Seymour Island 7 (Cretaceous of Antarctica)

Where: Seymour Island, Antarctica (64.3° S, 56.8° W: paleocoordinates 62.6° S, 67.3° W)

• small collection-level geographic resolution

When: Lopez de Bertodano Formation, Early/Lower Maastrichtian (70.6 - 66.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: shoreface; burrowed, gray sandstone

• lithology has thin intercalations of calcareous sandstone

Primary reference: 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]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 3158: authorized by Mark Patzkowsky, entered by Karen Layou on 27.07.1999, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
unclassified
  -
Labile larseni, Echinoids indet., Austrocucullaea oliveroi
Labile larseni
originally entered as "Lahilla larseni"
Malacostraca
 Decapoda - Callianassidae
Callianassa meridionalis
Callianassa meridionalis Ball 1960 decapod
Polychaeta
 Sabellida - Serpulidae
Rotularia shackletoni, Rotularia tenuilaevis, Rotularia zinsmeisteri
Gastropoda
 Sorbeoconcha - Cassidae
"Cassidaria mirabilis" = Galeodea
"Cassidaria mirabilis" = Galeodea snail
 Neogastropoda - Fasciolariidae
Cryptorhytis philippiana, Taioma charcotianus
Cryptorhytis philippiana snail
abundant
 Sorbeoconcha - Aporrhaidae
Perissoptera sp.
Perissoptera sp. Tate 1865 snail
 Sorbeoconcha - Naticidae
Eunaticina arctowskiana
Eunaticina arctowskiana moon snail
abundant
 Cerithioidea - Cerithiidae
Cerithium sp.
Cerithium sp. Bruguière 1789 cerith snail
 Pleurotomarioidea - Pleurotomariidae
Pleurotomaria larseniana
 Seguenzioidea - Eucyclidae
Amberleya spinigera
Amberleya spinigera snail
abundant
Bivalvia
 Hiatellida - Hiatellidae
Panopea clausa
Panopea clausa Wilckens 1910 clam
 Pholadomyida - Pholadomyidae
Goniomya hyrilformis
 Thraciida - Thraciidae
Thracia sp.
Thracia sp. Blainville 1824 clam
 Lucinida - Lucinidae
Lucina scotti
 Lucinida - Thyasiridae
"Thyasira townsendi" = Conchocele townsendi
"Thyasira townsendi" = Conchocele townsendi White 1890 clam
 Carditida - Astartidae
"Dozyia drygalskiana" = Eriphyla (Dozyia)
"Dozyia drygalskiana" = Eriphyla (Dozyia) clam
 Trigoniida - Trigoniidae
Linotrigonia pygoscelium
 Trigoniida - Myophorelloidae
Laevitrigonia regina
 Arcida - Parallelodontidae
"Nordenskjoldia nordenskjoldi" = Grammatodon (Nordenskjoldia)
"Nordenskjoldia nordenskjoldi" = Grammatodon (Nordenskjoldia) clam
 Pectinida - Limidae
Acesta snowhillensis, Seymourtula antarctica
Seymourtula antarctica Wilckens 1910 file clam
 Ostreida - Pinnidae
Pinna anderssoni
 Ostreida - Gryphaeidae
Pycnodonte seymourianus, "cf. Pycnodonte vesiculosa" = Pycnodonte (Phygraea) vesicularis vesiculosa
"cf. Pycnodonte vesiculosa" = Pycnodonte (Phygraea) vesicularis vesiculosa Sowerby 1822 oyster
originally entered as "Pycnodonte cf. vesiculosa"
 Solemyida - Solemyidae
Solemya rossiana
Solemya rossiana Awning Clam
 Nuculida - Nuculidae
Nucula subloblonga
Cephalopoda
 Nautilida - Nautilidae
"Eutrephoceras simile" = Eutrephoceras dorbignyanum
"Eutrephoceras simile" = Eutrephoceras dorbignyanum Forbes 1846 nautiloid
 Ammonitida - Diplomoceratidae
"Diplomoceras lambi" = Diplomoceras cylindraceum
"Diplomoceras lambi" = Diplomoceras cylindraceum Defrance 1816 ammonite
 Ammonitida - Pachydiscidae
Pachydiscus ootacodensis
Pachydiscus ootacodensis Stolickzka 1865 ammonite
 Ammonitida - Kossmaticeratidae
Maorites wedellensis, Maorites seymourianus, Grossouvrites joharae
Maorites seymourianus Kilian and Reboul 1909 ammonite
Grossouvrites joharae Salazar et al. 2010 ammonite
 Ammonitida - Desmoceratidae
Kitchinites darwini
Kitchinites darwini Steinmann 1895 ammonite
Reptilia
  -
Reptilia indet.
Reptilia indet. Laurenti 1768 reptile
Anthozoa
  -
Anthozoa indet.
Anthozoa indet. Ehrenberg 1834