Fig. 8. Additional conodont elements from the upper L. variabilis and Y. crassus zones. A–D in Conodont faunas with Lenodus variabilis in the upper Arenigian to lower Llanvirnian of Sweden

Fig. 8. Additional conodont elements from the upper L. variabilis and Y. crassus zones. A–D. Yangtzeplacognathus crassus Chen and Zhang,1993 (in Ding et al. 1993) from samples Öl92−9 (A) and Öl87−3 (B–D), Y. crassus Zone,Gillberga quarry. A. Dextral Pa element,LO 8708t,× 50. B. Sinistral Pa element,LO 8707t,× 55. C. Dextral Pb element,LO 8710t,× 60. D. Sinistral Pb element,LO 8709t,× 40. E–I. Dzikodus hunanensis Zhang,1998b from samples HK88−3 (E, F, H) and HK88−2 (I),Hällekis quarry,and Öl93−8 (G),Gillberga quarry,all from the Y. crassus Zone. E. Sinistral juvenile Pa element,LO 8849t,× 90. F. Sinistral subadult Pa element,LO 8850t,× 50. G. Dextral? Pb element,LO 8851t,× 55. H. Sb element,LO 8852t,× 100. I. M element,LO 8853t,× 80. J–N. Parapanderodus quietus Bagnoli and Stouge,1997 from sample Öl87−1, L. variabilis Zone,Gillberga quarry. J. Slender element (?Sb),lateral view,LO 8854t, × 75. K. Slender element (?Sb),posterior−lateral view,LO 8855t,× 70. L. Small,laterally compressed element (?Sc),LO 8856t,× 100. M. Small,asymmetrical element (?Sd),LO 8857t,× 105. N. Bicostate element (?Sa),posterior view,LO 8858t,× 75. O–Q. Protopanderodus calceatus Bagnoli and Stouge,1997 from sample HK88−3,Hällekis quarry, Y. crassus Zone. O. Square−based asymmetrical element,LO 8804t,× 45. P. Short−based asymmetrical element,LO 8805t, × 60. Q. Scandodontiform element,LO 8806t,× 45. R–U. Protopanderodus rectus (Lindström,1955) from sample Vg98−4B, L. variabilis Zone,Österplana quarry. R. Scandodontiform element,LO 8807t,× 50. S. Short−based asymmetrical element,LO 8808t,× 55. T. Square−based acontiodontiform element,LO 8809t,× 50. U. High−based acontiodontiform element,LO 8810t,× 60. V–W. Parapaltodus simplicissimus Stouge,1984 from sample Öl87−3, Y. crassus Zone, Gillberga quarry. V. Scandodontiform element,LO 8829t,× 80. W. Drepanodontiform element,LO 8830t,× 45. X. Ansella jemtlandica (Löfgren,1978) from sample Öl87−3, Y. crassus Zone,Gillberga quarry,LO 8859t,× 110. Y, Z. Periodon flabellum (Lindström,1955),late form from sample Öl87−3, Y. crassus Zone,Gillberga quarry. Y. Sb element,LO 8860t,× 80. Z. M element,LO 8861t,× 80. AA. Strachanognathus parvus Rhodes,1955 from sample Öl87−2, Y. crassus Zone,Gillberga quarry,LO 8862t,× 120. AB–AD. Costiconus mysticus (Barnes and Poplawski,1973) from sample GB81−900, E. crassus Zone, Gullhögen quarry. AB. Multicostate element,LO 8831t,× 100. AC. Geniculate element,LO 8832t,× 110. AD. Scandodontiform element,LO 8833t,× 80.