TABLE 1. Stratigraphic distribution of investigated localities with catfish remains.

Epoch

Stage

Age, Ma

No. (Figure 1)

Investigated localities

Heterobranchus austriacus

Silurus spinosus n. sp.

Silurus soldatovi

Silurus glanis

Silurus cf. S. glanis

Silurus sp.

Pleistocene Middle 0.77 26 Semibalka 1            
Early 2.58 21 Kotlovina 3            
Pliocene Piacenzian 10 Cherevichne 2            
  24 Obukhovka 2            
3.60 23 Shirokino            
Zanclean 21 Kotlovina 1            
  20 Kamenskoe            
  25 Novokyivka            
  19 Novopetrovka            
5.33 18 Trudomirovka            
Late Miocene Pontain 22 Shkodova Gora            
  17 Nerubaiske            
  16 Vinogradovka 1            
7.25 15 Pontian Lectostratotype            
Maeotian 14 Novoukrainka 1            
  13 Egorovka 1            
  13 Egorovka 2            
  12 Verkhnya Krynitsya 2            
  11 Vasylivka 1            
9.88 10 Cherevichne 3            
Late Sarmatian s.l. 9 Novoelizavetovka 2            
  8 Kubanka 2            
  7 Lysa Gora 2            
  6 Otradovo            
  5 Palievo            
  4 Frunzovka 2            
  3 Lobkovo            
  2 Mykhailivka 2            
11.0 1 Popovo 3            

 

 

TABLE 2. ­­­Anatomical distribution of investigated late Cenozoic catfish remains.

Skeletal element

Heterobranchus
austriacus

Silurus
spinosus
n. sp.

Silurus
soldatovi

Silurus
glanis

Silurus cf.
S. glanis

Silurus sp.

Total

Parasphenoid - 1 - 3 1 - 5
Praemaxilla - 6 - - - 11 17
Quadrate - 6 5 1 - - 12
Articular - 2 31 1 - - 34
Dentary - 40 35 2 - 60 137
Isolated jaw teeth - - - 2 - 12 14
Cleithrum - 10 74 2 - 6 96
Pectoral spine 102 154 256 19 4 69 604
Weberian centrum - - 27 - - - 27
Centrum - - 20 2 9 1354 1385
Total 102 219 448 32 14 1512 2327