38 



/ 



ABC 



Fig. 15: Opercle in lateral view in of hemitremians and in the outgroup. A: Platygobio gracilis (KU 

 11950, 101.0 mm SL); B: Margariscus margarita (KU 19000. 77.5 mm SL): C: Lagowskiella lago- 

 wskii (MCZ 32370, 103.5 mm SL). The arrow shows the anterodorsal process of the opercle. Scale 

 bars = 1 mm. 



SN3 



Fig. 16: Lateral view of the 

 neural arches and spines of 

 the anterior vertebrae, the 

 neural complex, and supra- 

 neural bones of some species 

 of hemitremians and out- 

 group. A: Dionda episcopa 

 (KU 7427, 38.0 mm SL): B: 

 Phoxinus issykkulensis (P- 

 10696, 42.4 "mm SL); C: 

 Couesius plumbeus (KU 

 18881, 56.6mm SL). Scale = 

 1 mm. 



