Author:
Laufeld,S.
Year:
1979
Title:
Biogeography of Ordovician, Silurian, and Devonian chitinozoans.
Reference:
Laufeld,S. (1979) Biogeography of Ordovician, Silurian, and Devonian chitinozoans. Historical biogeography, plate tectonics, and the changing environment : proceedings of the 37th Annual Biology Colloquium, and selected papers.(Jane Gray and Arthur J. Boucot,editors).Oregon State University Press P. 75- 90
Google Academy:
try to search by title in english
Genus Species Country(Region) From To
Spinachitina Spinachitina North America Ordovician
Spinachitina Spinachitina Asia Ordovician
Tanuchitina Tanuchitina Africa Ordovician
Tanuchitina Tanuchitina Europe Ordovician
Tanuchitina Tanuchitina North America Ordovician
Urnochitina Urnochitina Africa Silurian
Urnochitina Urnochitina Africa Devonian
Urnochitina Urnochitina Asia Devonian
Urnochitina Urnochitina South America Devonian