580 



PROCEEDINGS OF THE NATIONAL MUSEUM 



Subfamily Micropsittinae 



Carotids A-1; ligamentum aortae greatl}^ reduced; ligamentum 

 botalli absent; vertebrals and superficial cervicals have a common 

 root from the common carotid artery. 



Species studied 

 By Glenny 

 Micropsitla pusio pusilla (Ramsay) | Micropsilta fiTischii (Ramsay) 



Subfamily Kakatoeinae 



Carotids A-1 and unicarotid (see list of species below) ; ligamentum 

 botalli present in CalyptorhyncJms magnificus and Kakatoe galerita; 

 ligamentum aortae almost completely absent in Nymphicus hollandicus. 



Species studied 



By Garrod 



Cacatua galerita^^ Kakatoe galerita 



(Latham) (laevo-carotid) 

 Cacatua cristata = Kakatoe sulphur ea 



citrino-crisiata (Fraser) ( 1 a e v o - 



carotid) 

 Eolophus roseicapillus = Kakatoe rosei- 



capilla (Vieillct) (bicarotid: A-1) 

 Calopsitta 7iovae-hollandiae=Nymphiciis 



hollandicus (Kerr) (bicarotid) 



By Glenny 



Calyptorhynchus magnificus (Shaw) 

 (A-1) 



It is my opinion that the Meckel report is more accurate, although 

 the Mackay report could be true. It is possible that a typographical 

 error may have been made in the reporting of Mackay's work. The 

 B-2-d arrangement is to be expected in the Kakatoe series. 



Callocephalon fimhriatum (Grant) (A-1) 

 Kakatoe galerita (Latham) (2) (B-3b-d) 

 Kakatoe leadbcateri (Vigors) (B-3b-d) 

 Kakatoe sanguinea (Gould) (B-3b-d) 

 Nymphicus hollandicus (Kerr) (A-1) 



By Mackay 



Cacatua sulphurea — Kakatoe sulphurea 

 (Gmelin) (B-2-s) 



By Meckel 

 Kakatoe sulphurea (Gmelin) (B-2-d) 



Subfamily 



Carotids A-1 and A-2-s. All 

 A-2-s arrangement. 



Species 



By Bhaduri and Biswas 



Psittacula krameri manillensis (Bech- 



stein) (A-1) 

 Psittacula cyanocephala cyanocephala 



(Linn6) (A-1) 



By Garrod 

 (Species with A-2-s carotid) 

 Ara macao (Linnd) 



Psittacinae 



South American parrots have the 



STUDIED 



Conurus holochlorus = Aratinga h o I o - 

 chlora (Sclater) 



Conurus j anday a = Aratinga jandaya 



(Gmelin) 

 Conurus petzi= Aratinga canicularis 



(Linn^) 

 Conurus cruentatus= Pyrrhura crueniata 



(Wied) 



