PU 626 (Telm VI) - Seymour Island: Late/Upper Eocene, Antarctica

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda - Trochidae
"Antisolarium" abstrusum n. sp.
Gastropoda - Opisthobranchia - Bullidae
Bulla glacialis
Gastropoda - Opisthobranchia - Cylichnidae
Scaphander (Kaitoa) schmitti n. sp.
Gastropoda - Turritellidae
Colposigma euthenia n. sp. Stilwell and Zinsmeister 1992
Colposigma capitanea n. sp. Stilwell and Zinsmeister 1992
Gastropoda - Neotaenioglossa - Calyptraeidae
Zegalerus coniculus n. sp.
Gastropoda - Naticidae
Polinices (Polinices) cf. subtenuis (Ihering 1907)
Gastropoda - Neogastropoda - Fasciolariidae
Streptochetus (Streptochetus) polaris n. sp.
Gastropoda - Neogastropoda - Nassariidae
Sudonassarius antarctohimaleos n. gen., n. sp. Stilwell and Zinsmeister 1992
Bullia (Buccinanops) antarctica
Gastropoda - Neogastropoda - Buccinidae
Austrobuccinum tuberosum n. gen., n. sp. Stilwell and Zinsmeister 1992
"Cominella" crozieri n. sp.
Cyrtochetus (Cyrtochetus) bucciniformis Wilckens 1911
Gastropoda - Neogastropoda - Borsoniidae
Zemacies finlayi n. sp.
Gastropoda - Neogastropoda - Volutidae
Pachymelon (Palomelon) suropsilos Stilwell and Zinsmeister 1992
Gastropoda - Struthiolariidae
Struthiolarella variabilis Wilckens 1911
Perissodonta laevis Wilckens 1911
Gastropoda - Aporrhaidae
Arrhoges (Antarctohoges) diversicostata
spelled with current rank as Antarctohoges
Gastropoda - Ranellidae
"Turritriton" suroabditus
Argobuccinum wimani n. gen., n. sp.
Gastropoda - Ficidae
Ficus (Diconoficus) meridonalis n. sp.
synonym of Ficus
Bivalvia - Nuculanida - Yoldiidae
Yoldiella leurovata n. sp. Stilwell and Zinsmeister 1992
Bivalvia - Mytilida - Mytilidae
Arcuatula sootryeni n. sp. Stilwell and Zinsmeister 1992
Modiolus thomsoni
Bivalvia - Pectinida - Pectinidae
"Chlamys" informal sp. B Röding 1798
Bivalvia - Ostreida - Ostreidae
Ostrea seymourensis Zinsmeister 1984
Bivalvia - Arcida - Cucullaeidae
Cucullaea raea
Cucullaea donaldi
Bivalvia - Cardiida - Veneridae
"Cyclorismina" marwicki Zinsmeister 1984
Eurhomalea florentinoi Zinsmeister 1984
Eurhomalea newtoni (Wilckens 1911)
Eurhomalea antarctica (Sharman and Newton 1897)
Bivalvia - Cardiida - Mactridae
Mactra irizari Wilckens 1912
Oxyperas (Pseudoxyperas) ortmanni
Bivalvia - Pholadida - Myidae
Mya (Arenomya) nucleoides (Wilckens 1911)
Mya (Geramya n. subgen.) ekelofi n. sp. Stilwell and Zinsmeister 1992
Bivalvia - Hiatellida - Hiatellidae
Hiatella tenuis (Wilckens 1911)
Panopea philippi
Bivalvia - Thraciida - Periplomatidae
Periploma topei
Bivalvia - Lucinida - Lucinidae
Saxolucina sharmani (Wilckens 1911)
Bivalvia - Carditida - Carditidae
Cyclocardia mesembria n. sp. Stilwell and Zinsmeister 1992
see common names

Geography
Country:Antarctica
Coordinates: 64.3° South, 56.8° West (view map)
Paleocoordinates:64.3° South, 58.7° West
Basis of coordinate:estimated from map
Geographic resolution:outcrop
Time
Period:Paleogene Epoch:Eocene
Stage:Priabonian 10 m.y. bin:Cenozoic 3
Key time interval:Late/Upper Eocene
Age range of interval:37.71000 - 33.90000 m.y. ago
Stratigraphy
Formation:La Meseta Member:Telm 6
Stratigraphic resolution:bed
Stratigraphy comments: STRATIGRAPHIC RELATIONS: From Telm 6 of the La Meseta Fm, which overlies the Cross Valley Fm and is unconformably overlain by Quaternary deposits. THICKNESS: Unknown, within 294 m thick section. AGE: Late Eocene. Within the Perissodonta laevis. STRATIGRAPHIC POSITION: In upper part of section; equivalent to PU 1071, 1072, 630, 2, and 1063.
Lithology and environment
Primary lithology: lithified sandstone
Includes fossils?Y
Lithology description: SPECIFIC LITHOLOGY: Sandstone. LITHIFICATION: Lithified, based on facies desicriptions of adajcent strata.
Environment:coastal indet.
Geology comments: ENVIRONMENT: Barrier island to nearshore tidal and wave-dominated environment. TEMPERATURE: Warm-temperate fauna.
Taphonomy
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
Museum repositories:USNM
Collection method comments: COLLECTOR: J. D. Stilwell and M. O. Woodburne, December, 1986. REPOSITORY: USNM.
Taxonomic list comments:COVERAGE: Exhaustive for Bivalvia, Gastropoda, and Cephalopoda. NOMENCLATURE: Authoritative publication with modern nomenclature, use of endemic generic/subgeneric names, and consistent use of species-level assignments.
Metadata
Also known as:PU 1071, PU 1072, PU 630, PU 2, PU 1063
Database number:72397
Authorizer:A. Hendy Enterer:A. Hendy
Modifier:A. Hendy Research group:marine invertebrate
Created:2007-06-02 13:28:34 Last modified:2013-11-25 13:37:23
Access level:authorizer only Released:2007-06-02 13:28:34
Creative Commons license:CC BY
Reference information

Primary reference:
18284. J. D. Stilwell and W. J. Zinsmeister. 1992. Molluscan Systematics and Biostratigraphy. Antarctic Research Series, AGU 55 [L. Ivany/L. Ivany/M. Uhen]