Origin of selachian
Examples from the Web for selachian
Historical Examples of selachian
The comparison of this system with that of a Selachian is very simple.The Works of Francis Maitland Balfour, Volume 1
Francis Maitland Balfour
The end result is an amphicoelous or biconcave centrum in general appearance much like that of the Selachian.
A Selachian, the common skate (Raja ocellata) or dog-fish (Acanthias vulgaris).
The hepatic portal system differs in two respects from the Selachian type.
The abdominal vein represents the lateral vein of the Selachian and corresponds to the umbilical vein of the higher vertebrates.