346 [2781-2800] 
Miiller. Hermann. The fertilization of al- 
pine flowers. (Nature, 22 Jan. 1880, v. 21, 
py 275,015 cm.) 
A tabulated statement of the visits of insects to 
flowers in the lowlands, at amoderate elevation, and 
above the timber line. W: T. (2781) 
New insects to agriculture. (Amer. nat., 
Feb. 1882, v. 16, p. 151-152.) 
Abstract of paper read by C. V. Riley at the Cincin- 
nati (1881) meeting of the Amer. assoc, advanc. sci. 
General considerations on the appearance of insects in- 
jurious to agriculture, but previously unknown in an 
injurious capacity. G: D. (2782) 
Oviposition of Arodoxus decipiens (On the). 
(Amer. nat., Jan. 1882, v. 16, p. 62-63.) 
Abstract of a paper read by C. V. Riley at the Cin- 
cinnati meeting of the Amer. assoc. advanc. sci. in 1881. 
G; D. (2783) 
Peixotto. F.C. Howsilkis reeled in France. 
(Sci. amer., 10 June 1882, v. 46, p. 369-361, 
58 cm.) 
Describes silk-reeling in France. G: D. (2784) 
Profits of silk culture (The). (Sci. amer., 
4 March 1882, v. 46, p. 128, col. 2-3, 17 cm.) 
[Rec., 2788]. 
G: D.~ (2785) 
Riley, C: Valentine. Silk culture in the 
United States. (Sci. amer., 1 April 1882, 
v. 46, p. 193, col. 1-2, 73.cm.) 
General notes on silk culture applicable to the United 
States. G: D. (2786) 
Crit. rev. of ‘Silk raising at the south” 
Riley. C: Valentine. © Successful manage- 
ment of the insects most destructive to the 
orange. (Sci. amer., 27 May 1882, v. 46, 
p- 335-336, 171 cm., § fig.) 
Treats of the coccidae injurious to the orange, and of 
the insecticides used against them, especially of kero- 
sene used in an emulsion with water. Figures stages 
of mytilaspis pomicorticis, m, gloverti and m. citricola. 
G: D. (2787) 
Silk raising at the south. (Sci. amer., 11 
Feb. 1882, v. 46, p. 88,-col. 1-2, 41 cm.) 
Crit. rev. entitled ‘‘Profits of silk cult- 
ure.” (Sci. amer., 4 March 1882, v. 46, p. 
128, col. 2-3, 17 cm.) 
From Louisville [Ky.] courier journal. Amount 
of care required in rearing silk-worms in the southern 
United States. G: D. (2788) 
Six cents a piece for wasps. (Sci. amer., 18 
March 1882. v. 46, p. 167, col. 2, 7 cm.) 
On account of the destruction of fruit by wasps an 
English fruit-grower offers 3 d. each for queen wasps. 
Number of wasps in a nest. GD (2750) 
Some curious bugs. (Sci. amer., 6 May 
1882, v. 46, p. 279, col. 1-2, 49 cm., fig.) 
General popular notes on hemiptera; figures a large 
Indian be/ostoma. From La nature. G: D. (2790) 
PS VCH: 
Sprang. G: The fertilization of the trumpet- 
creeper. (Bot. gazette, Dec. 1881, v. 6, p. 
302-303, II cm.) 
Shows how cross-fertilization is effected by hamming- 
birds. Notes the perforation of calyx and corolla by a 
“black ant,” which feeds upon the nectar. 
W: T. (2791) 
Stillman, J]: M. On the origin of the lac. 
(Amer. nat., Nov. 1880, v. 14, p. 782-787.) 
Contrary to the statement of several cyclopedias, lac 
is aproduct elaborated by coccus, and not an exudation 
from the tree on which it lives; reasons for this view 
drawn from c. /acca and from an analogous insect which 
produces Arizona lac. See also A. Ernst’s ‘‘The lac 
insect’? (Amer. nat., Mar. 1881, v. 15, p- 235) [Rec., 2760}. 
, DD. . (2792) 
Taylor, J. E. The geological antiquity of 
flowers and insects. (Pop. sci. rev., Jan. 
1670; V- 17; MS-5 Ve 2s Pe SO-525) 
Traces the cotemporaneous evolution of flowers and 
insects, W: T. (2793) 
Threatening pest (A). (Sci. amer., 22 
April 1882, v. 46, p. 248, col. 2, 7 cm.) 
An insect, known as the Australian bug, does much 
damage to trees near Cape Town, South Africa. 
GD 
Trelease, W: On the fertilization of ca/a- 
mintha nepeta. (Amer. nat., Jan. 1881, v. 
15, p- II-15, 2 fig.) 
List of some of the insects aiding to fertilize c. mepe- 
ta. G: D. (2795) 
Trelease, W: The fertilization of alpine 
flowers. (Bulletin Torrey bot. club, Feb. 
1881, v. 8, p. 13-14, 25 cm.) 
Review of H. Miiller’s ‘‘Alpenblumen, ihre Befrucht- 
Wife [EeC., 2175) - W: T. * (2795) 
Wild bee hunting. (‘‘N. Y. observer.”) 
(Springfield [Mass. ] d. republican, 26 Oct. 
1880, p. 3, col. 1-2, 15 cm.) 
How wild bees are traced to their home. 
G: Ds 12797) 
Women’s silk culture association. | (Sci. 
amer., 29 April 1882, v. 46, p. 258, col. 1, 
5 cm.) 
Brief notes on silk raised in America. G: D. (2798) 
Wood, W. Martin. New variety of silk 
moth. (Sci. amer., 8 April 1882, v. 46, p. 
Brecol.)3, To em) : 
Notes on a hybrid of saturnta yama-mai and the 
Tusser moth [antheraea paphia). G: D. (2799) 
Young, C. A. How spiders fly. (‘‘Boston 
journ. chem.”...) (Sci. amer., 21° jam 
1882, v. 46, p. 42, col. 2-3, 30 cm.) 
Regards the “action of the sun’s rays on the thread 
itself and its surrounding envelope of air’ as the main 
cause of the buoyancy of the web which supports float- 
ing, or so-called flying, spiders. G: D. (2800) 
(2794) 
