Cox, L.R.
Notes on the trigoniidae, wih outlines of a classification of the family - London Angus Graham 1952 - pp. 45-70 ilus.
CLASIFICACION
PALEONTOLOGÍA
TRIGONIIDAE
Notes on the trigoniidae, wih outlines of a classification of the family - London Angus Graham 1952 - pp. 45-70 ilus.
CLASIFICACION
PALEONTOLOGÍA
TRIGONIIDAE