A ANDA 63 
Thecodont forms, which are allied to the Salamanders 
among the Batrachia. Until some better theory of the 
origin of Reptiles is offered, this one will be provisionally 
accepted. 
PREE VI 
Oscines. Raptores. 
(Singers.) (Birds of Prey.) 
| | 
Clamatores. Scansores. 
(Crow, etc.) (Climbers. ) 
| | 
| | 
Doves. Pigeons. Leaving egg blind. 
Dodo. Grallatores. 
| (Waders.) 
20 | 
Rasores. Natatores. 
(Scratchers.) (Swimmers. ) Apteryx. 
Ostrich, 
Dinornis. 
| 
Penelopidee. Rhea. Emeu. Cassowary. 
| | | | 
L 
| 
Saurophalli 
(Birds leaving egg seeing.) 
| 
(Reptile-like Birds.) 
Archeopteryx. 
(Most ancient Bird.) 
| 
(Bird-like Reptiles.) 
Compsognathus. 
Dinosaurian Reptiles. 
BIRDS. 
Although the class of Birds presents great variety as 
regards differences in shape, color, manner of living, etc., 
they can be represented by the types of swimming (Fig. 74) 
(duck), wading (Fig. 75) (snipe) scratching (Fig. 76) 
(chicken), singing (Fig. 78) (lark), flying (humming-bird), 
