364 BROOKLYN INSTITUTE MUSEUM. SCIENCE BULLETIN 2. 6. 



were : eye, orange ochraceous with the posterior quarter section of the 

 iris seal brown ; maxilla black, mandible dusky olive brown ; feet and legs 

 blackish slate for the anterior half and dusky sage green behind. 



NYCTICORAX NYCTICORAX NAEVIUS (Boddaert). 

 Ardea naevia Bodd., Tabl. PI. Enl. 1783. p. 56. 

 Nycticorax gardeni Berlepsch, Ibis, 1884. p. 439 (Angostura). 

 Nycticorax nycticorax naevius Berlepsch & Hartert, p. 125. 



Common, frequenting the timbered belts bordering the Orinoco and 

 the small streams tributary thereto. 



NYCTANASSA VIOLACEA (Linnaeus). 



Ardea violacea Linnaeus, Syst. Nat. Ed. X: 1758: p. 143 (Carolina). 

 Nyctanassa violacea Stone, Proc. Phil. Ac. Nat. Sci. 1913 : p. 193 



(Corosal). 



Stone has recorded a specimen from the delta region. 



COCHLEARIUS COCHLEARIUS Linnaeus. 

 Cancroma cochlearia L., Syst. Nat. ed. 12. I. 1766. p. 237; Berlepsch & 



Hartert, p. 125. 



Common about Ciudad Bolivar and up at least as far as Caicara 

 and Quiribana de Caicara, frequenting the wooded banks of the small 

 creeks flowing into the Orinoco. 



Fresh birds have the eye dusky; maxilla black, mandible dusky 

 sulphur yellow, blackish at tip; bare skin of chin and throat sulphur 

 yellow; feet oil green. 



PILHERODIUS PILEATUS (Boddaert). 



Ardea pileata Bodd., Tabl. PI. Enl. 1783. p. 54. 

 Pilherodius pileatus Berlepsch & Hartert, p. 125. 



Not common. Observed at Ciudad Bolivar, Altagracia, Caicara 

 and Quiribana de Caicara. 



The colors taken from a freshly killed adult male were : eye, olive 

 brown; bill, horny pearl grey at tip, changing gradually into plumbeous 

 which blends gradually into the cobalt blue of the basal two-thirds of the 

 maxilla, and abruptly into the lilac colored central part of the mandible; 

 basal part of mandible and bare skin about face cobalt blue; feet cin- 

 ereous. 



