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Point Loma, San Diego County, California, USA

FormationPoint Loma
Member(s)middle
Age:83.5 - 66.0 Ma
Late/Upper Cretaceous
IntervalLate Campanian
Lithologysandstone/siltstone, siltstone/mudstone, siltstone, "siliciclastic"
Number of Collections6
Number of Occurrences12

Recorded Sample Locations

LocationRegionStratigraphic Name
San Diego CountySan Diego County, California, USAPoint Loma
Area 16 San Diego County, California, USAPoint Loma - middle
LACMIP 7792 - Carlsbad Research CenterSan Diego County, California, USAPoint Loma
SDSNH 3875. 5601 Palmer WaySan Diego County, California, USAPoint Loma
LACMIP 5328San Diego County, California, USAPoint Loma
LACMIP 7235San Diego County, California, USAPoint Loma

Associated Units

Stratigraphic NameAgeLithologyOccurrence Records
Point Loma - middle83.5 - 66.0 Ma
Late/Upper Cretaceous
mudstone/sandstone1
Rosario - Point Loma70.6 - 66.0 Ma
Late/Upper Cretaceous
siliciclastic4
Rosario - Cabrillo72.1 - 66.0 Ma
Late/Upper Cretaceous
sandstone/conglomerate4

Recorded Fossils

Accepted NameHierarchyAge
Trichinopolia californica
species
7Animalia : Bryozoa : Gymnolaemata : Cheilostomatida : Arachnopusiidae : Trichinopolia : Trichinopolia californica83.5 - 70.6 Ma
Late/Upper Cretaceous
Cymulopora sp.
genus
6Animalia : Bryozoa : Gymnolaemata : Cheilostomatida : Cymuloporidae : Cymulopora83.5 - 70.6 Ma
Late/Upper Cretaceous
Wilbertopora sp.
genus
6Animalia : Bryozoa : Gymnolaemata : Cheilostomatida : Bugulidae : Wilbertopora83.5 - 70.6 Ma
Late/Upper Cretaceous
Wilbertopora sannerae
species
7Animalia : Bryozoa : Gymnolaemata : Cheilostomatida : Bugulidae : Wilbertopora : Wilbertopora sannerae83.5 - 70.6 Ma
Late/Upper Cretaceous
Opis (Hesperopis) triangulata
species
7Animalia : Mollusca : Bivalvia : Carditida : Astartidae : Opis : Opis (Hesperopis) triangulata83.5 - 66 Ma
Late/Upper Cretaceous
Coralliochama orcutti
species
7Animalia : Mollusca : Bivalvia : Hippuritida : Plagioptychidae : Coralliochama : Coralliochama orcutti83.5 - 70.6 Ma
Late/Upper Cretaceous
Baculites lomaensis
species
7Animalia : Mollusca : Cephalopoda : Ammonitida : Baculitidae : Baculites : Baculites lomaensis83.5 - 70.6 Ma
Late/Upper Cretaceous
Anglonautilus catarinae
species
7Animalia : Mollusca : Cephalopoda : Nautilida : Cymatoceratidae : Anglonautilus : Anglonautilus catarinae83.5 - 66 Ma
Late/Upper Cretaceous
Anchura gibbera
species
7Animalia : Mollusca : Gastropoda : Littorinimorpha : Aporrhaidae : Anchura : Anchura gibbera83.5 - 66 Ma
Late/Upper Cretaceous
Xenophora (Endoptygma) hermax
species
7Animalia : Mollusca : Gastropoda : Xenophoridae : Endoptygma : Xenophora (Endoptygma) hermax83.5 - 70.6 Ma
Late/Upper Cretaceous
Nudivagus sp.
genus
6Animalia : Mollusca : Gastropoda : Cerithiadae : Nudivagus83.5 - 70.6 Ma
Late/Upper Cretaceous

References

Sundberg F. A. (1984) Two Cretaceous nautiloids from Baja California, Mexico, and southern California, Bulletin of the Southern California Academy of Sciences 83, 43-52
Elder W. P., Saul L. R. (1996) Taxonomy and biostratigraphy of Coniacian through Maastrichtian Anchura (Gastropoda; Aporrhaiidae) of the North American Pacific slope, Journal of Paleontology 70 3, 381-399
Squires R. L., Saul L. R. (2001) New Late Cretaceous gastropods from the Pacifc slope of North America, Journal of Paleontology 75 1, 46-65 doi:10.1017/S0022336000031905
Taylor P. D. (2008) Late Cretaceous cheilostome Bryozoans from California and Baja California, Journal of Paleontology 82 4, 823-834
Squires R. L., Saul L. R. (2009) Cretaceous opine bivalves from the pacific slope of North America and palaeobiogeography of subfamily Opinae Chavan, 1969, Palaeontology 52 6, 1311-1347 doi:10.1111/j.1475-4983.2009.00905.x
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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