A-1145: Ypresian, Oregon

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Ampullinidae
Amaurellina (Euspirocrommium) clarki Stewart 1927
recombined as Pachycrommium clarki
Gastropoda - Neotaenioglossa - Calyptraeidae
Calyptraea diegoana (Conrad 1855)
Gastropoda - Turritellidae
? Turritella merriami Dickerson 1913
Gastropoda - Melanopsidae
Loxotrema turritum (Gabb 1869)
Gastropoda - Neogastropoda - Volutidae
Cryptochorda californica (Cooper 1894)
recombined as Cryptochorda (Cryptochorda) californica
Gastropoda - Neogastropoda - Muricidae
Pseudoperissolax blakei (Conrad 1855)
Gastropoda - Neogastropoda - Turridae
Surculites sp. Conrad 1865
n. sp.
Gastropoda - Neogastropoda - Clavatulidae
Turricula crenatospira (Cooper 1894)
recombined as Crenaturricula crenatospira
Turricula cooperi (Dickerson 1916)
Gastropoda - Ficidae
Ficopsis remondii (Gabb 1864)
recombined as Ficus remondii
subspecies crescentensis
Gastropoda - Strombidae
Rimella (Macilentos) macilenta (White 1889)
recombined as Ectinochilus (Macilentos) macilentus
Gastropoda - Cassidae
Galeodea sp. Link 1807
Gastropoda - Naticidae
Amaurellina hendoni Turner 1938
synonym of Amaurellina moragai
Polinices (Euspira) nuciformis (Gabb 1864)
Gastropoda - Opisthobranchia - Retusidae
Cylichnina tantilla (Anderson and Hanna 1925)
Gastropoda - Opisthobranchia - Cylichnidae
Scaphander (Mirascapha) costatus (Gabb 1864)
Bivalvia - Nuculida - Nuculidae
Acila decisa (Conrad 1855)
Bivalvia - Nuculanida - Nuculanidae
Nuculana gabbi (Conrad 1866)
recombined as Nuculana (Saccella) gabbii
Bivalvia - Carditida - Crassatellidae
Crassatella uvasana Conrad 1855
subspecies matthewsoni
Bivalvia - Carditida - Carditidae
Cardita sp. Bruguière 1792
small
Bivalvia - Hiatellida - Hiatellidae
Glycimeris crescentensis
original and current combination Glycymeris
Bivalvia - Pholadida - Corbulidae
Corbula parilis Gabb 1864
recombined as Caryocorbula parilis
Bivalvia - Cardiida - Veneridae
Mercimonia bunkeri (Hanna 1927)
Macrocallista (Costacallista) conradiana (Gabb 1864)
recombined as Microcallista (Costacallista) conradiana
subspecies meganosensis
Pitar uvasana (Conrad 1855)
subspecies coquillensis
Bivalvia - Cardiida - Cardiidae
Nemocardium linteum (Conrad 1855)
recombined as Nemocardium (Nemocardium) linteum
Bivalvia - Cardiida - Psammobiidae
Gari hornii (Gabb 1864)
recombined as Gari (Gobraeus) hornii
subspecies umpquaensis
Bivalvia - Mytilida - Mytilidae
Brachiodontes cowlitzensis
Bivalvia - Arcida - Glycymerididae
Glycimeris sagittata (Gabb 1864)
recombined as Glycymerita sagittata
Glycymeris cf. eocenica (Weaver 1912)
recombined as Glycymeris (Glycymeris) eocenica
Glycimeris fresnoensis Dickerson 1916
recombined as Glycymeris (Tucetona) fresnoensis
see common names

Geography
Country:United States State/province:Oregon
Coordinates: 43.2° North, 123.4° West (view map)
Paleocoordinates:47.2° North, 104.4° West
Basis of coordinate:estimated from map
Time
Period:Paleogene Epoch:Eocene
Stage:Ypresian 10 m.y. bin:Cenozoic 2
Key time interval:Ypresian
Age range of interval:56.00000 - 47.80000 m.y. ago
Stratigraphy
Geological group:Umpqua Formation:Roseburg
Stratigraphy comments: originally lower Umpqua Formation
Lithology and environment
Primary lithology: not reported
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Reason for describing collection:general faunal/floral analysis
Metadata
Database number:200804
Authorizer:M. Uhen Enterer:M. Uhen
Modifier:M. Uhen Research group:vertebrate
Created:2019-04-19 13:36:08 Last modified:2019-04-23 15:58:15
Access level:the public Released:2019-04-19 13:36:08
Creative Commons license:CC BY
Reference information

Primary reference:
63268. F. E. Turner. 1938. Stratigraphy and Mollusca of the Eocene of western Oregon. Geological Society of America Special Paper (10)1-130 [A. Hendy/A. Hendy]

Secondary references:

19139 E. M. Baldwin. 1974. Eocene stratigraphy of Southwestern Oregon. Oregon Department of Geology and Mineral Industries Bulletin 83:1-40 [M. Uhen/M. Uhen/M. Uhen]