38 Geschichtlicher Ueberblick. 



Systematikers lassen sich nur dadurch erklaren, dass er zu viel auf seine 

 mechanischen Formeln vertraute. 



(rarrod's System. 



A. H. Garrod. On certain muscles of the thigh of Birds and on 

 their value in Classification. Proc. Zool. Soc, 1873, p. 624644: 1874. 

 p. 111123. 

 Class Aves. 



Subclass HOMALOGONATAE. 

 I. Order. G alii formes. 



Cohort a. Struthiones. 



Family 1. Struthionidae. 



Subfamily 1. Struthioninae. 

 2. Kheinae. 



2. Casuariidae. 



3. Apterygidae. 



4. Tinamidae. 

 /?. Gallinaceae. 



Family 1. Palamedeidae. 



2. Gallinae. 



3. Eallidae. 



4. Otididae. 

 Subfamily 1. Otidinae. 



2. Phoenicoptermae. 



5. Musophagidae. 



6. Cuculidae. 



Subfamily 1. Centropodinae. 



2. Cuculinae. 

 -y. Psittaci. 



II. Order. Ans eriform es. 

 Cohort . Anseres. 



Family 1. Anatidae. 



2. Spheniscidae. 



3. Colymbidae. 



4. Podicipidae. 

 (j. Nasutae. 



Family 1. Procellariidae. 

 2. Fulmaridae. 



Subfamily 1. Fulrnarinae. 

 2. Bulweriinae. 



III. Order. Ciconiiformes. 

 Cohort a. Pelargi. 



/?. Cathartidae. 

 \ Herodiones. 



