суббота, 2 марта 2013 г.

Leninia stellans



Leninia stellans from the lower Aptian of western Russia.

***
VALENTIN FISCHER, MAXIM S. ARKHANGELSKY, GLEB N. USPENSKY, ILYA M. STENSHIN and PASCAL GODEFROIT. A new Lower Cretaceous ichthyosaur from Russia reveals skull shape conservatism within Ophthalmosaurinae. Geological Magazine, available on CJO2013. doi:10.1017/S0016756812000994.