Remarks on Mutvei and Reyment's hypothesis regarding ammonoid phragmacones

18 2 May 437 438

WESTERMANN, G. E. G. 1975. Remarks on Mutvei and Reyment's hypothesis regarding ammonoid phragmacones. Palaeontology18, 2, 437–438.

G. E. G. Westermann The Palaeontological Association (Free Access)