INDEX TO CIRCULARS 1 TO 100. 9 
Sarco Page Figure 
Aphelinus mali, parasite of Schizoneura lanigera................----- 20, rev. Gnibet setae AS. 
nigritus, parasite of Toxoptera graminum..........--.---- 93, rev. ay eee ee dr ee 
A phenogaster fulva, enemy of Anthonomus signatus........./.....--- 21, rev. Ag eee ses ore 
Aphides affecting the/apple, circular. 2222). 22 o 22 ees ae tea 81 1-10 1-8 
TOMLCGTES Seats se eee eee eee 81 ett Aor oe soe 
LODACCOIAS TOMER yi e see emcees ae ate ae ete re ee eae eile 37, rev. 2 IgE Sees ee 
Aphidius fletcheri, parasite ot Macrosiphum pisi...........--.-.+---- 43, ed.2 Bra |S Seas 2g 
washingtonensis, parasite of Macrosiphum pisi..........--- 43, ed. 2 Sil ete aia orate 
Aphis, apple. (See Aphis mali.) 
apple, rosy. (See Aphis malifoliz.) 
avenz. (See Siphocoryne avenz.) 
black. (See Aphis gossypii.) 
brassicx, control by natural enemies..............-...-.-..-- 80 V5AAG IRS 2c eee 
OSHORM Ys plilebs) Un iLteiers os oe Sarasa one) serclcles toe 93, rev. 1, | see ete ho. 
cabbage. (ace Aphis brassicz.) ; 
citrifolii = ree GOSSY PIT ne soe eee eae ea apa a 80 ya Ses se cei BS 
citrulli Aphis gossypii........---- SEAS TERME yds er Soe a 80 On (Sep aeemeenis 
corn leaf. (See Aphis maidis.) 
root. (See Aphis maidi-radicis.) 
cotton. (See A pie gossypii.) 
cucumeris =Aphis gossypii.........-.--.-+-.+----2-222++---- 80 Oy) | ete aaa ae 
European grain. (See Siphocoryne avenz.) 
uch StpRoconynen QveNce =e os oo ne cease ook eB oes sees 81 Sa eer ats oe 
forbesi = Aphis gossypii 80 Die. ce aee nas. 
gossypii. circulars. 2) 2252225225. £0 1-16 1-6 
host of Lysiphlebus tritici 93, rev. nly (eres ete aes 
TOMO GIONS Sys RSLS ook luc aceee som seteumees eae 80 SHG iis sees ates 
maidi-radicis, general account.-.-....-.------ FeO shay texters hel ctckaats 86 1,4-9 3-4 
hostiof Lystphlebus tritict. 2230 --2.22-2-----s-- 93, rev. UAV tes oe eee 
malls b ee eee een onsen onmeemenetiet mee ane. 86 G=13) sses4e2252-2 
maidis, poueral BCCOUNG Ses 55 BS ls seis sie Sod ssc eet a 86 1-3 1-2 
host of ae ioueins UnILICIS Se Asa eos eee ttyee aero 93, rev. Lite jae 2 cine 
malifoliz, Sea BC COWMNMG eats 5 2 char elasie a iano = lie Stare apse 81 7-9 6 
BORIC OIOSS ee aim =i a8 o <oe aon = wit Setosale seats BR oaene 81 GS-10} | ee-tte sae 
MB Sonera ACCOUNbE: $2 ca aten else ses w sows masee soacas 81 5-6 1,3-5 
MOMMICCICS EM erase ctooia-1a cca wie else een siase see enieaae © 81 G=10h 3222855 5a0.- 
melon. (See Aphis gossypii.) 
wet (See A phis gossypii.) 
(See Macrosiphum pisi.) 
SD OUCH Moos ooBboet Reaper -tee Ra Or nee SEBS Ge RAE Heooe 81 Wal |Snootsuno nc 
setariz, host of Lysiphlebus tritici $3, rev. IV Peete eae 
ROT OOG.DIATIUSS senate tem cee nt ie else once sivatnias so anelee cee 81 Malseeaeccsdes 
perhaps=A phis malifolix....-..--------------+---+----+ 81 (Meeece reece 
spring grain. (See Toroptera graminum.) 
squash. (See Nectarophora cucurbitz.) 
woolly. (See Schizoneura lanigera.) 
apple. (See Schizoneura lanigera.) 
ap cus pulvinariz, parasite of Pulvinaria innumerabilis.......-.-.- 64 ANNs wi 5 ,Sttdere's 2 
SRD Lesfet Ta ES ACLOS 5s CIC UU Lea Toe erat ara atte alate = te htm mye eae at aelm s eti 81 1-10 1-8 
OMIA GION Se Fo ase e Sadat ack tae sels ctele sim ciivelel bo Sew cae 81 0 epee es 
aphis. (See Aphis mali.) 
rosy. (See Aphis malifoliz.) 
character of injury by Conotrachelus nenuphar....-.--...------ 73 Oa RE SS eee 
crab, food plant of Aphis mali........----.--.-.--------- aoe 81 5 
Conotrachelus nenwphar...--.------------- 73 4 
DOPETOM CUNAIAG Ne ase ate at sata nas faa ol 32, rev. 3 3 
CREULL ape Sete a aoa eet tee 32, rev. 3 So leet oe 
Schizoneura lanigera..-....----+..-<=5==-+ 20, rev PR ae aes ori 
wild, less injured than other apples by Schizoneura 
lanigera Ssade 25h castesqsck epeossSasssteme tose ac cone VN poe sa se50 hee 
food plant of A nisopteryx pometaria ......-.------------------ Red ee Cae as Cone 
A DINING cae aes qteccluseslsek act oteseeetes Bil Seesoes. Ve 
TELE) Obes ha ha fat aes ors. 3) Reng RTOS Spas) ee Ut Raeaaeeey me 
SORDLE aE Peo sciajaasasen tase aweeeeoe te ister etcce 
IB IU OUIO DY MLETISES =\2 aa alata) xta\ =i = osara) =) =) ha ies etd Sea ea tas = 
Canker WwOnmise ssecenr ase seseeceas saa eas “ese Mele serosa - 
Chinysovothris Emoraia 555-252 -2se- 2-2 - +e == On eee eee 
Conoirachelus NenuUuphar, ...-~ - <=. 22-2 aj === ee aoe 
Diabrotica 12-punctata....--..------------------- 3 
LONG ICONS E eletoigm an icie eta Sane 7 
MUO aciat=) soe oes <i isi-is/s sei~ Se 2 
Eulecanium nigrofasciatum 9 
FAV TOCUS CHT Y SOTO soe ta Jenn oe lo seine rele 11 
EE DLOCORISUTAVILLOLUS alae acta osss= oan inte ia st 1 
Macrodactylus subspinosus OE so a 
Matlacosoma americana .....-...---.s+2----+----- sare Sse Se 
PPLE OCTAL DUET UBL 2 aaa) orm 3 vasa m1o ees ae 1 Ree eae ence 
Pulvinaria innumerabilis......-.---.------------ DO Ean nearer 
Sani Jose: scalov Rade sada e esse es sUsiciciaeicc ee Diese kes set? 
IS ODELORCONGING Natt eek a)2 osu Jan 2 ees Bi eae oe gasses 
CN ELULU re nae a s So Ae Se ae Ae taeety- Sans A cetera 
ISCRIZONEUTCLONIVEnC see aes 2a) ci egesee anita tae bee Sess 
SCOMLUS TAGULOSUS alee = (tae 122s a 4a leer Pe ees sae 
SiDNOCONYN EG QUES oo as at San ae ne yale aro bn] ES ee ees 
