LIST OF PUBLICATIONS. AvdS 19 
[Harting, J. E.] On the Former Nesting of the Spoonbill in Middlesex. 
T. c. pp. '81-88, pi. i. 
In the Bishop of London’s park at Fulham. 
Hartlaub, G. On a New Species of Barbet of the Genus Trachy- 
phonus [and other species]. Ibis, 1886, pp. 105-112, pi. v. 
[See Trachyphonus shelleyi , n. sp. ( Capitonidce ), and cf. Zool. Rec. xxii, 
Aves, p. 50.] 
■ — . Description de trois nouvelles espcces d’oiseaux rapport^es dcs 
environs du lac Tanganyika (Afrique Centrale), par le capitaine E. 
Storms. Bull. Mus. Belg. iv, pp. 143-146, pis. iii & iv. 
[See Turdus stormsi ( Turdidcv ), Ploceus duboisi ( [Ploceidce ), Lagono- 
sticta nitidula ( Ploceidce ), n. spp.] 
. [See also Tympanistria Virgo , n. sp. (Columbidce) .] 
Hartwig, W. Die Vogel Madeiras. J. f. O. 1886, pp. 452-586. 
The author gives a list of the native names of the species breeding in 
the island (among which he will not admit Sylvia conspicillata , Mar- 
mora), and a short appendix on Teneriffe. He considers S. heinekeni , 
Jardin [rectius Jardine] distinct, and enumerates 99 other residents and 
migrants. 
Harvie-Brown, J. A. Further Notes on North Rona, being an 
Appendix to Mr. John Swinburne’s Paper on that Island in the 
“Proceedings” of this Society, 1883-84. P. Phys. Soc. Edinb. 
1885-86, pp. 284-299, pi. xi. 
The Whimbrel was seen (probably breeding). 
. [See also Phylloscopus ( Sylviidce ).] 
IIayek, G. [See Blasius, W.] 
Helm, F. Dio Hautmuskeln der Vogol. Monat. Schutze Vogclw. 1886, 
pp. 295-301 & 337-341. 
The author divides his discussion of the skin muscles into (a) Those 
which are connected with single feathers ; (b) Those which are 
attached to the whole of a feather tract, and describes the latter singly. 
. [See also Meyer, A. B.] 
Hendricks, J. E. The Mechanics of Soaring. Am. Nat. 1886, 
pp. 532-534. 
A mathematical criticism of a paper by I. Lancaster (q. v.). The 
current of air which must be present to support the bird, or cause 
motion upwards, must have a greater vertical component than the weight 
of the plane has. [The plane represents the bird]. 
Henke, K. G. [See Lagopus (Tetraonidce).’] 
Henshaw, H. W. List of Birds Observed in Summer and Fall on the 
Upper Pecos River, New Mexico. Auk, iii, pp. 73-80. [Cf. Zool. 
Rec. xxii, Aves, p. 13.] 
[See Empidonax ( Tyrannidce ), Selasphorus ( Trochilidce ).] 
. [See also Aphelocoma insularis, n. sp. ( Corvidcc ).] 
188G. [VOL. XXIII.] B G 
