CYPSELINiE. 
kindly inf om ^ S1< ^ CS caves > or m hollows of rocks ; some are concealed in holes in the earth ; and Mr. Cuming has 
^ 0rr nation of tl ' ^ ^ e y are f° un< f inland, in the Philippine Islands, to the distance of fifty or sixty miles. The 
an almost soli 1° DeSt C ^ ers Ike species. Some appear to be formed of flakes and threads cemented together, making 
str alght threads ’ 0t ^ ers are com P° 3e ^ entirely of threads of viscous matter. The exterior exhibits many nearly 
s ticks. r pj | J f’ w _ k incline and are attached to each other ; strengthened in front by some few short pieces of slender 
breads, that mtenor ’ w kich is rather shallow, shows many layers of irregular network, formed of a multitude of 
r d Whe ea cl r: n i recross each other in every direction. These threads are of a yellowish semi-transparent white, 
Vs tw 0 P „ Cn °k serve d hanging from the bills of the birds while engaged in forming their nests. The female usually 
e ggs. 
b C. 
C. 
Briss- ° rn- t ' 46,f- 
at b- Hist, of Birds, pi. 113. 
3. C. fucipliaga (Tliunb.) Act. Holm, xxxiii. 151. t. 4. 
4. C. Troglodytes G. R. Gray. 
Bill 
Acanthylis Boie* 
h°strii s j ^ e P re ssed, with the culmen arched, and the sides gradually compressed to the tip; the 
len gthenel ’ P^ ace< ^ i n a membranous groove, with the opening longitudinal and small. Wings 
shaft of e narrowe d, with the first quill longest. Tail short, even, or slightly rounded, with the 
Middle to ^ ea ^er more or less prolonged into acute points. Tarsi naked, thick, and shorter than the 
T°es short, thick, and compressed ; with the claws long, curved, and compressed. 
These 
In flocks, feeding are found in America, both North and South, India and its isles, and Australia. They live 
j they Var y t p e ? n lns _ ects taken during their flight, which is exceedingly swift, and is capable of being long sustained; 
t - k r °0 the sid es , !■ ' l ios ki°ns in the air with great facility, and with little apparent motion of the wings. When rest- 
J' Ue a re assisted , l0CvS ’ trees, and chimneys, they support themselves by their sharp and strong claws, and at the same 
^.' Uct im cs j n T t k e thorny extremities of their tail-feathers. Their nests are usually placed in holes of trees, 
a strono- t t ^ l<at °f the American species is composed, says Wilson, of very small twigs, fastened together 
kh the saliva tv-*' ° ^ Ue or f? uir b which is secreted by two glands, one on each side of the hind head, and mixes 
r,,, a kself ; s g , Ath this glue, which becomes as hard as the twigs themselves, the whole is thickly besmeared. The 
e ggs are ma antl shallow, attached by one side or edge to the wall, and is totally destitute of soft lining. 
Orally four in number. 
The 
n ‘) ®oie, Wils. American Ornithology, pi. 3Q. 
PI. enl. 544 . f. j. 
Hirundo martinica 
1. A 
f, [_ 1 Pelasi 
< G «.) 
A* f.s 
of. ttnda(: uta ( T 
titr a J* tr ‘ Ph ■ — Chsetn at k Goul( b Lamb. Icon. ined. ii. 88., Birds 
4. Swain* m Gt Hirundo fus ™ Steph . ; Chte- 
- C „ ' nUdi Pe* flit , a °™- "• s - PL 42. 
5. f 6lus lea conotus S n Souv ‘ d ’ un Vo y- dans rind ^ t. 9. 
6 m Mnte a (\; ,, e ‘ ess ' Ma S- de Zool. 1840. t. 20. 
■ A - }p; Hass ' - 
albicollis 
ss 0 PI. col. 364. 
Iax 0 PI. col. 195. — Hirundo 
Vieill, Gallerie des Ois. t. 120 . ; H. zonaris Shaw, Cim. Phys. pi. 
55.? 
7. A. brunnitorques Lafr. Rev. Zool. 1844. 81. 
8 . A. Sabini Gray, Griff. An. Kingd. ii. 70. — Chtetura bicolor 
Gray , Zool. Misc. p. 7. 
9- A. oxyura (Vieill.) N. Diet. d’Hist. Nat. xiv. 473. 
10. A. ? senex (Temm.) PI. col. 397. 
11. A.? montivagus (D’Orb. & Lafr.) Voy. dans l’Amer. Mer. Ois. 
t. 42. f. 1. 
12. A. spinicauda (Temm.) PI. enl. 72 6 . f. 2. 
13. A. Ciris (Pall.) Zoogr. 1.541. 
“be, 
Thi 8 
® 0l *>es 
di 
vision 
° f Al - Les s " eC )' Ssar > W to adnl!°A? le , d under the name of Chastura, by Mr. Stephens, in 1825 ; hut, that word having been previously employed 
( J 83 7 ) are T M ‘ B ° ie ’ s name Proposed in 1 826. Hirund-apus of Mr. Hodgson ( 1836), Hemiprocne of Nnzsch, and Pallene 
J e synonymous. 
Pebrut 
ar V> 1845. 
