Linoporella kapelensis, (Sokac & Nikler, 1973) Bucur, Granier & Schlagintweit, 2010

Bucur, Ioan I. & Săsăran, Emanoil, 2012, Large dasycladalean algae from Upper Jurassic limestone deposits of the Apuseni Mountains (Romania) - habitat and depositional environment, Geodiversitas 34 (1), pp. 219-239 : 219-239

publication ID

https://doi.org/ 10.5252/g2012n1a12

DOI

https://doi.org/10.5281/zenodo.4610245

persistent identifier

https://treatment.plazi.org/id/D6130250-FFC0-8904-5DD7-FF4CB16453A0

treatment provided by

Felipe

scientific name

Linoporella kapelensis
status

 

Steimanniporella kapelensis ( Sokač & Nikler, 1973) Bucur, Granier & Schlagintweit, 2010 ( Figs 10 View FIG , 11 View FIG )

Linoporella kapelensis Sokač & Nikler, 1973: 65 , pls 1-3. — Bassoullet et al. 1978: 152, pl. 17, figs 6, 7 (reproducing original illustrations by Sokač & Nikler 1973). — Bucur et al. 2005: 110, pl. 3, figs 4, 5.

Linoporella cf. kapelensis – Schlagintweit & Ebli 1999: 393, pl. 8, fig. 4.

Steinmanniporella kapelensis – Bucur et al. 2010: fig. 1a (reproducing the original illustration in Sokač & Nikler 1973: pl. 1, fig. 1 – the holotype).

REMARKS

So far, this nice dasycladalean alga, described in 1973 by Sokač & Nikler, has seldom been identified in other similar deposits. In some cores from drillings in the Sănduleşti quarry ( Fig. 3 View FIG ), we identified numerous quite well preserved specimens. “ Linoporella kapelensis represents the type species of the recently introduced genus Steinmanniporella ( Bucur et al. 2010) as a consequence of the emendation of the genus Linoporella by Barattolo & Romano (2005). The genus was further emended by Radoičić et al. (2009).

All the characteristics given by Sokač & Nikler (1973) can be recognized in the specimens from Sănduleşti. The first-order laterals, tubular in shape, are inclined with respect to the axial cavity; a characteristic well seen in longitudinal and oblique sections ( Fig. 10 View FIG A-D, F, G). They give rise to a bush of four second-order laterals, tubular in the proximal part and enlarged distally. The oblique and transverse-oblique sections ( Fig. 11 View FIG A-F, H, K) show the junction between first-order and second-order laterals, and the number of the secondaries (e.g., Fig. 11D View FIG , lower part). Transverse sections ( Figs 10E View FIG ; 11G View FIG ) show the number of first order laterals in a whorl, as well as their shape (e.g., Fig. 10E View FIG ).

DIMENSIONS

The dimensions of the specimens of S. kapelensis from the Apuseni Mountains are given in Table 3 View TABLE .

Kingdom

Plantae

Phylum

Chlorophyta

Class

Ulvophyceae

Order

Dasycladales

Family

Dasycladaceae

Genus

Linoporella

Loc

Linoporella kapelensis

Bucur, Ioan I. & Săsăran, Emanoil 2012
2012
Loc

Linoporella cf. kapelensis

SCHLAGINTWEIT F. & EBLI O. 1999: 393
1999
Loc

Linoporella kapelensis Sokač & Nikler, 1973: 65

BASSOULLET J. - P. & BERNIER P. & CONRAD M. - A. & DELOFFRE R. & JAFFREZO M. 1978: 152
SOKAC B. & NIKLER L. 1973: 65
1973
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