Drake Island, stromatolite reef (Silurian of the United States)

Also known as Reef 2929

Where: Alaska (58.6° N, 136.2° W: paleocoordinates 6.0° S, 91.3° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Willoughby Formation, Ludlow (427.4 - 423.0 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: platform or shelf-margin reef; lithified reef rocks

• stromatolite reef complex, 100 m thick

Size class: macrofossils

Collection methods: peel or thin section,

Primary reference: C. M. Soja, B. White, A. Antoshkina, S. Joyce, L. Mayhew, B. Flynn, and A. Gleason. 2000. Development and decline of a Silurian stromatolite reef complex, Glacier Bay National Park, Alaska. Palaios 15:273-292 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 79359: authorized by Wolfgang Kiessling, entered by Uta Merkel on 04.03.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
  -
Gastropoda indet. Cuvier 1795 snail
Rhynchonellata
 Atrypida -
Atrypida indet. Rzhonsnitskaya 1960
Hydrozoa
  -
Fistulella sp. Shuysky 1970
Anthozoa
  -
Anthozoa indet. Ehrenberg 1834
Stromatoporoidea
 Amphiporida - Amphiporidae
Amphipora sp. Schulz 1883 stromatoporoid sponge
Ludlovia
  - Ludloviaceae
Ludlovia sp. Korde 1973
Rothpletzella
  -
Sphaerina
  -
Sphaerina sp. Riding and Soja 1993
Hecetaphyton
  -
Hecetaphyton sp. Riding and Soja 1993