These specimens agree in being both slenderer than the one from Tierra
del Fuego. The depth is eight and a half, if not nine times in the
entire length: the head rather more than one-sixth of the same. The
colours are similar, except that the spots are not quite so numerous,
and of a more regular form, seldom running together to form bars.
It is to these specimens that Mr. Darwin’s notes refer, respecting the
colours of this species in the recent state. As follows: “Pale greenish
brown, with small irregular transverse bars of black; belly snow
white.”—D.
The third of the Patagonian specimens is 2 in. 2 lin. long. Fin-ray
formula—