Michael Rasser Home of Fossil Coralline Algae Anatomical Features Paleogene Algae List of Taxa References


Reproductive organs (e. g., tetrasporangia and spermatangia) are borne in calcified chambers (conceptacles). Conceptacles may be uniporate, multiporate, or arranged in sori. Click here for the details.


Tetra/bisporangial (i. e., asexual) reproductive organs are borne in (F) multiporate, or (G) monoporate conceptacles, or (H) are arranged in sori.

Sexual (I) organs are borne in uniporate conceptacles. Gamete-producing cells (spermatangial initials) may be branched or simple

Click here to learn more from Derek Keats about sex and life cycle in corallines.

Created by Michael.Rasser@univie.ac.at