PICAKI^. 
Aves. 39 
COLIID^. 
Colius castaneinotus figured and its habits described ; P. L. Sclater, 
1876, p. 413, pi. XXXV. Its anatomy examined ; A. H. Garrod, P. Z. S. 
1876, p. 416. C. minoTf sp. n., J. Cabanis, J. f. O. 1876, p. 94, Loango. 
CUCULIDJE. 
Centropus Madagascar iensis and its skeleton figured ; A. Milne-Ed- 
wards & A. Grandidier, Hist. Nat. Ois. Madag. atlas, pis. Ixvii.-lxx. 
Ceuthmochares australis and C. oireus figured ; R. B. Sharpe, Layard’s 
B. S. Afr. pi. V. 
Coccyzus amerieanus and C. erythrophthalmus figured ; H. E. Dresser, 
B. Eur. pt. liv. 
Cona reynaudi (pi. xliii.), C. serriana{p\. xlii.), C.pyrrhopyga (pi. xlv.), 
and its skeleton (pi. xlvi.), C. cristata (pi. xliv.), C. verreauxi (pi. xlvii.), 
C. ccerulea (pi. xlviii.), C. delalandii (pi. 1.), C. gigas (pi. li.), and its ske- 
leton (pi. lii.), C. ruficeps (pi. liii.), C. olivaceiceps (pis. liv. & Iv.), and 
its skeleton (pi. Ivi.), C. cursor (pi. Ivii.), C. coguereli (pi. Iviii.), and its 
skeleton (pi. lix.). Heads of the above species, pis. xli. & xli.a ; osteo- 
logical details, pis. lx., Ixi. & Ixii. ; anatomical details, pis. Ixiii. & Ixiv. ; 
map of distribution, pi. Ixv. ; A. Milne-Edwards & A. Grandidier, Hist. 
Nat. Ois. Madag. atlas. 
Cuculus canorus. [See Gloeden and Walter.] An egg of this 
species in the nest of Podiccps minor ; L. Martin, J. f. 0. 1876, p. 391. 
C. poliocepJialus figured ; A. Milne-Edwards & A. Grandidier, Hist. 
Nat. Ois. Madag. atlas, pi. Ixvi. 
Dasyloplius figured ; J. Gould, B. Asia, pt. xxviii. 
Leptogrammus cumingi figured ; id. 1. c. 
Caprimulgid^e. 
Caprimulgus unwini^ Hume, =: C. europceus ; A. O. Hume, Str. Feath. 
1876, p. 501. 
Caprimulgus plumipes, sp. n., N. Prejevalsky, ** Mongolia,” ii. pt. 2, 
p. 22, Mongolia. 
PoDARGID^. 
Batrachostomus punctatus. Its distinctness from B. moniliger^ and that 
of B. castaneus from B. affinis re-asserted ; A. O. Hume, Str. Feath. 1876, 
p. 376. But cf. Lord Tweeddale, Ibis, 1877, p. 388. > 
Podargus gouldi, sp. n., G. Masters, P. Linn. Soc. N. S. W. i. p. 45, 
Gulf of Carpentaria. 
Cypselid;e. 
Collocalia unicolor. Its distinctness as a species re-asserted ; A. 0. 
Hume, Str. Feath. 1876, p. 375. 
TROCHILIDiE. 
Avocettinus eurypterus figured; E. Mulsant, Hist. Nat. Ois.-mouches, iii. 
