Seymour Island 9b: Late Maastrichtian, Antarctica

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Crinoidea
Crinoidea indet. Miller 1821
Reptilia
Reptilia indet. Laurenti 1768
unclassified
Echinoids indet.
spines
Labile larseni
originally entered as "Lahilla larseni"
Malacostraca - Decapoda - Nephropidae
Hoploparia stokesi (Weller 1903)
Sabellida - Serpulidae
Ditrupa sp. Berkeley 1835
Rotularia sp.
Rotularia shackletoni Ball 1960
Bivalvia - Trigoniida - Laevitrigoniidae
Laevitrigonia regina
Bivalvia - Pholadomyida - Pholadomyidae
Goniomya hyriliformis
Bivalvia - Hiatellida - Hiatellidae
Panopea clausa (Wilckens 1910)
Bivalvia - Cardiida - Veneridae
Cyclorisma sp. n. sp. Dall 1902
originally entered as "Cyclorisma n. sp."
Bivalvia - Arcida - Cucullaeidae
Cucullaea antarctica Wilckens 1907
Bivalvia - Ostreida - Gryphaeidae
cf. Pycnodonte vesiculosa (Sowerby 1822)
originally entered as "Pycnodonte cf. vesiculosa"
Bivalvia - Ostreida - Pinnidae
Pinna anderssoni
Bivalvia - Ostreida - Malleidae
Pulvinites antarctica
Bivalvia - Pectinida - Limidae
Seymourtula antarctica (Wilckens 1910)
Acesta sp. n. sp. Adams and Adams 1858
originally entered as "Acesta n. sp."
Cephalopoda - Ammonitida - Diplomoceratidae
Diplomoceras lambi Spath 1953
Cephalopoda - Ammonitida - Tetragonitidae
Anagaudryceras seymouriense Macellari 1986
Zealandites varuna (Forbes 1846)
originally entered as "Zelandites varuna"
Pseudophyllites loryi (Kilian and Reboul 1909)
Cephalopoda - Ammonitida - Pachydiscidae
Pachydiscus riccardi (Macellari 1986)
Pachydiscus ultimus Macellari 1986
Cephalopoda - Ammonitida - Desmoceratidae
Kitchinites sp. Spath 1922
Cephalopoda - Ammonitida - Kossmaticeratidae
Grossouvrites gemmatus (Huppe 1854)
    = Grossouvrites joharae Salazar et al. 2010
Salazar et al. 2010
Maorites densicostatus (Kilian and Reboul 1909)
Cephalopoda - Nautilida - Nautilidae
Eutrephoceras simile Spath 1953
Gastropoda - Eucyclidae
Amberleya spinigera
Gastropoda - Aporrhaidae
Perissoptera nordenskjoldi Wilckens 1910
Gastropoda - Cassidae
Cassidaria mirabilis
Gastropoda - Neogastropoda - Fasciolariidae
Taioma charcotianus
Cryptorhytis philippiana
Gastropoda - Naticidae
Eunaticina arctowskiana
Gastropoda - Cerithiidae
Cerithium sp. Bruguière 1789
Anthozoa
Anthozoa indet. Ehrenberg 1834
see common names

Geography
Country:Antarctica State/province:Seymour Island
Coordinates: 64.3° South, 56.8° West (view map)
Paleocoordinates:62.6° South, 67.3° West
Geographic resolution:small collection
Time
Period: Cretaceous Epoch: Late Cretaceous
Stage: Maastrichtian 10 m.y. bin: Cretaceous 8
*Epoch:Senonian
*International age/stage:Late/Upper Maastrichtian
Key time interval: Late Maastrichtian
Age range of interval: 72.1 - 66 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Formation:Lopez de Bertodano
Local section:A, C, D, E, F Local bed:9b
Stratigraphic resolution:group of beds
Lithology and environment
Primary lithology:glauconitic,gray silty sandstone
Environment:offshore
Taphonomy
Collection methods and comments
Reason for describing collection:paleoecologic analysis
Metadata
Database number:3169
Authorizer:M. Patzkowsky, M. Clapham Enterer:K. Layou, M. Clapham
Research group:marine invertebrate
Created:1999-07-27 13:53:34 Last modified:1999-07-27 16:53:34
Access level:the public Released:2000-11-20 13:53:18
Creative Commons license:CC BY
Reference information

Primary reference:
145. C. E. Macellari. 1988. Stratigraphy, sedimentology, and paleoecology of Upper Cretaceous/Paleocene shelf-deltaic sediments of Seymour Island. Geological Society of America-Memoir 169:25-53 [M. Patzkowsky/K. Layou/M. Uhen]

Secondary references:

54096 C. Salazar, W. Stinnesbeck, and L. A. Quinzio-Sinn. 2010. Ammonites from the Maastrichtian (Upper Cretaceous) Quiriquina Formation in central Chile. Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen 257:181-236 [M. Clapham/M. Clapham/M. Clapham]