Fig. 8 in Frasnian-Famennian extinction and recovery of rhynchonellid brachiopods from the East European Platform

Fig. 8. Early Frasnian (Pa.transitansZone)Ripidiorhynchus from Main Devonian Field, northwestwern Russia. A–D. Ripidiorhynchusaldogus (Nalivkin, 1941), CNIGR 40/6993, ventral, dorsal, anterior, and lateral views. Pskov beds, Sjas River, Konopljankina village. E–P. Ripidiorhynchuslivonicus (Buch, 1834). E–H. CNIGR 45/6993, ventral, dorsal, anterior, and lateral views. Chudovo beds, Velikaya River, Vybuty rapids. I–L. CNIGR 47/6993, ventral, dorsal, anterior, and lateral views. Chudovo beds, Kerest River, Luki village. M–P. CNIGR 37/6993, in ventral, dorsal, anterior, and lateral views. Pskov beds, Velikaya River. All × 1.5

Published as part of Sokiran, Elena V., 2002, Frasnian-Famennian extinction and recovery of rhynchonellid brachiopods from the East European Platform, pp. 339-354 in Acta Palaeontologica Polonica 47 (2) on page 346, DOI: 10.5281/zenodo.13304772

Keywords

Rhynchonellata, Brachiopoda, Animalia, Ripidiorhynchus, Biodiversity, Rhynchonellida, Trigonirhynchiidae, Taxonomy

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