Haeckelicyrtium sp. 1

Cifer, Tim, Goričan, Špela, Gawlick, Hans-Jürgen & Auer, Matthias, 2020, Pliensbachian, Early Jurassic radiolarians from Mount Rettenstein in the Northern Calcareous Alps, Austria, Acta Palaeontologica Polonica 65 (1), pp. 167-207 : 188

publication ID

https://doi.org/ 10.4202/app.00618.2019

persistent identifier

https://treatment.plazi.org/id/C1142978-FFC6-AF70-FFCA-AB9D51D7FC76

treatment provided by

Felipe

scientific name

Haeckelicyrtium sp. 1
status

 

Haeckelicyrtium sp. 1

Material.—Sample Rö37: stubs Rö37_3 (one specimen), Rö37_5 (three specimens); sample Rö38: stub Rö38_1 one specimen); sample Rö416: stub Rö416_5 (two specimens); sample Rö417: stub Rö417 (one specimen), Mount Rettenstein , Northern Calcareous Alps, Austria, Lower Pliensbachian .

Description.—Test composed of tricyrtid conical part and a flaring skirt. Cephalis smooth, covered with small pores; a short three-bladed apical horn present. Pores on the rest of the test much larger; the size of pore frames increases from thorax to abdomen and the skirt. The skirt is separated from the abdomen by a pronounced constriction.

Remarks.— Haeckelicyrtium sp. 1 differs from Haeckelicyrtium crickmayi Carter (in Goričan et al. 2006) by having a higher conical part and a pronounced constriction between the abdomen and the flaring skirt. It differs from Haeckelicyrtium sp. A sensu Carter et al. (1998, pl. 16: 14, 15, 19–22) by its conical instead of dome-shaped outline.

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