OCR Text |
Show 364 DR. H. GAD0W ON EVOLUTION I-Mar. 20, nor are such new spots developed in the stripes. Pale brown field-spots are invariably present in youth and middle age. The collar is the strongest and most complete in the whole genus, without granules, except here and there a granule inserted between neighbouring scales of the edge. CO oo V -rO w c ZZ a be bi a. BB •y. *c > v: Ccir to VC c •3 ,5 II II HO <=3 fc CD -ts 0) CD-be a o -*J po. S» ° a3 C , CD 'a a. co » «1> -*D *J -C T CD * « a • •* - co - J oo c«ra o • o § S a, M g g P. =* ei ? S - i CD - -TJS3 6 ® a ss t: a a &* PP. ' ^PPOr; The evolution of the dorsal pattern is somewhat complicated in detail, owing to the considerable amount of individual variation |