32 Aves. 
AVES. 
Tanysiptera micro[r]rhyncha,%p. n., R. B. Sharpe, J. L. S. xiii. p. 311, 
S. E. New Guinea. T. nigricepSj sp. n., allied to, but very distinct from, 
T. Sylvia ; P. L. Sclater, P. Z. S. 1877, p. 105, Duke of York Island. T. 
ohiensisj sp. n., T. Salvador!, Ann. Mus. Genov, x. p, 302, Obi. 
Bucerotidj:. 
Anorrhinus albo-cristatus, pt. i., A. comatus, pt. ii., A. leucolophus^ 
pt. iv., figured ; D. G. Elliot, Mon. Bucerot. 
Anthracoceros malabaricus, pt. ii., A. malayanus, pt. iii., A. coronatuSy 
p. iv., figured ; id. op. cit. 
Buceros albo-tibialis, sp. n., J. Oabanis & A. Reichenow, J. f. O. 1877, 
p. 103, Loango. B. mindanensis, differentiated from B. hydrocorax ; Lord 
Twoeddale, P. Z. S. 1877, p. 643, Pasananca, Philippine Islands. B. 
rhinoceros figured ; D. G. Elliot, Mon. Bucerot, pt. iii. B. bicornis, 
Linn., remarks on ; id. Ibis, 1877, p. 416. 
Bucorax, remarks on genus ; J. V. Barboza du Bocage, Bull. Soc. Z. 
Fr. ii. p. 373. 
Bucorvus pyrrkopSf sp. n., D. G. Elliot, Ann. N. H. (4) xx. p. 171, 
Congo region. B. abyssinicus figured ; D. G. Elliot, Mon. Bucerot., 
pt. ii. 
Bycanistes subcylindricus, pt. i., B. cristatus,, pt. iii. figured ; id. op. cit. 
Craniorrhinus loaldeniy sp. n., R. B. Sharpe, J. L. S. xiii. p. 155, Ilo- 
ilo, Philippines. C. waldeniy pt. i., and C. cassidix, pt. ii., figured ; D. G . 
Elliot, Mon. Bucerot. pi. \. 
Dichoceros bicornis figured ; id. op. cit. pt. iv. 
Hydrocorax planicornis figured j id. op. cit. pt. ii. 
Lophoceros nasutus figured ; id. op. cit. pt. iii. 
Penelopides ajinis, sp. n., Lord Tweeddale, Ann. N. H. (4) xx. p. 634, 
and with cut of head and of that of P. panini^ P. Z. S. 1877, pp. 824 & 
825, N. Mindanao. P. panini figured ; D. G. Elliot, Mon. Bucerot. 
pt. iv. 
Rhinoplax {Buceros) vigil figured ; id. op. cit. pt. i. 
Rhytidoceros undulatus figured ; id. op. cit. pt. ii. Rectification of 
synonymy ; Lord Tweeddale, Ibis, 1877, pp. 292-295. 
Sphqgolobus atratus figured ; D. G. Elliot, Mon. Bucerot. pt. i. 
Tockus monteiriy pt. i., T. Jlavirostris, pt. ii., T. hemprichi, pt. iii., 
T. gingalensis and T, griseus, pt. iv., figured ; id. op. cit. 
iNDICATORIDiE. 
Indicator stictithoraXy sp. n., A. Reichenow, J. f. O. 1877, p. 110, 
Cameroons, W. Africa. 
Oapitonidj}. 
Megalcema davidsoni, sp. n.. A- O. Hume, Str. Peath. 1877, p. 108, 
Tenasserim. 
Pogonorrhynchus leucogaster, sp. n., B. du Bocage, J. So. Lisb. xxi. 
