CLASSIFICATION OF VERTEBRATA 34 



1. Sub-order MESITES. Without basipterygoid processes, 

 mil with large spina interna. 



Mesites variegatus. Madagascar. 



2. Sub -order TURNICES. Nidifugous ; vomer large, 

 Lum without processus obliqui. Hallux absent or vestigial. 



Old World. 



Turnicidae. Quintocubital. Hallux absent. 



Turnix s. Hemipodius. S. Europe, Africa, India. 

 Pedionomidae. Pedionomus. Australia. 



3. Sub-order GALLI. With large spina communis sterni 

 and large processus obliquus. Hallux functional. 



Megapodiidac. Australian and Austro- Malayan. Mega- 

 podius, Talegallus, Megacephalon, etc. 



Cracidae. Neotropical, excluding Antilles : Crax, Penelope, 

 Ortalida, etc. 



Gallidae. Cosmopolitan. Meleagris, Numida; Tetrao, 

 Ortyx ; Perdix, Francolinus, Coturnix, etc. ; Gallus, Phasianus, 

 J avo, Argus. 



4. Sub -order OPISTHOCOMI. Arboreal. With long 

 spina externa sterni ; without basipterygoid processes. 



Ophisthocomus cristatus. Guiana and Venezuela. 

 10. Order Gruiformes. Legs of the "wading" type. 

 Without basipterygoid processes. Without spina interna 

 sterni. Essentially schizognathous, excluding Rhinochetus and 

 Dicholophus. Cosmopolitan. 



Rallidae. Cosmopolitan, since Oligocene. 

 Piallus, Fulica, Ocydromus, etc. 

 Gallinula nesiotis. Tristan d'Acunha ; flightless. 

 Notomis. New Zealand ; flightless, recently extinct. 

 Aphanapteryx (Mauritius), = Erythromachus (Eodriguez) 

 = Diaphorapteryx (Chatham Island) ; flightless and 

 recently extinct. 

 Aptornis. Eecently extinct : New Zealand ; flightless. 

 Gypsornis. Upper Eocene, France. 

 Gruidae. Cosmopolitan, excluding New Zealand and 

 Pacific. Grus, Aramus ; Psophia. 



? Phororhacos. Tertiary, Patagonia. 

 Dicholophidae. Dicholophus s. Cariama. Brazil and 

 Argentina. 



