Fig. 1
From: The impact of the Pliensbachian–Toarcian crisis on belemnite assemblages and size distribution
modified from Neige et al., 2021). Note that the Lusitanian basin is herein assigned to the edge of Euro-boreal realm (NW-European domain), but in some analyses it belongs to the Mediterranean realm (Mediterranean domain) during the early Toarcian (Dera et al., 2011)
Paleogeographical distribution of belemnite occurrences during the Spinatum, Tenuicostatum and Serpentinum Zones. The localities yielding the most reported species are marked in red (