CAPRIMULGIDiE. 



91 



GENUS XLV.— NYCTIBIUS, Vieillot. 



Rostrum valde dilatatum, 

 apice adunco ; mandibula 

 superior Nersw^ basin dente 

 obtuso instructa ; inferior 

 latior, marginibus externe 

 recurvatis. 



Digiti antici basi membra- 

 nula connexi ; later ales in- 

 aequales ; pollex crassus. 



Beali: greatly dilated, with 

 the tip hooked ; the upper 

 mandible furnished with an 

 obtuse tooth towards the 

 base; the lower broader, 

 with its sides externally 

 recurved. 



Anterior toes connected at 

 the base by a small mem- 

 brane ; the lateral toes 

 unequal; the hinder one 

 short. 



V. X. 142. — South America. 



Sp. 1. Ny, grandis. 



Caprimulgus grandis. Steph. \ 

 Sp. 2. Ny. Jamaicensis. — Caprimulgus Jamaicensis. Steph. v. x, 



p. 144. — Jamaica. 

 Sp. 3. Ny? Steatornis. — Caprimulgus Steatornis. Humboldt. 



GENUS XLVI.— PODARGUS, Illig. 



Rostrum capite latius, 

 apicem abrupte 



ad 



acumi- 

 natum, defiexum ; mandi- 

 bula superior spatulaefor- 

 mis, culmine carinato. 

 Nares lineares, supra squama 



tectas. 

 AlcB Cauda breviores. 

 Digiti fissi ; ungues sub- 

 aequales, simplices. 



Beah broader than the head, 

 abruptly acuminate at the 

 tip, deflexed; the upper 

 mandible spatuliform, the 

 culmen carinated. 



Nostrils linear, covered by a 

 scale above. 



Wings shorter than the tail. 



Toes cleft; claws nearly 

 equal, simple. 



Sp. 1. Po. megacephalus. 



Caprimulgus megacephalus. Steph. v. x./;. 141.— New Holland, 



