AORTIC ARCHES OF BIRDS — GLENNY 



593 



Species studied 



By Glenny 



Notharchus macrorhynchos cryptoleucus 



van Rossem (A) (Type 1 thoracic) 

 Notharchus macrorhynchos hyperrhyn- 



chus (Sclater) (A) (Type 1 



thoracic) 

 Notharchus pectoralis (G. R. Gray) (A) 



(Type 3 thoracic) 



Nystalus maculatus striafipectus (Sclater) 



(B) (Type 4 thoracic) 

 Nonnula frontalis (Sclater) (B) (Type 4 



thoracic) 

 Monasa morphoeus (Hahii and Kuster) 



(A) (Type 4 thoracic) 



Family Capitonidae 



Carotids B-4-s (one reported instance of B-4-d) ; coracoid and tho- 

 racic arteries variable (see list of species below: type 3 unless otherwise 

 noted) ; ligamentum botalli reduced, may occur as a linea botalli or 

 be entirely lacking; vertebrals and superficial cervicals usually arise 

 separately from the common carotid, or may have a short common 

 root; accessory oesophageal artery arises as a branch of the common 

 carotid or left superficial cervical artery. 



Species studied 



By Bhaduri and Biswas 



Thereiceryx zeylanicus caniceps= Mega- 

 laima zeylanica caniceps (Franklin) 

 (B-4-S and B-4-d) (A) (Type 4 

 thoracic) 



Cyanops a. asiatica=Megalaima a. 

 asiatica (Latham) (A) 



Xantholaema haemacephala lutea= Mega- 

 laima haemacephala indica 

 (Latham) (B) 



By Garrod 



Megalaima asiatica (Latham) 

 Barbatula duchaillui— Pogoniulus du- 

 chaillui (Cassin) 



By Glenny 

 Semnornis frantzii (Sclater) (A) 



Psilopogon pyrolophus S. Miiller (B) 



(Type 4 thoracic) 

 Megalaima zeylanica (Gmelin) (A) 

 Megalaifna rafflesii borneensis (W. Bla- 



sius) (A) 

 Megalaima asiatica (Latham) (A) 

 Megalaima ruhricapilla (Gmelin) (B) 

 Megalaima haemacephala rosea (Du- 



mont) (A) 

 Megalaima haemacephala (P. L. S. 



Miiller) (B) 

 Tricholaema leucomelan (Boddaert) (A) 



(Type 4 thoracic) 

 Tricholaema diadematum (Ileuglin) (A) 



(Type 5 thoracic) 

 Lybius leucocephalus albicauda (Shelley) 



(A) (Type 2 thoracic) 



Family Indicatoridae 



Carotids B-4-s; type A coracoid artery; type 1 thoracic artery; 

 ligamentum botalli reduced to a small basal button or completely 

 lacking; vertebrals and superficial cervicals usually arise separately 

 from the common carotids; accessory oesophageal artery arises as a 

 branch of the left carotid artery. 



By Glenny 

 Prodotiscus insignis (Cassin) 

 Indicator minor Stephens 

 Indicator indicator (Sparrman) 

 332543—55 6 



Species studied 



Indicator xanthonotus fulvus D. Ripley 



By Garrod 



Indicator major = Indicator indicator 

 (Sparrman) 



