Strophomenoidea King, 1846

Hansen, Jesper & Holmer, Lars E., 2011, Taxonomy and biostratigraphy of Ordovician brachiopods from northeastern Ny Friesland, Spitsbergen 3076, Zootaxa 3076 (1), pp. 1-122 : 84

Superfamily Strophomenoidea King, 1846

Strophomenid sp.

Pl. 23, Fig. 15

Material. Two poorly preserved and damaged ventral valves from the sample with trilobite A84290 and from sample JH-99. The figured specimen is TSGF 16767 from sample JH-99.

Description. Ventral valve moderately convex and more than 5.9 mm long. Shell thin-walled. Ornamentation of costellae impressed on valve floor. 11–12 costellae per mm. Every 5th–6th costella stronger. Rugae absent. Moderately dense, small, round pustules present on valve floor.

Remarks. The specimens are too poorly preserved for closer identification.

Occurrence. 71 and 80 m above base of Profilbekken Member, Valhallfonna Formation, Basissletta in northeastern Ny Friesland, Spitsbergen.