Where: Aveiro, Portugal (40.4° N, 8.3° W: paleocoordinates 75.0° S, 57.4° E)
When: Leira Má Member (Porto de Santa Anna Formation), Katian (453.0 - 445.2 Ma)
Environment/lithology: marine; poorly lithified, volcaniclastic, carbonaceous claystone
Size class: macrofossils
Preservation: cast, mold/impression, original calcite, replaced with silica
Collected by Delgado in 1897-1908
• Museu Geológico de Lisboa
Primary reference: A. P. M. Jacinto, J. C. Gutiérrez-Marco, and S. Zamora. 2015. Upper Ordovician echinoderms from Buçaco, Portugal. In S. Zamora, I. Rábano (eds.), Progress in Echinoderm Paleobiology, Cuadernos del Museo Geominero 19:75-78 [V. Syverson/V. Syverson]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 182918: authorized by Val Syverson, entered by Val Syverson on 28.11.2016
Creative Commons license: CC BY (attribution)
Taxonomic list
Sphaeronitida | |
Sphaeronitida indet. Neumayr 1889 | |
Crinoidea | |
Crinoidea indet. Miller 1821 Sea lily | |
Ristnacrinus cf. cirrifer Sea lily | |
Cyclocharax paucicrenellatus Sea lily | |
"Echinosphaerites" sp. Wahlenberg 1818 | |
Heliocrinites helmhackeri Barrande 1887
Heliocrinites cf. rouvillei von Koenen 1886 | |
Glyptocystitida indet. Bather 1899 | |
Blastoidea | |
Mespilocystites bussacensis blastoid | |
Rhombifera | |
"Hemicosmitida indet." = Hemicosmitoida
"Hemicosmitida indet." = Hemicosmitoida Jaekel 1918 |