Volume 27 



Donovan, Desmond T. 



1954 Synoptic supplement to T. Wright's "Monograph on the Lias 

 ammonitoa of the British Islands" (1878-86). 1 



1955 Revision des especes decrites dens la Monographie dea 

 ammonites (Liaa Inferieur) de P. Reynes. 2 



1956 Letter i New name for Lias ammonite. 3 

 1958 On the existence of heteromorph ammonoids in the Lias. 4 



1958 The Lover Liassie ammonite fauna from the Fossil Bed 



at Langeneckgrat, near Thun (Median Proalps). 5 



