128 ANSWERS TO CORRESPONDENTS, ETC. 
A rare opportunity of securing specimens of insects from Texas 
and Southern New Mexico, is now open to those interested. By 
reference to the advertising pages it will be seen that Mr. Belfrage 
is to make a long collecting journey through the above named 
region. We can recommend him as a faithful and excellent col- 
lector. His specimens arrive in excellent condition. 
The excrements of bats from Egypt have recently become an 
article of trade as a sort of guano for manure. 
It has been announced at the Royal Geographical Society that 
Livingstone has arrived at Ujiji on his return journey.— Nature. 
ANSWERS TO CORRESPONDEDTS. 
E. S. M.—The plants are:—1, Utricularia purpurea ; 2, probably ~ one Virginice 
(poor ‘specimen); 3, Sagittaria rh fone var. spongiosa; 4, Spir ii ydrocotyle 
Seago 6, Phaseolus trilobus 
A. G. H.—The cocoon of Platysamia Cecropia was filled with the cocoons (containing 
the perfect pnts of an Ichneumon 
Wit. treal.—Professor J. Leidy; Philadelphia, Professor A. E. Verrill, New ; 
Haven, Aer Professa r H. J. Clarke, Lexington, Ky., are the only persons in this coun 
try who are engaged on the subject of internal parasites, so far as we are informed. 
Dr. Weinland has been in Germany for many yea 
—_+o2—__. 
` 
BOOKS RECEIVED. 
A Concise Analytical and Logical Development of the Atmospheric System, and of the Elements 
o RA dape i dk by which the weather may be forecasted, eaagied 4 the Practical Mind pane the 
‘country. By Thomas B. Butler, author of the *‘ Philosophy of ae Weather.” Rev 
tion. Andrew Selleck, Norwalk, Conn. 1870. 12mo, pp. 405. he 
Bulletin o ‘of the fuseum aptare ot Zoology, Vol. II, No. a Preliminary Report on the 
Crustacea Dredged in the Gulf Stream in the Straits of Florida. By L. F.de oe Cssist. 
. S. Coast Survey. Part I, Brachyura. By Dr. Wm. Stim pron, i870. 'Bvo pa mpri "hae 
Annual Report of the Surgeon General Ui en s Army. 1870. 8yo pamph. 1870. 
«Che jong uake of October 20, 1870. By Prine val Dave: LL. D., F.R.S., sda Drs il, 
or ety ao gk Won of the State Geological s urvey of Michigan. By Ala xander Winche 
Š 8vo pamp! 
Descrip wo naof rag e New England VEA, ibranchiata, By A. E. Verrill. 8v0, p Nov., tae 
he Geological Surve the State K Towa, to the 13th General pleat Jan. 
ontaining nie ha of examinations pathy within the yea P 3 1866, 1867, 1868 and 1 e Baii ‘Charles A. 
Report of an Inquiry in regard to Schools i. Plate a Science in os tain partons s of he the 
Toro _ 1870. 
United States. By J. G A. T. Machattie u a 
ird Annual Report of the i Natural H Hist oe: hiladelphia. a Pg 8vo pamph., pp: 24, 
Fourth eer aa Ar? tory € y fe. s aye the ‘Sta te of ‘Maine for the year 1810. 
vo pamph., pp. 56. 2 plate ary 
Fifth goes Sf 0 the Commissioners rf Inland Fisheries [of Massachusetts]. Janua 
ye 8vo ph.. $ 
cea den Jenesis of 8 pan s8 By "e one Mivart, F.R..S 12mo, cloth, pp. 296, illustrated. 
“Ho ondi tras Descriptive itistorica’ and Statistical. By E. G. Squier, M.A., F.S.A. ete Issued 
by permission of the author, and under the authority of His ‘Bxcetcnes Don Carlos Gutierez, 
nvo rdinary and Minister Plenipotentiary of the Republic of Ho nduras in Grea 
Britain. 12mo, cloth, pp. 278 and ma nan n. rrabier Ei Co. the 
Travels in Central mina dtr including Accounts of Some Regions Ui EN since Miia 
west. From the French of The raet, Arthu r Morelet. By Mrs. F. Squier: eypoldt, 
et p Williams, i E. Geo. Squii oth, pp. 430, illustrated. New Yor 
e Fruit Growers? Association of or Ontario for the eger 1870, [Including 1s 
‘oxious Insects. pamph., pp. 130. Toronto, 1871, (Gov. Doc.] 
¿ Annual 
