Cabo Blanco [Montezuma Fm]: Pleistocene, Costa Rica

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Heterostropha - Architectonicidae
Architectonica (Architectonica) nobilis (Röding 1798)
original and current combination Architectonica nobilis
Gastropoda - Pseudomelaniidae
Carinodrillia aff. hexagona
Crassispira (Striospira) tepocana
Compsodrillia bicarinata
Gastropoda - Turritellidae
Turritella (Bactrospira) altilira (Conrad 1857)
SUBSPECIES: Turritella (Bactrospira) altilira altilira
Gastropoda - Neotaenioglossa - Calyptraeidae
Crepidula (Crepidula) cf. maculosa (Conrad 1846)
original and current combination Crepidula maculosa
Gastropoda - Vermetidae
Serpulorbis papulosa (Guppy 1866)
recombined as Serpulorbis papulosus
Gastropoda - Ficidae
Ficus carbasea (Guppy 1866)
SUBSPECIES: Ficus carbasea carbasea
Gastropoda - Ranellidae
Cymatium (Linatella) cf. wiegmanni (Anton 1839)
recombined as Monoplex wiegmanni
Turritriton gibbosus (Broderip 1833)
Gastropoda - Bursidae
Bursa (Colubrellina) caelata (Broderip 1833)
synonym of Bursa corrugata
SUBSPECIES: Bursa (Colubrellina) caelata amphitrites
Gastropoda - Personidae
Distorsio (Rhysema) floridana (Olsson and McGinty 1951)
replaced by Distorsio mcgintyi
Distorsio (Rhysema) decussata (Valenciennes 1832)
recombined as Distorsio decussata
SUBSPECIES: Distorsio (Rhysema) decussata gatunensis
Gastropoda - Neogastropoda - Muricidae
Murex sp. Linnaeus 1758
Gastropoda - Neogastropoda - Olividae
Olivella (Olivella) alba
Gastropoda - Neogastropoda - Nassariidae
Nassarius versicolor
Trajana perideris (Dall 1910)
Gastropoda - Neogastropoda - Buccinidae
Solenosteira alternata
Truncaria brunneocincta
Phos (Antillophos) informal sp. A (Woodring 1928)
original and current combination Antillophos
Phos (Antillophos) informal sp. B (Woodring 1928)
original and current combination Antillophos
Gastropoda - Neogastropoda - Fasciolariidae
Fusinus (Fusinus) irregularis
Gastropoda - Neogastropoda - Columbellidae
Strombina (Strombin) cf. ochyra Woodring 1964
Gastropoda - Neogastropoda - Terebridae
Terebra aff. glauca Hinds 1844
recombined as Strioterebrum glaucum
Strioterebrum wolfgangi (Toula 1909)
Terebra gracilenta
Gastropoda - Neogastropoda - Clathurellidae
? Glyphostoma sp. Gabb 1872
Gastropoda - Neogastropoda - Conidae
Conus (Asprella) aff. arcuatus (Sowerby 1829)
original and current combination Conus arcuatus
Conus (Ximeniconus) tornatus
Gastropoda - Neogastropoda - Cancellariidae
Cancellaria (Cancellaria) decussata
Gastropoda - Naticidae
Natica (Natica) ella
Gastropoda - Hipponicidae
Hipponix grayanus
Gastropoda - Lepetellida - Fissurellidae
Diodora sp. Gray 1821
Bivalvia - Nuculanida - Nuculanidae
Nuculana (Saccella) karlmartini Weisbord 1964
SUBSPECIES: Nuculana (Saccella) karlmartini santarosaensis
Bivalvia - Pectinida - Propeamussiidae
Cyclopecten sp. Verrill 1897
Bivalvia - Pectinida - Pectinidae
Chlamys (Argopecten) circularis (Sowerby 1835)
synonym of Argopecten ventricosus
Bivalvia - Arcida - Glycymerididae
Glycymeris (Tucetona) strigillata
original and current combination Tucetona
Bivalvia - Arcida - Arcidae
Anadara (Cunearca) nux (Sowerby I 1833)
recombined as Anadara nux
Bivalvia - Lucinida - Lucinidae
Lucina (Lucinisca) sp. (Dall 1901)
Ctena prechiquita Fischer 1986
Bivalvia - Thraciida - Thraciidae
Cyathodonta undulata Conrad 1849
SUBSPECIES: Cyathodonta undulata cf. peruviana
Bivalvia - Pholadida - Corbulidae
Corbula (Cuneocorbula) oropendula Olsson 1922
recombined as Caryocorbula oropendula
Bivalvia - Cardiida - Veneridae
Chione (Lirophora) falconensis Hodson et al. 1927
    = Lirophora mariae d'Orbigny 1846
Hendy 2020
Chione (Chione) aff. compta (Broderip 1835)
recombined as Chione compta
Chione (Chionopsis) ornatissima (Broderip 1835)
Pitar (Pitarella) sp. (Palmer 1927)
synonym of Agriopoma
Pitar (Pitar) cf. consanguineus (Adams 1852)
Bivalvia - Cardiida - Cardiidae
Trigoniocardia (Americardia) media (Linnaeaus 1758)
recombined as Americardia media
Papyridea aff. aspera (Sowerby 1833)
Bivalvia - Cardiida - Tellinidae
Macoma (Psammacoma) siliqua (Adams 1852)
Tellina (Eurytellina) eburnea (Hanley 1844)
Tellina (Phyllodina) pristiphora Dall 1900
Tellina (Laciolina) aff. ochracea (Carpenter 1864)
Tellina (Angulus) sp. (Megerle 1811)
original and current combination Angulus
see common names

Geography
Country:Costa Rica
Coordinates: 9.7° North, 85.1° West (view map)
Paleocoordinates:9.7° North, 85.1° 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:Pleistocene
Age range of interval:2.58000 - 0.01170 m.y. ago
Stratigraphy
Formation:Montezuma
Stratigraphic resolution:formation
Stratigraphy comments: LITHOSTRATIGRAPHY: From the Montezuma Formation. AGE: Pleistocene, according to Baumgartner et al. (1984, p. 96, 126); justification not provided in text; Pliocene in Aguilar (1987); placed in Pleistocene by enterer on the basis of Jung (1989). STRATIGRAPHIC POSITION: List is representative of formation.
Lithology and environment
Primary lithology:fine calcareous sandstone
Lithology description: LITHOLOGY: Fine calcareous sandstone. LITHIFICATION: Unknown.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Not stated in text, but likely from a shallow marine siliciclastic facies.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),survey of museum collection
Reason for describing collection:general faunal/floral analysis
Collection method comments: COLLECTOR: Not stated in text, but presumably the author. REPOSITORY: Unknown, presumably in Costa Rica.
Taxonomic list comments:NOMENCLATURE: Not an authoritative publication, but with species-resolution identifications, and variably antiquated nomenclature. COVERAGE: Exhaustive for molluscs.
Metadata
Database number:135044
Authorizer:A. Hendy Enterer:A. Hendy
Research group:marine invertebrate
Created:2012-10-20 05:45:09 Last modified:2013-11-25 13:37:23
Access level:authorizer only Released:2014-10-20 05:45:09
Creative Commons license:CC BY
Reference information

Primary reference:
43322. T. Aguilar. 1987. Comparacion entre la fauna malacologica de las principales formaciones del Plioceno marino de Costa Rica, America Central. Revista Geológica de América Central 6:43-73 [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]