Report on the Xeniidae collected by Dr. Willey /
Ashworth, J. H.
Report on the Xeniidae collected by Dr. Willey / by J. H. Ashworth - Cambridge : University press, 1900 - 509-530 p. : ill. ; 31 cm - Zoological results ... / by Arthur Willey ; 4 .
Tav. di studio SZN
Report on the Xeniidae collected by Dr. Willey / by J. H. Ashworth - Cambridge : University press, 1900 - 509-530 p. : ill. ; 31 cm - Zoological results ... / by Arthur Willey ; 4 .
Tav. di studio SZN