Pyrgulinae. A–C Turricaspia ? spica (Eichwald, 1855), form B, RGM 1310237 D–F T. ? spica, transitional form, LV 201501 G–I T. ? spica, form B, LV 201502 J–L T. ? spica, form A, RGM 1310230 M–O T. ? spica, form B, RGM 1310231 P T. ? spica, form A, RGM 1310233 Q T. ? spica, transitional form, RGM 1310236 R T. ? spica, RGM 1309813.

 
 
  Part of: Neubauer TA, van de Velde S, Yanina T, Wesselingh FP (2018) A late Pleistocene gastropod fauna from the northern Caspian Sea with implications for Pontocaspian gastropod taxonomy. ZooKeys 770: 43-103. https://doi.org/10.3897/zookeys.770.25365