CLASSES OE CASES. 
187 
C«. 
*p. \- 
XVI. 
LULLS OR CLASSES OF CASES. 
. - ^ hen tlie adult male is more beautiful or con- 
iii +j U °. Us ^ an the adult female, the young of both sexes 
lei ' r first plumage closely resemble the adult female, 
all ' Vlt fi the common fowl and peacock; or, as occasion- 
tljf 0<?cilrs j they resemble her much more closely than 
a' the adult male. 
ftiFj ’ When ti ,e adult female is more conspicuous than 
y a( ^ l fit male, as sometimes though rarely occurs, the 
a lt) " °f both sexes in their first plumage resemble 
Vultmale. 
W hen the adult male resembles the adult female, 
^ le ir own, as w p ; ], tl,o robin. 
of 
young of both sexes have a peculiar first plumage 
tll f ‘ When the adidt male resembles the adult female, 
tjj Wung of both sexes in their first plumage resemble 
, — JL 
hr.,) adult s > ms with the kingfisher, many parrots, crows, 
v® 
Ner 
Se-warblers. 
w ’ When the adults of both sexes have a distinct 
r a ud summer plumage, whether or not the male 
04 ls fr oai the female, the young resemble the adults 
atl * sexes in their winter dress, or much more rarely 
summer dress, or they resemble the females 
it 
Nite r . 
or the young may liave an intermediate cha- 
in b ' > °r again they may differ greatly from the adults 
W t!l their seasonal plumages. 
(lilj. ' In some few cases the young in their first plumage 
ti ;i j I rot n each other according to sex; the young 
s re sembling more or less closely the adult males, 
Nnh' 3 females more or less closely the adult 
I- — In this class, the young of both sexes 
file " ^ e ’ more or l ess closely, the adult female, whilst 
a fi'dt male differs, often in the most conspicuous 
