454 
TETRAX. BUSTARNELLE. 
Generic Character. 
Rostrum conlcum, rectum 
paulo compressum ; man- 
dibula superiore ad apicera 
deflexa. 
Nares o vales, apertse. 
Pedes cursorii; digiti basi 
membrana coaliti. 
Akc mediocres ; remiges pri-= 
raa et quarta asquales, 
quintalongior quam quarta. 
Beak conic, straight, slightly 
compressed ; tlie upper 
mandible towards Uie tip 
bent down. 
Nostrils oval, open. 
Feet formed for running ; the 
toes joined at the base by 
a membrane. 
Wings medial ; the first and 
fourth quills equal ; the 
* fifth longer than the fourths 
Tetrax. Leach. 
Otis. Linn. Gmel. Lath. Briss. Ray^ Tcmm. Cuv. Vieil. Sfc. 
T?HIS genus was detached from the preceding by 
Dr, Leach in the Catalogue of tlie indigenous 
Animals that are preserved in the British Museum ; 
only one species is known, whose manners are 
described in the following pages. 
