10 treff

Comments on the lateral line system of some Brachythoracid and Ptyctodontid Arthrodires
Tor Ørvig
Bok Språk ikke angitt 1971
A new brachythoracid arthrodire from the Devonian of Dickson Land, Vestspitsbergen
Tor Örvig
Bok Språk ikke angitt 1969
Cosmine and cosmine growth
Tor Örvig
Bok Språk ikke angitt 1969
Thelodont scales from the Grey Hoek Formation of Andrée Land, Spitsbergen
Tor Örvig
Bok Språk ikke angitt 1969
The vertebrate fauna of the primaeva beds of the Frænkelryggen Formation of Vestspitsbergen and its biostratigraphic significance
Tor Örvig
Bok Språk ikke angitt 1969
Vertebrates from the Wood Bay Group and the position of the Emsian-Eifelian boundary in the Devonian of Vestspitsbergen
Tor Örvig
Bok Språk ikke angitt 1969
Current problems of lower vertebrate phylogeny : proceedings of the fourth Nobel Symposium held in June 1967 at the Swedish Museum of Natural History (Naturhistoriska riksmuseet) in Stockholm
Nobel Symposium
Bok Engelsk 1968
Notes on some Paleozoic lower vertebrates from Spitsbergen and North America
Tor Ørvig
Bok Språk ikke angitt 1957
On the mesozoic field of Andøya. 1. Notes on the Ichthyosaurian remains collected in 1952, with remarks on the age of the vertebrate-bearing beds
Tor Ørvig
Bok Engelsk 1953
Histologic studies of Placoderms and fossil Elasmobranchs. 1. The endoskeleton, with remarks on the hard tissues of lower vertebrates in general
tor Ørvig
Bok Engelsk 1951