85 [ Vol. xxxviil. 
According to Hellmayr (Nov. Zool. xii. p. 287), C. napen- 
sis Sclater is synonymic with C. cinerascens Sclater. The 
Guiana bird, therefore, is easily separable from the type of 
the latter iy the characters given above. 
Cercomacra tyrannina saturatior, subsp. nov. 
Adult male. Differs from the type of C. ¢. tyrannina from 
Bogota in being much darker, almost black above, and very 
dark slate-colour on the under surface. 
Total length 144 mm.; exposed culmen 17; wing 65 ; 
tail 59; tarsus 23. 
Adult female. Differs from the typical female of C. ¢. 
tyrannina in being bright chestnut rufous on the cheeks and 
entire under surface. 
Total length 199 mm.; exposed culmen 16; wing 64; 
tail 56; tarsus 22. 
Hab. British Guiana. 
The types, which are in the McConnell collection, were 
collected on the Ituribisi River in February 1907. 
Cercomacra tyrannina pallescens, subsp. nov. 
Adult male. Differs from the type of C. t. tyrannina in being 
paler and more dusky slate-colour, both above and below. 
Total length 135 mm. ; exposed culmen 14; wing 66 ; 
tail 55; tarsus 22. 
Adult female. Differs from the female of C. t. tyrannina 
in being paler on the upper surface and the chestnut rufous 
of the under parts much more richly coloured. 
Total length 122 mm.; exposed culmen 14; wing 61; 
tail 48; tarsus 24. 
Hab. West Ecuador. 
The types, which are in the British Museum, were col- 
lected at Esmeraldas, Ecuador, by the late L. Fraser. 
Rhopoterpe torquata equatorialis, subsp. nov. 
Rhopoterpe torquata Sclater, Cat. B. Brit. Mus. xv. 1890, 
p. 298, specimens h, 1, 7, k. 
Adult male. Differs from R. ¢t. torquata in being darker 
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