Kirkbyellidae Sohn, 1961

Casier, Jean-Georges & Olempska, Ewa, 2008, Early Frasnian ostracods from the Arche quarry (Dinant Synclinorium, Belgium) and the Palmatolepis punctata Isotopic Event, Acta Palaeontologica Polonica 53 (4), pp. 635-646 : 646

Family Kirkbyellidae Sohn, 1961

Refrathella incompta Becker, 1971 ( Fig. 3A, B )

Suborder Paraparchiticopina Gramm, 1975 in Gramm and Ivanov (1975) Family Paraparchitidae Scott, 1959

Paraparchitidae ? sp. indet. 2

Suborder uncertain

Family Scrobiculidae Posner, 1951

Scrobicula gracilis sp. nov. ( Fig. 3H–J )

Suborder Platycopina Sars, 1866

Family Kloedenellidae Ulrich and Bassler, 1908

Uchtovia materni Becker, 1971 ( Fig. 3C–E )

Family Cavellinidae Egorov, 1950

Cavellina ? sp. A. ( Fig. 3K )

Suborder Platycopina Sars, 1866 ?

Family Geisinidae Sohn, 1961

Hypotetragona tremula Becker, 1971 ( Fig. 3F, G )

Figures

Fig. 3. Early Frasnian ostracods from the access path to the Arche quarry, Dinant Synclinorium, Belgium. A, B. Refrathella incompta Becker, 1971. A. Carapace in right (A) and dorsal (A) views. Sample AR−06−28. IRScNB n° b5055. B. Left valve. Sample AR−06−26. IRScNB n° b5056. C–E. Uchtovia 1 2 materni Becker, 1971. C. Heteromorph carapace in left lateral view. Sample AR−06−26. IRScNB n° b5057. D. Heteromorph carapace in dorsal view. Sample AR−06−28. IRScNB n° b5058. E. Tecnomorph carapace in dorsal view. Sample AR−06−28. IRScNB n° b5059. F, G. Hypotetragona tremula Becker, 1971. F. Heteromorph carapace in left lateral view. Sample AR−06−23. IRScNB n° b5060. G. Tecnomorph carapace in dorsal view. Sample AR−06−28. IRScNB n° b5061. H–J. Scobicula gracilis sp. nov. H. Holotype. Carapace in left lateral (H) and dorsal (H) views. Sample AR−06−20. IRScNB n° b5062. 1 2 I. Carapace in left lateral view. Sample NI−07−136 from the Sourd d’Ave Member in the Nismes section. IRScNB n° b5063. J. Carapace in left lateral view. Sample NI−07−12 from the Chalon Member in the Nismes section. IRScNB n° b5064.K. Cavellina? sp. A. Carapace in left (K) and dorsal (K) views. Sam1 2 ple AR−06−26. IRScNB n° b5065. L–N. Plagionephrodes laqueus praelaqueus ssp. nov. L. Holotype. Carapace in right lateral (L) and dorsal (L) views. 1 2 Sample AR−06−27. IRScNB n° b5066. M. Internal view of right valve. Sample AR−06−17. IRScNB n° b5068. N. Internal view of left valve. Sample AR−06−18. IRScNB n° b5069. O. Plagionephrodes ineptus Becker, 1971. Carapace in right (O) and dorsal (O) views. Sample AR−06−28. IRScNB n° 1 2 b5070. Scale bar 200 µm.