ecuadoriana Pilsbry and Olsson 1941
synonym of Tellina (Eurytellina) regia
Bivalvia - Carditida - Crassatellidae
Crassinella sp. Guppy 1874
Eucrassatella gibbosa (Sowerby 1832)
recombined as Hybolophus gibbosus
Bivalvia - Nuculida - Nuculidae
Nucula iphigenia Dall 1896
recombined as Nucula (Lamellinucula) iphigenia
SUBSPECIES: N. iphigenia azulensis
Scaphopoda - Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758
see common names

Geography
Country:Costa Rica
Coordinates: 8.6° North, 83.0° West (view map)
Paleocoordinates:8.6° North, 83.0° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Time
Period:Neogene Epoch:Pliocene
10 m.y. bin:Cenozoic 6
Key time interval:Pliocene
Age range of interval:5.33300 - 2.58800 m.y. ago
Stratigraphy
Formation:Charco Azul
Stratigraphic resolution:bed
Stratigraphy comments: LITHOSTRATIGRAPHY: From Charco Azul Formation (Olsson 1942), which unconformably underlies the Armurelles Fm (Pleistocene). AGE: Pliocene as it is overlain by very different Pleistocene fauna Age supported by other sources, including Collins and Coates (1999). Correlated to Jama and Canoa Formations of Ecuador. STRAIGRAPHIC POSITION: About 300 ft above the basal sandstones.
Lithology and environment
Primary lithology:tuffaceous unlithified "shale"
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Soft tuffaceous shale. LITHIFICATION: Unlithified, base on figured specimens and lithologic description.
Environment:offshore
Geology comments: ENVIRONMENT: Deposited in deeper waters, probably between 100 and 400 fathoms.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Preservation of anatomical detail:medium
Collection methods and comments
Collection methods:selective quarrying,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:PRI
Collection method comments: COLLECTORS: Collected by Mr Terry. REPOSITORIES: Collections reposited at PRI.
Taxonomic list comments:COVERAGE: Exhaustive for gastropoda and bivalvia. NOMENCLATURE: An authoratative publication, although somewhat antiquated. However, all occurrences include species-resolution assignments and subgeneric classification.
Metadata
Database number:66795
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2006-10-16 10:19:29 Last modified:2013-11-25 13:37:23
Access level:the public Released:2006-10-16 10:19:29
Creative Commons license:CC BY
Reference information

Primary reference:

17423. A. A. Olsson. 1942. Tertiary and Quaternary fossils from Burica Peninsula of Panama and Costa Rica. Bulletins of American Paleontology 27(106):1-106 [A. Miller/A. Hendy/A. Hendy]

Secondary references:

63217 A. J. W. Hendy. 2020. Unpublished taxonomic backbone for Eastern Pacific Invertebrate Communities of the Cenozoic (EPICC) Thematic Collections Network. [A. Hendy/A. Hendy/A. Hendy]
32800 A. M. Keen. 1971. Sea Shells of Tropical West America 1-1064 [A. Hendy/A. Hendy]