Praeudalia Tekin, 2020

Tekin, Kagan, Krystyn, Leopold, Okuyucu, Cengiz, Bedi, Yavuz & Sayit, Kaan, 2020, Late Triassic to Early Jurassic radiolarian, conodont and ammonite assemblages from the Tavuscayiri block, Mersin Mélange, southern Turkey: Time constraints for the T / J boundary and sedimentary evolution of the southern margin of the northern Neotethys, Geodiversitas 42 (27), pp. 493-537 : 508-509

publication ID

https://doi.org/ 10.5252/geodiversitas2020v42a27

publication LSID

urn:lsid:zoobank.org:pub:1A437774-B5BE-49F2-8DEF-D46F2790484A

DOI

https://doi.org/10.5281/zenodo.4494436

persistent identifier

https://treatment.plazi.org/id/7F321497-E109-4829-94BB-64E5ABB41432

taxon LSID

lsid:zoobank.org:act:7F321497-E109-4829-94BB-64E5ABB41432

treatment provided by

Felipe

scientific name

Praeudalia Tekin
status

gen. nov.

Genus Praeudalia Tekin , n. gen.

urn:lsid:zoobank.org:act:7F321497-E109-4829-94BB-64E5ABB41432

TYPE SPECIES. — Praeudalia rhaetica Tekin , n. gen., n. sp.

ETYMOLOGY. — For the occurrence precedent to Udalia Whalen & Carter, 1998 .

OCCURRENCE. — Late Triassic, Rhaetian of Queen Charlotte Islands, British Columbia, Canada; El Castillo Mélange, Nicaragua / Costa Rica Border; NE of Antalya city and Mersin Mélange, NW of Mersin city, southern Turkey.

INCLUDED TAXA. — Praeudalia rhaetica Tekin , n. gen., n. sp., Spumellaria View in CoL gen. and sp. indet. A (sensu Tekin 2002b).

DESCRIPTION

Cortical shell includes Pseudoaulophacid structure composed of meshwork of equilateral, triangular pore frames with rounded nodes at vertices. Four spines about similar in length, wide at the base and tapering distally, with sharp ends. Spines coplanar and tetracarinate with very wide grooves adjacent to very narrow ridges.

REMARKS

This genus differs from Udalia (in Carter et al. 1998: 59) by having tetracarinate instead of tricarinate spines.

Kingdom

Chromista

Phylum

Radiozoa

Class

Polycystina

Order

Spumellaria

Family

Emiluviidae

Loc

Praeudalia Tekin

Tekin, Kagan, Krystyn, Leopold, Okuyucu, Cengiz, Bedi, Yavuz & Sayit, Kaan 2020
2020
Loc

Praeudalia rhaetica

Tekin 2020
2020
Loc

Spumellaria

Ehrenberg 1838
1838
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