Heteroporella macropora Di Stefano et Senowb.-Dar.

Plant Fossil Names Registry Number: PFN002738

Act LSID: urn:lsid:plantfossilnames.org:act:2738

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: 193

Illustrations or figures: pl. 1, figs 1–8


Holotype Si 26.b, Museum of Geology, University of Palermo, Palermo, Italy
Figures: pl. 1, fig. 1

Note: Holotype is thin-section.
Holotype is from Coll. A 59.

Original diagnosis/description

Unsegmented egg-shaped thallus. Central stem with periodical constrictions. Two types of verticils alternate along the thallus axis: the first is composed of fertile globular branches, each supporting 6–7 secondary branches, the second consisting only of primary sterile branches.


macropora = large pores, referred to diameter of the 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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