On the appendages of Tremataspis /
Patten, W.
On the appendages of Tremataspis / W. Patten - Boston : Ginn & Company, 1903 - 223-242 p. : ill. ; 25 cm - The American naturalist ; 37 .
Tav. di studio SZN
On the appendages of Tremataspis / W. Patten - Boston : Ginn & Company, 1903 - 223-242 p. : ill. ; 25 cm - The American naturalist ; 37 .
Tav. di studio SZN