Upper Carboniferous fauna from Demues Spain, Demues Fm (Carboniferous of Spain)

Where: Asturias, Spain (43.3° N, 5.0° W: paleocoordinates 5.2° S, 11.2° E)

• coordinate stated in text

When: Demues Formation, Kasimovian (307.0 - 303.7 Ma)

• 'lower 30m of the Demues Fm.

•Fusulinids date the formation as early to middle Kasimovian. Fossil flora gives the age as late Kasimovian. Foraminifers are latest Moscovian age... middle of the formation is Kasimovian. '

• group of beds-level stratigraphic resolution

Environment/lithology: calcareous marl and shale

• 'primarily marls and shales, with some intercalated decimeter-thick limestone beds.'

Reposited in the UCM

• 'Specimens are deposited in the Department of Paleontology, Faculty of Geology, Universidad Complutense de Madrid (UCM).'

Primary reference: D. C. Garcia-Bellido and J. K. Rigby. 2004. Devonian and Carboniferous sponges from Spain. Journal of Paleontology 78(3):431-455 [A. Miller/J. Sessa/W. Kiessling]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 39857: authorized by Arnold Miller, entered by Jocelyn Sessa on 09.06.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
Bryozoa
  -
Bryozoa indet. Ehrenberg 1831
Echinoidea
  -
Echinoidea indet. Leske 1778 sea urchin
echinoid spines
Crinoidea
  -
Crinoidea indet. Miller 1821 Sea lily
Brachiopoda
  -
Brachiopoda indet. Cuvier 1805
Anthozoa
  -
Anthozoa indet. Ehrenberg 1834
Demospongea
 Agelasida - Sebargasiidae
Discosiphonella sp. Inai 1936 demosponge
Amblysiphonella sp. Steinmann 1882 demosponge
 Agelasida - Girtyocoeliidae
Sollasia sp. Steinmann 1882 demosponge
 Epipolasida - Heliospongiidae
Coelocladia spinosa Girty 1908 demosponge
Dasycladophyceae
 Dasycladales -
Dasycladales indet. K├╝tzing 1860
 Algae -
Algae indet.
encrusting algae