LIST OF PLATES. 497 
Puate XXIII. 
Blanus bedriage, Blgr., p. 484, x 2. 
Amphisbena plunbea, Gray, p. 443, x 2. 
punctata, Gray, p. 450, x 2. 
Anops africanus, Gray, p. 452, x 4. 
Geocalamus modestus, Gthr., p. 453, x 2. 
Sa Sobor 
a. Upper view of head; 6. Lateral view of head 
c. Lower view of head; d. Anal region. 
Prare XXIY. 
Monopeltis capensis, Smith, p. 455, x 2. 
—— welwitschii, Gray, p. 456, x 2. 
guentheri, Blgr., p. 456, x 2. 
scalper, Gthr., p. 457, x 2. 
Lepidosternon boettgeri, Blgr., p. 466. 
a. Upper view of head; %. Lateral view of head; 
Fig. 
on 
c. Lower view of head and pectoral region; 
d. Anal region, 
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