[33]

W O R K S OF d a r w i n : v o l u m e 1 4 common in the sandstone beds of Scania, which I am assured by Professor Forchhammer, are without doubt equivalent with the Faxoe beds, and therefore belonging to a stage above our flinty chalk. I have seen, also, one specimen, belonging, I believe, to this species, from the same stage in Westphalia; and another from Belgium; it is also common at Gehrden, in Hanover, in the ‘Obérer Kreidemergef of Roemer.