Heteroporella micropora Di Stefano et Senowb.-Dar.

Plant Fossil Names Registry Number: PFN002739

Act LSID: urn:lsid:plantfossilnames.org:act:2739

Authors: P. Di Stefano & B. Senowbari-Daryan

Rank: species

Reference: Di Stefano, P. & Senowbari-Daryan, B. (1985): Upper Triassic Dasycladales (green algae) from the Palermo Mountains (Sicily, Italy). – Geologica Romana 24: 189–220., link

Page of description: 195

Illustrations or figures: pl. 2, figs 1–9

Name is type for

Distefanopolia Baratt., R.Romano et M.A.Conrad 2021


Holotype Si 24.a, Museum of Geology, University of Palermo, Palermo, Italy
Figures: pl. 2, fig. 1

Note: Holotype is thin-section.
Holotype is from Coll. A 66.

Original diagnosis/description

Egg-shaped, simple thallus with a strongly intusannulated cavity. Two types of uniform verticils alternate along the thallus axis: a) Globular, fertile branches with secondary branching and b) sterile branches of one order only.


micropora = small pores, referred to dimensions of sterile branches and secondary branches


Triassic, Upper Triassic, Norian
Algal-Megalodontid limestones


Cozzo di Lupo near Torretta, Palermo Mountains, Sicily

Plant fossil remain

algae - other



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