Proc. R. I. Acad., Vol. XXVIIL, Sect. C. 



Plate I. 



FiO. 1.— Dim Aeiigiisa from tlie East. (Photograph by T. J. Westropp.) 



Fig. 2. — Dim Aengiisa from the Xorth. (I'liotograpli by Dr. George Fogerly. K.X. 



WiiSTiioi']'. — Din Akngis.v. 



