TY  - JOUR 
T1  - Some devonian Chonetoidea (Brachiopoda) from the Amazon and Parnaíba Basins, Brazil, and their stratigraphic and paleogeographic implications
JO  - Anais da Academia Brasileira de Ciências
A1  - FONSECA, VERA M.M.
A1  - MACHADO, DEUSANA M.C.
SN  - 0001-3765
UL  - 10.1590/S0001-37652002000200012
VL  - 74 
Y1  - 2002
PB  - Brasil 
ER  -