Rabo de Puerco and Monte Verde Ravine [Armuelles Fm]: Early/Lower Pleistocene, Costa Rica

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Crasinella sp.
Nannodrillia nana
Scaphopoda - Dentaliida - Dentaliidae
Dentalium (Fissidentalium) buricum
Gastropoda - Heterostropha - Architectonicidae
Architectonica granulata (Lamarck 1822)
synonym of Architectonica nobilis
Architectonica granulata (Lamarck 1822)
synonym of Architectonica nobilis
Gastropoda - Neritidae
Neritina sp. Lamarck 1816
Gastropoda - Pseudomelaniidae
Clathrodrillia (Carinodrillia) halis Dall 1919
recombined as Carinodrillia halis
Crassispira tapocana
Gastropoda - Turritellidae
Turritella tigrina
Turritella tigrina
Gastropoda - Neotaenioglossa - Calyptraeidae
Crepidula aculeata (Gmelin 1791)
recombined as Bostrycapulus aculeatus
Crepidula aculeata (Gmelin 1791)
recombined as Bostrycapulus aculeatus
Calyptraea conica
Calyptraea mamillaris (Broderip 1834)
Crepidula onyx Sowerby 1824
Crucibulum (Crucibulum) spinosum Conrad 1855
Crucibulum (Crucibulum) spinosum Conrad 1855
Crucibulum (Crucibulum) umbrella
Crucibulum (Crucibulum) umbrella
Crucibulum (Dispotaea) imbricatum (Sowerby 1824)
recombined as Crucibulum (Dispotaea) imbricata
Gastropoda - Ficidae
Ficus decussata (Wood 1828)
Gastropoda - Ranellidae
Cymatium weigmani
Gastropoda - Cassidae
Galeodea patula
Semicassis centiquadratus
Semicassis centiquadratus
Gastropoda - Personidae
Distorsio decussatus (Valenciennes 1832)
recombined as Distorsio decussata
Gastropoda - Cypraeidae
Cypraea sp. Linnaeus 1758
Gastropoda - Strombidae
Strombus gracilior Sowerby 1825
recombined as Strombus (Strombus) gracilior
Strombus gracilior Sowerby 1825
recombined as Strombus (Strombus) gracilior
Gastropoda - Neogastropoda - Marginellidae
Marginella minor Jousseaume 1877
synonym of Volvarina taeniata
Marginella sapotilla Hinds 1844
recombined as Prunum (Prunum) sapotilla
Gastropoda - Neogastropoda - Volutidae
Lyria (Enaeta) harpa
original and current combination Enaeta
Gastropoda - Neogastropoda - Muricidae
Phyllonotus radix
Murex recurvirostris Broderip 1832
recombined as Vokesimurex recurvirostris
Thais biserialis (de Blainville 1832)
Thais biserialis (de Blainville 1832)
Gastropoda - Neogastropoda - Pseudolividae
Triumphis distorta
Gastropoda - Neogastropoda - Olividae
Oliva araneosa
Oliva polypasta
Olivella sp. Swainson 1831
Gastropoda - Neogastropoda - Buccinidae
Engina maura
Metula amosi Vanatta 1913
Hanetia anomala (Reeve 1847)
recombined as Solenosteira anomala
Nassa pagoda
Nassa pagoda
Phos veraguensis Hinds 1843
recombined as Antillophos (Antillophos) veraguensis
Cantharus elegans (Guppy 1866)
recombined as Antillophos elegans
Hanetia pallida
Colubraria sp. Schumacher 1817
Gastropoda - Neogastropoda - Fasciolariidae
Latirus castaneus
Gastropoda - Neogastropoda - Columbellidae
Strombina gibberula (Sowerby 1832)
recombined as Sincola (Dorsina) gibberula
Strombina gibberula (Sowerby 1832)
recombined as Sincola (Dorsina) gibberula
Cosmioconcha modesta (Powys 1835)
original and current combination Buccinum modestum
Columbella major
Columbella major
Strombina recurva (Sowerby 1832)
recombined as Strombina (Recurvina) recurva
Strombina recurva (Sowerby 1832)
recombined as Strombina (Recurvina) recurva
Gastropoda - Neogastropoda - Drilliidae
Clathrodrillia inequistriata
Gastropoda - Neogastropoda - Turridae
Polystira oxytropsis
Polystira sp. Woodring 1928
Gastropoda - Neogastropoda - Terebridae
Terebra (Strioterebrum) panamillata n. sp. Olsson 1942
recombined as Strioterebrum panamillata
Terebra (Terebra) robusta Hinds 1844
recombined as Terebra (Panaterebra) robusta
Gastropoda - Neogastropoda - Clavatulidae
Turricula tuberculata
Gastropoda - Neogastropoda - Conidae
Conus zebra
Conus virgatus
Conus tornatus
Conus arcuatus Sowerby 1829
Gastropoda - Neogastropoda - Cancellariidae
Cancellaria (Cancellaria) urceolata
Cancellaria (Euclia) cremata
original and current combination Euclia
Cancellaria (Euclia) cassidiformis (Sowerby 1832)
recombined as Euclia cassidiformis
Gastropoda - Naticidae
Natica broderipiana Récluz 1844
Natica macrochiensis Gmelin 1791
Polinices (Polinices) uber (Valenciennes 1821)
recombined as Polinices uber
Gastropoda - Vitrinellidae
Circulus occidentalis Pilsbry and Olsson 1941
Gastropoda - Opisthobranchia - Cylichnidae
Bullaria punctata
Bivalvia - Mytilida - Crenellidae
Crenella ecuadoriana Pilsbry and Olsson 1941
synonym of Crenella decussata
Bivalvia - Ostreida - Ostreidae
Ostrea sp. Linnaeus 1758
Bivalvia - Ostreida - Pinnidae
Pinna sp. Linnaeus 1758
Bivalvia - Pectinida - Plicatulidae
Plicatula dubia Hanley 1847
Bivalvia - Pectinida - Anomiidae
Placuanomia panamensis
original and current combination Placunanomia
Anomia peruviana d'Orbigny 1846
Bivalvia - Pectinida - Pectinidae
Pecten dentatus Sowerby 1842
synonym of Euvola vogdesi
Pecten ventricosus Sowerby 1842
recombined as Argopecten ventricosus
Bivalvia - Arcida - Noetiidae
Noetia reversa (Sowerby 1833)
SUBSPECIES: N. reversa magma
    = Noetia (Noetia) magna MacNeil 1938
Keen 1971
Bivalvia - Arcida - Arcidae
Barbatia (Acar) illota (Sowerby 1833)
Arca (Cunearca) nux Sowerby I 1833
recombined as Anadara nux
Arca (Scapharca) concinna Sowerby 1833
recombined as Anadara concinna
Arca (Scapharca) emarginata Sowerby 1833
recombined as Anadara (Rasia) emarginata
Bivalvia - Pandorida - Pandoridae
Pandora (Clidiophora) sp. (Carpenter 1864)
original and current combination Clidiophora
Bivalvia - Thraciida - Thraciidae
Thracia (Cyathodonta) undulata (Conrad 1849)
original and current combination Cyathodonta undulata
Thracia (Cyathodonta) dubiosa Dall 1915
Bivalvia - Pholadida - Corbulidae
Corbula biradiata Sowerby 1833
recombined as Caryocorbula biradiata
Bivalvia - Cardiida - Anatinellidae
Labiosa undulata (Gould 1851)
recombined as Raeta undulata
Bivalvia - Cardiida - Mactridae
Mactra (Micromactra) sp. (Dall 1894)
synonym of Mactrotoma
Bivalvia - Cardiida - Veneridae
Macrocallista squalida (Sowerby 1833)
recombined as Megapitaria squalida
Macrocallista traftoni n. sp. Olsson 1942
Cyclinella sp. Dall 1902
Chione (Lirophora) mariae (d'Orbigny 1846)
recombined as Lirophora mariae
Chione (Chionopsis) traftoni Pilsbry and Olsson 1941
Chione (Chionopsis) amathusia (Philippi 1844)
recombined as Chionopsis amathusia
Pitar lenis Pilsbry and Lowe 1932
synonym of Callocardia (Agriopoma) catharia
Pitar (Lamelliconcha) concinna (Sowerby 1835)
recombined as Pitaria concinna
Bivalvia - Cardiida - Chamidae
Chama (Echinochama) californica Dall 1903
recombined as Arcinella californica
Chama corrugata Broderip 1835
Bivalvia - Cardiida - Ungulinidae
Diplodonta sp. Bronn 1831
Diplodonta (Felaniella) sp. (Dall 1899)
synonym of Diplodonta
Bivalvia - Cardiida - Cardiidae
Cardium (Laevicardium) elenense Sowerby 1840
synonym of Laevicardium substriatum
Cardium (Trigoniocardia) graniferum Broderip and Sowerby 1829
recombined as Trigoniocardia graniferum
Cardium (Trachycardium) senticosum (Sowerby 1833)
recombined as Dallocardia senticosum
Cardium (Mexicardium) procerum Sowerby 1833
recombined as Mexicardia procera
Bivalvia - Cardiida - Tellinidae
Macoma lamproleuca (Pilsbry and Lowe 1932)
recombined as Psammacoma lamproleuca
Macoma (Psammacoma) panamensis Dall 1900
recombined as Psammacoma panamensis
Tellina (Eurytellina) sp. (Fischer 1887)
Tellina (Eurytellina) panamanensis
Tellidora burnetti (Broderip and Sowerby 1829)
Macoma (Cymatoica) undulata (Hanley 1844)
Bivalvia - Cardiida - Semelidae
Semele laevis (Sowerby 1833)
Semele cf. californica (Reeve 1853)
recombined as Semele (Semele) californica
Semele jaramija Pilsbry and Olsson 1941
Bivalvia - Cardiida - Solecurtidae
Tagelus violaceus
Tagelus (Mesopleura) peruvianus Pilsbry and Olsson 1941
recombined as Tagelus peruvianus
Solecurtus broggi (Pilsbry and Olsson 1941)
original and current combination Solecurtus broggii
Solecurtus galapaganus (Dall 1928)
original and current combination Psammosolen galapaganus
Bivalvia - Hiatellida - Hiatellidae
Panopea sp. (Menard 1807)
Bivalvia - Carditida - Crassatellidae
Eucrassatella gibbosa (Sowerby 1832)
recombined as Hybolophus gibbosus
see common names

Geography
Country:Costa Rica
Coordinates: 8.0° North, 82.9° West (view map)
Paleocoordinates:8.0° North, 82.6° West
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
Time
Period:Quaternary Epoch:Pleistocene
10 m.y. bin:Cenozoic 6
Key time interval:Early/Lower Pleistocene
Age range of interval:2.58000 - 0.77400 m.y. ago
Age estimate:1.6 Ma (other)1.7 to 1.5 Ma (other)
Stratigraphy
Geological group:Charco Azul Formation:Armuelles
Stratigraphic resolution:bed
Stratigraphy comments: LITHOSTRATIGRAPHY: From the Armuelles Formation. AGE: Pleistocene, according to Ingle (1985) on the basis of microfossils; direct date estimated based on other collections from the Armuelles Formation. STRATIGRAPHIC POSITION: From unknown position within section.
Lithology and environment
Primary lithology:shelly/skeletal unlithified sandstone
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Beds are quite sandy and soft. LITHIFICATION: Unlithified, base on lithologic description.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Typical shallow water assemblage, very similar to that living in near-shore waters along the present coast of Panama.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:selective quarrying,field collection
Reason for describing collection:taxonomic analysis
Museum repositories:PRI
Collection method comments: COLLECTORS: Presumably collected by A.A. Olsson. 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:66777
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2006-10-16 01:03:12 Last modified:2013-11-25 13:37:23
Access level:the public Released:2006-10-16 01:03:12
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:

32800 A. M. Keen. 1971. Sea Shells of Tropical West America 1-1064 [A. Hendy/A. Hendy]