Upper Jurassic Dasycladales
of the Northern Calcareous Alps

Clypeina ? solkani,
various sections,
Locality: Plassen,
Plassen Formation
Campbelliella striata,
oblique section showing typical striation,
Locality: Plassen,
Plassen Formation
c_striata_2.jpg
c_solkani_2.jpg Clypeina ? solkani,
various sections,
Locality: Plassen,
Plassen Formation
c_striata_1.jpg Campbelliella striata,
longitudinal section,
Locality: Plassen,
Plassen Formation
Clypeina sulcata,
longitudinal section,
Locality: Plassen,
Plassen Formation
c_sulcata_1.jpg Campbelliella striata,
oblique section,
Locality: Plassen,
Plassen Formation
c_striata_3.jpg
c_sulcata_2.jpg Clypeina sulcata,
oblique section,
& Mohlerina basiliensis,
Locality: Barmstein,
Barmstein Limestone
s_gr_pygmaea_1.jpg Salpingoporella gr. pygmea,
Locality: Krahstein,
Plassen Formation
Clypeina sulcata,
cross section,
& Campbelliella striata,
Locality: Plassen,
Plassen Formation,
c_sulcata_3.jpg Salpingoporella gr. pygmea,
Locality: Krahstein,
Plassen Formation
s_gr_pygmaea_2.jpg
n_socialis_1.jpg Neoteutloporella socialis,
oblique cross sections,
Locality: Trattberg,
Barmstein Limestone
p_bursiformis.jpg Petrascula bursiformis,
Locality: Rötelstein,
Plassen Formation
Neoteutloporella socialis,
longitudinal sections,
Locality: Trattberg,
Barmstein Limestone
n_socialis_2.jpg Pseudoepimastopora jurassica,
Locality: Plassen,
Plassen Formation
p_jurassica.jpg
s_annulata.jpg Salpingoporella annulata,
longitudinal section,
Locality: Plassen,
Plassen Formation

 

by Michael W. Rasser
Institute of Geology and Palaeontology, University of Graz, Austria
Email
http://www.paleoweb.net/rasser

Images are from the publication: Rasser, M. W. & Fenninger (subm.) Jurassic/Cretaceous dasycladalean algal stratigraphy in the Northern Calcareous Alps: a critical review and comparisons with other localities using similarity indices. - Proceedings of the 4th Meeting of the International Fossil Algae Association, Cluj, 2001.