Punta Canoa: Calabrian, Ecuador
collected by Olsson 1937

List of taxa
Where & when
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia - Ostreida - Ostreidae
Ostrea prismatica Gray 1825
recombined as Striostrea prismatica
Bivalvia - Pectinida - Pectinidae
Pecten dentatus Sowerby 1842
synonym of Euvola vogdesi
Pecten ventricosus Sowerby 1842
recombined as Argopecten ventricosus
Pecten subnodosus Sowerby 1836
recombined as Nodipecten subnodosus
Bivalvia - Arcida - Arcidae
Arca tuberculosa Sowerby I 1833
recombined as Anadara tuberculosa
Bivalvia - Arcida - Glycymerididae
Glycymeris maculata (Broderip 1832)
Glycymeris inaequalis (Sowerby 1832)
recombined as Glycymeris (Axinactis) inaequalis
Bivalvia - Carditida - Carditidae
Venericardia cuvieri (Broderip 1832)
synonym of Cardites crassicostata
Bivalvia - Cardiida - Cardiidae
Cardium magnificum Carpenter 1857
synonym of Ctenocardia biangulata
Cardium senticosum Sowerby 1833
recombined as Dallocardia senticosum
Cardium procerum Sowerby 1833
recombined as Mexicardia procera
Bivalvia - Cardiida - Mactridae
Mulinia byronensis Gray 1837
replaced by Mulinia coloradoensis
Bivalvia - Cardiida - Anatinellidae
Labiosa undulata (Gould 1851)
recombined as Raeta undulata
Bivalvia - Cardiida - Veneridae
Macrocallista aurantiaca (Sowerby 1831)
recombined as Megapitaria aurantiaca
Dosinia ponderosa (Gray 1838)
Antigona multicostata (Sowerby 1835)
recombined as Periglypta multicostata
Chione subrostrata (Lamarck 1818)
    = Chione sp. von Mühlfield 1811
Coan and Valentich-Scott 2012
Gastropoda - Tonnidae
Malea ringens (Swainson 1822)
Gastropoda - Neogastropoda - Olividae
Oliva angulata Lamarck 1811
synonym of Oliva (Oliva) incrassata
Gastropoda - Strombidae
Strombus gracilior Sowerby 1825
recombined as Strombus (Strombus) gracilior
Gastropoda - Turritellidae
Turritella goniostoma (Valenciennes 1832)
original and current combination Turritella gonostoma
Chondrichthyes - Carcharhiniformes - Carcharhinidae
Rhizoprionodon sp. Whitley 1929
Carillo-Briceño et al. 2014
Rhizoprionodon longurio (Jordan and Gilbert 1882)
Carillo-Briceño et al. 2014
Rhizoprionodon taxandriae Leriche 1926
Carillo-Briceño et al. 2014
Carcharhinus cf. brachyurus (Gunther 1870)
Carillo-Briceño et al. 2014
Chondrichthyes - Carcharhiniformes - Sphyrnidae
Sphyrna media Springer 1940
Carillo-Briceño et al. 2014
see common names

Coordinates: 1.2° South, 80.9° West (view map)
Paleocoordinates:1.2° South, 80.7° West
Basis of coordinate:based on nearby landmark
Geographic resolution:outcrop
Period:Quaternary Epoch:Pleistocene
Stage:Calabrian 10 m.y. bin:Cenozoic 6
Key time interval:Calabrian
Age range of interval:1.80000 - 0.77400 m.y. ago
Stratigraphic resolution:group of beds
Stratigraphy comments: LITHOSTRATIGRAPHY: From an unnamed lithostratigraphic unit, which overlies the Pliocene Canoa Formation. AGE: Authors state that the presence of certain extinct species suggest that a Pliocene age is more likely than a Pleistocene age. STRATIGRAPHIC RELATIONS: From an unknown part of the succession.
Lithology and environment
Primary lithology: unlithified "siliciclastic"
Includes fossils?Y
Lithology description: LITHOLOGY: Unknown, but presumably siliciclastic.
Geology comments: ENVIRONMENT: Common beach species.
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:surface (in situ),field collection
Reason for describing collection:taxonomic analysis
Collectors:Olsson Collection dates:1937
Collection method comments: COLLECTORS: Olsson, A.A., 1937. RESPOSITORY:
Taxonomic list comments:COVERAGE: Exhaustive for Mollusca, although further collection should lengthen faunal list. REPOSITORY: Presumably the ANSP.
Database number:97639
Authorizer:A. Hendy, M. Uhen Enterer:A. Hendy, M. Uhen
Modifier:A. Hendy Research group:marine invertebrate
Created:2010-08-17 14:34:09 Last modified:2020-06-11 15:06:59
Access level:authorizer only Released:2011-08-17 14:34:09
Creative Commons license:CC BY
Reference information

Primary reference:

13814. H. A. Pilsbry and A.A. Olsson. 1941. A Pliocene fauna from Western Ecuador. Proceedings of the Natural Sciences of Philadelphia 93:1-79 [A. Miller/A. Hendy/A. Hendy]

Secondary references:

61721 J. D. Carillo-Briceño, O. A. Aguilera, and F. Rodriguez. 2014. Fossil Chondrichthyes from the central eastern Pacific Ocean and their paleoceanographic significance. Journal of South American Earth Sciences 51:76-90 [M. Uhen/B. Shipps/M. Uhen]
41911 E. V. Coan and P. Valentich-Scott. 2012. Bivalve Seashells of Tropical West America. Marine Bivalve Mollusks from Baja California to Northern Peru. Santa Barbara museum of Natural history monographs 6:1-1258 [A. Hendy/A. Hendy/M. Uhen]
32800 A. M. Keen. 1971. Sea Shells of Tropical West America 1-1064 [A. Hendy/A. Hendy]