Stylina arborea d’Achiardi, 1880

Löser, Hannes, Werner, Winfried & Darga, Robert, 2023, Middle Cenomanian coral fauna from the Roßsteinalmen (Northern Calcareous Alps, Bavaria, Southern Germany) – a revised and extended version, Zitteliana 97, pp. 89-147 : 89-147

Stylina arborea d’Achiardi, 1880

Plate 13: figs 1–3

* v 1880 Stylina arborea – d’Achiardi: 290, pl. 19, fig. 8.

vnon 1897 Stylina arborea d’Achiardi – Ogilvie: 169, pl. 17, fig. 1.

v 2009 Stylina cf. parviramosa Beauvais, 1964 – Reolid, Molina and Löser: 581, fig. 5 b.

v 2021 Stylina arborea Achiardi, 1880 – Löser, Nieto, Castro and Reolid: 39, figs 49.1–3

Material.

BSPG 1991 X 44, LFU 8336 SG 015223; three thin sections.

Dimensions.

( LFU 8336 SG 015223).

Remarks.

The septal symmetry is octameral with two septal cycles. The species is, to date, only known from the middle Jurassic to the Valanginian.

Other occurrences.

Bathonian of the Southern Tethys ( Madagascar), Aalenian to lower Valanginian of the Western Tethys ( Spain), Kimmeridgian of the European Boreal ( Germany), lower Tithonian of the Central Tethys ( Italy).

Figures

Plate 13. (1–3) Stylina arborea d’Achiardi, 1880. BSPG 1991 X 44. 1. Transversal thin section. 2. Transversal thin section, detail. 3. Longitudinal thin section. (4–6) Stylina sp., BSPG 1947 XVI 35. 4. Transversal thin section. 5. Transversal thin section, detail. 6. Longitudinal thin section. (7–9) Eosiderastrea sp., LFU 8336 SG 015227 # 3. 7. Transversal thin section. 8. Transversal thin section, detail. 9. Oblique thin section. (10–11) Moltkia sp., MB K 2983 # 1. 10. surface. 11. surface, detail. Scale bars: 1 mm.