He was not mistaken in his ideas respecting the horn of the rhinoceros, having observed the living specimen at Exeter Change, which is larger than Mr B's specimen but has a much shorter horn; concludes that the horn on Mr B's is from another species. Sending specimen of 'Acontium napellus' found near Cheltenham, [Gloucestershire], has also found it near Carlisle, [Cumberland]. considers it a British species.
Will explain his reasons for opposing Mr Bullock when he next sees Smith.
["Spec 15" written in pencil top of verso of first folio]