189 
KLASS’S CUCKOO. 
Clmlcites Klassii, Lesson. 
PLATE XXL 
Golden-green ; beneath white ; flanks and inner wing-covers 
without bands. 
Coueou de Klas, Le Vaill. Ois. d'Af v. pi. 212. 
There are some few occasions when we may be 
allowed to relax a little those necessarily rigid laws 
of nomenclat ure, without which our catalogues would 
soon become overwhelmed with barbarous and un- 
intelligible names. One of these exceptions may 
be made for the bird now before ns, designed by Le 
Vaillant to commemorate the faithful and long con- 
tinued services of his favourite Hottentot Klass, the 
companion of his journeys, and, without doubt, the 
contributor to his collections of very many of the 
new species he subsequently described. It seems 
to be equally rare in Senegal, as it is, according to 
Le Vaillant, in Southern Africa; for as yet we have 
only seen three specimens from the Western Coast. 
It may save the ornithologist some trouble if we 
briefly state the difference between this and the last. 
Klass’s Cuckow is at once known by being smaller, 
in having no white spots before the eye, or on the 
