Seymour Island 9 (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, Late/Upper Maastrichtian (70.6 - 66.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: offshore; gray, sandy siltstone

Size class: macrofossils

Preservation: concretion

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 3166: 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, Surobula sp. n. sp., "Echinoid" indet.
Labile larseni
originally entered as "Lahilla larseni"
Surobula sp. n. sp.
originally entered as "Surobula n. sp."
Anthozoa
  -
Anthozoa indet.
Anthozoa indet. Ehrenberg 1834
Reptilia
  -
Reptilia indet.
Reptilia indet. Laurenti 1768 reptile
Gastropoda
 Pleurotomarioidea - Pleurotomariidae
Pleurotomaria larseniana
 Seguenzioidea - Eucyclidae
Amberleya spinigera
 Cerithioidea - Cerithiidae
Cerithium sp.
Cerithium sp. Bruguière 1789 cerith snail
 Neogastropoda - Fasciolariidae
Cryptorhytis philippiana, Taioma charcotianus
 Sorbeoconcha - Aporrhaidae
"Perissoptera nordenskjoldi" = Struthiochenopus nordenskjoldi
"Perissoptera nordenskjoldi" = Struthiochenopus nordenskjoldi Wilckens 1910 snail
 Sorbeoconcha - Cassidae
"Cassidaria mirabilis" = Galeodea
"Cassidaria mirabilis" = Galeodea snail
 Sorbeoconcha - Naticidae
Eunaticina arctowskiana
Bivalvia
 Solemyida - Solemyidae
Solemya rossiana
Solemya rossiana Awning Clam
 Trigoniida - Myophorelloidae
Laevitrigonia regina
 Trigoniida - Trigoniidae
Linotrigonia pygoscelium
 Carditida - Astartidae
"Dozyia drygalskiana" = Eriphyla (Dozyia)
"Dozyia drygalskiana" = Eriphyla (Dozyia) clam
 Lucinida - Thyasiridae
"Thyasira townsendi" = Conchocele townsendi
"Thyasira townsendi" = Conchocele townsendi White 1890 clam
 Lucinida - Lucinidae
Lucina scotti
 Pholadomyida - Pholadomyidae
Goniomya hyrilformis
 Hiatellida - Hiatellidae
Panopea clausa
Panopea clausa Wilckens 1910 clam
 Cardiida - Veneridae
Cyclorisma sp. n. sp.
Cyclorisma sp. n. sp. Dall 1902 venus clam
originally entered as "Cyclorisma n. sp."
 Arcida - Cucullaeidae
Cucullaea antarctica
 Ostreida - Pinnidae
Pinna anderssoni
 Ostreida - Pteriidae
Phelopteria sp.
Phelopteria sp. Stephenson 1953 pearl oyster
originally entered as "Phleopteria sp."
 Ostreida - Malleidae
Pulvinites antarctica
 Ostreida - Gryphaeidae
"cf. Pycnodonte vesiculosa" = Pycnodonte (Phygraea) vesicularis vesiculosa
"cf. Pycnodonte vesiculosa" = Pycnodonte (Phygraea) vesicularis vesiculosa Sowerby 1822 oyster
originally entered as "Pycnodonte cf. vesiculosa"
 Pectinida - Limidae
Seymourtula antarctica, Acesta sp. n. sp.
Seymourtula antarctica Wilckens 1910 file clam
Acesta sp. n. sp. Adams and Adams 1858 file clam
originally entered as "Acesta n. sp."
 Pectinida - Entoliidae
Entolium sp.
Entolium sp. Meek 1865 scallop
"sp. A" - originally entered as "Entolium sp. A"
Cephalopoda
 Nautilida - Nautilidae
"Eutrephoceras simile" = Eutrephoceras dorbignyanum
"Eutrephoceras simile" = Eutrephoceras dorbignyanum Forbes 1846 nautiloid
 Ammonitida - Kossmaticeratidae
Grossouvrites joharae, Maorites densicostatus
Grossouvrites joharae Salazar et al. 2010 ammonite
originally entered as "Grossourvrites gemmatus"
Maorites densicostatus Kilian and Reboul 1909 ammonite
 Ammonitida - Desmoceratidae
Kitchinites laurae
Kitchinites laurae Macellari 1986 ammonite
 Ammonitida - Pachydiscidae
Pachydiscus riccardi
Pachydiscus riccardi Macellari 1986 ammonite
 Ammonitida - Tetragonitidae
"Anagaudryceras seymouriense" = Gaudryceras seymouriense, Pseudophyllites loryi
"Anagaudryceras seymouriense" = Gaudryceras seymouriense Macellari 1986 ammonite
Pseudophyllites loryi Kilian and Reboul 1909 ammonite
 Ammonitida - Diplomoceratidae
"Diplomoceras lambi" = Diplomoceras cylindraceum
"Diplomoceras lambi" = Diplomoceras cylindraceum Defrance 1816 ammonite
Brachiopoda
  -
Brachiopoda indet.
Brachiopoda indet. Cuvier 1805
Polychaeta
 Sabellida - Serpulidae
Ditrupa sp., Rotularia shackletoni, Rotularia zinsmeisteri, Rotularia sp.
Ditrupa sp. Berkeley 1835
Malacostraca
 Decapoda - Nephropidae
Hoploparia stokesi
Hoploparia stokesi Weller 1903 clawed lobster
 Decapoda - Callianassidae
Callianassa meridonalis