632 
*Platalea leucorodia, Linn. White 
spoon-bill. 
*Pseudotantalus leucocephalus, Gm. 
(Tantalus). White headed ibis. 
*Leptotilus crumeniferus, Less. 
rican adjutant. 
*Tigrisoma lineatum, Bodd. (T.bra- 
siliense). 
Af- 
*Nycticorax ecyanocephalus, Mol. 
Night heron. 
Order 19. Phoenicopteriformes: 
*Phoenicopterus roseus, Pall. (P. 
antiquorum.) European flamingo. 
Order 20. Anseriformes: 
*Plectropterus niger, Scl. 
spur-winged goose. 
*Anser anser, Linn. 
*Anas boscas, Linn. 
Black 
Domestic goose. 
Domestic duck. 
Order 23. _Pelecaniformes: 
*Phlacrocorax carbo, Linn. Cor- 
morant. 
*Plotus anhinga, Linn. Snake bird. 
*Sula bassana, Linn. Gannet. 
*Pelecanus rufescens, Gm. Red- 
backed pelican. 
Order 24. Cathartidiformes: 
*Catharistes urubu, Vieill. (C. at- 
rata). Black vulture. 
*Cathartes aura, Linn. Turkey 
vulture. 
Order 25. Accipitriformes: 
*Circus aeruginosus, Linn. The Moor 
buzzard. 
*Accipiter nisus, 
sparrow hawk. 
*Buteo buteo, Linn. 
zard. 
Linn. European 
European buz- 
R. M. STRONG 
*Circaétes 
eagle. 
Order 26. Strigiformes: 
*Bubo ignavus, Forst. 
Order 28. Psittaciformes: 
*Chrysotis auripalliata, Less. Gold- 
en-naped Amazon parrot. 
gallicus, Gm. Serpent 
Eagle owl. 
*Chrysotis brasiliensis, Linn. Red- 
tailed Amazon parrot. 
Order 31. Coccyges: 
Coccyges erythrophthalmus, Wils. 
Black -billed cuckoo. 
Order 32. Scansores: 
*Rhamphastos cuvieri, Wagl. Cuv- 
ier’s toucan. 
Order 33. Piciformes: 
*Gecinus viridis, Linn. Green wood- 
pecker. 
Order 36. Passeriformes: 
*Sylvia atricapilla, Linn. Blackeap 
Lanius migrans, Linn. Migrant 
shrike. 
*Motacilla alba, Linn. White wag- 
tail. 
*Coccothraustes coccothraustes, 
Linn. Hawfinch. 
*Serinus serinus, Linn. Serin finch. 
*Sturnus vulgaris, Linn. Starling. 
*Corvus corax, Linn. Raven. 
*Corvus corone, Linn. European 
carrion crow. 
Corvus brachyrhynchus, Brehm. 
American crow. 
*Garrulus glandarius, Linn. Euro- 
pean jay. 
Cyanocitta cristata, Linn. Ameri- 
can blue jay. 
B. Experimental 
The first attempts by the writer to determine whether an olfac- 
tory sense exists in birds or not were simple experiments with 
such substances as cedar oil, asafoetida, oil of bergamot, clove oil, 
and hydrogen sulphide. 
The odorous material, placed upon rags 
and filter paper or in bottles, was usually held within a few feet 
or inches of the bird’s head. Several nestling and adult ring 
