Spatalia 1 Cells of most of the egg surface poorly expressed (Figs. 74, 75).................................................2 - Cells of most of the egg surface with prominent walls (Figs. 76, 77).............................. S. plusiotis, S. dives 2 From Europe to Volga-Don region of Russia. Asia Minor, Near East..................................... S. argentina - Far East Russia (Amur, Primorye, Kuril Islands), Korea, Japan, China ................................... S. doerriesi