Dalmanellidae Schuchert, 1913

Hints, Linda & Harper, David A. T., 2015, The Hirnantian (Late Ordovician) brachiopod fauna of the East Baltic: Taxonomy of the key species, Acta Palaeontologica Polonica 60 (2), pp. 395-420 : 407

Family Dalmanellidae Schuchert, 1913 Genus Dalmanella Hall and Clarke, 1892

Type species: Orthis testudinaria Dalman, 1828 ; Dalmanitina Beds, Loka Formation, Hirnantian (Upper Ordovician), Borenshult, Östergötland, Sweden.

→ Fig. 9. Triplesiid brachiopods of the genus Cliftonia from the Kuldiga Formation of the Porkuni Regional Stage, Hirnantian (Upper Ordovician), East Baltic, western Latvia (A–I) and southern Estonia (J, K). A–F, H–K. Cliftonia psittacina ( Wahlenberg, 1821) . A. Ventral valve, GIT 542-166-1, Aispute-41, depth 997.25 m, interior view. B. Ventral valve, GIT 542-166-2, Aispute- 41, 997.25 m, view of ventral interarea with short monticules (B 1) and exterior on the bedding plane with fragments of Cliftonia (B 2). C. Dorsal valve, GIT 542-22, Stirnas-18 core, 909.0 m, view of cardinalia with broken lobes of cardinal process (C 1) and interior view (C 2). D. Ventral valve, GIT 542-163, Stirnas-18, 908.0 m, exterior view. E. Shell, GIT 542-24, Stirnas- 18, 908.9 m, posterior (E 1) and inclined view of ventral area with monticulus (E 2). F. Shell, LDM G 328-59, Adze, 844.1 m, ventral (F 1) and posterior (F 2) views. H. Dorsal valve, GIT 542-171, Aizpute, 997.25 m, views of cardinalia (H 1, H 2) and exterior view (H 3). I. Ventral interarea with short monticulus on valve, GIT 542-25, Stirnas-18 core, 909.5 m, view on ventral interarea with monticulus. J, K. Fragments of ventral valves, Kardla, 175.0 m, GIT 542-153 (J) and GIT 542-154 (K), views on ventral interior. G. Cliftonia sp. , ventral valve, GIT 542-161-1, Mežmali- 16, 916.1 m, posterior (G 1), exterior (G 2), and lateral (G

3

) views. Scale bars 5 mm.