444 APHIDS OF THE ROCKY MOUNTAIN REGION 
Index to Genera and Species 
Valid names of species are printed in Roman type, names given in synonymy, 
preoccupied, of changed generic assignment and records of misidentifications 
in italic type and new species in bold-face type. 
garoni, | Macrosiphum Joe.ces caer emis orate es 289 
abbrevia ta tA nis: 907 ects gic ctcreieicormusteiacalettio.ts7aue testes 12] 
abiebinttss « Maindarus: (elie ciss.c8 sites ce iatele ais: aise oe 346 
acanthovillus, ‘Capitophorus: s6.06.< 001. o4s)c.50 «10 250 
accidentalis, Amphorophora, ¢ 20. < ec «46 lis 230 
aceniounm Drepanaphis g.caue- ss ere eis seine sa c6 
ACEFL/OILE, = SIPHOTOPHOLA cece sis ieee as storie sale 86 
aceris;. Chaitophors eases ovaserenetoe nig ixsholsiais) ate 97 
achyrantes, Siphonophora <<< S.).05 «)siei< 00 1 O40 
acophorums, Microsiphumi scsi 6 4s) ie.< este esi 206 
GAFULVAMS A PIS. abst pe ele ajarats aievensrats suapel'st aise bier aye 188 
anjavans (ASPICAp Nis! asic city ele oletetal = steer eolel oes 188 
GEGOP OIE, MA DUNIS hse wis vsteletelsisialns snctseol Gite ecaeniegs 196 
aeropodti,«Cayariel lai car <8 ele sessile occ rers, sransioiel snes 196 
aetheocornum, Macrosiphum ................- 289 
affinis;s Pemphigus yey «is sie nisie, acs 6 siersyeieioree 370 
a flinis.e Dv6Ga Die: loreicaceia eratabel orcas wes easies ie avaudie’s 370 
TEU FIM = sot sou oc sadcddde ssc Rocreocr 121 
agathonica; Amphorophora, 2..cuse esa seue eels, 12 eels 230 
agilis., alae Anus icicse acre sre sles siesta aapesione re LG 
GgtliS ACH US yrs waye ceux So mh-) hy tase oe eee se late > 16 
agilis, Schizolachnus ....... fb ey PI RO Ie 16 
agrimoniellum, Macrosiphum ............-.-+- 290 
agrimoniella, Nectarophora..........0+.+-++s= <<< 290 
agropyronensis, Chaitophorus ..............-. 103 
ATOPY TONENSIS,, Siplal scisiiesveriscetsceio sis ayers disse al? 103 
alatavicum, Macrosiphum «.......-¥<s0e.0..+:009 
albasiphus, Neosymydobius ...20.0....0.05<-1 76 
albastphius, Sy My Gobius We cisieie so ale oie eerie aie 76 
albicornum, Macrosiphum (.o4. 02s see iecie cle 290 
albicorna,4Mucrotricha phasis wap ceils wiles 290 
atbifrons,, Macrosiphum) 270. sur-'liees sel oie 290 
albipess A phise... crcvetee cis.n’iscie che syuaeiaiare axstoleteherere 195 
alhambra;” Myzocallis) oss orpsiccecuscse ct Mire oie 70 
alleni, Amphorophora .......... Bie cteta eisveisteie ve 245 
alnifoliae, Prociphilus .......... dese, atte CORNS e 366 
alpina: yKakimia shies cep ate cus sie ensiacie ae 276 
alpinus, My Zus, cicss, Vase sinsjaeteislumtercs baie eieieg 6 276 
ambrosize,, Macrosipbum'\.. ss aemerii snes 291 
ambroside, Siphonophoray &ctwivs eels se se .cccee 291 
QMeTiCana, OCMIZONeurA | cciueineess eee 349, 351 
americanum, 'Eriosomia \ «.<.600 sp sinieiesie rs eis ite oat ei RO 
americanus, Chaitophorus son eee ele eat 95 
americanus; Periphy list sce snip ates cteletenatsiete ere 95 
americanus, Neosymydobius ........ Og AORTSDwL 78 
Amphicerc dus: iie..<.tneieva salt macie ticle iereeetehas 113 
Amphorophota sig sielelsis is esctsiss shales safe «= aisuwiatels st bieters 229 
ampullata, Amphorophiora<...03 +0 a4 + aso sine = 05s 231 
aniurensis, yA mphorophoray acs .ce smcusjeisisie tein 245 
annulata, Calaphis’:.c. 236 0m cwiirien ae sien ee 76 
annulatus, Neosymydobitis, 212. ..0.s< 0 sneecte os 76 
annulatus, ‘Chaitophorus: mv.2c ease seiielebie sce en 76 
ANOCCIEY vcrssoiocte tO «oslo e a oe olajotepiia sere eteaiaere, eae 10 
anomella, Mucrotrichaphis ........ Giles eh syecanenareies 292 
anomellum, Macrosiphum 5.)...:..2.0. 02.508 ve 292 
ANUTUPIIS cos 5 cis araia wretch icsere 13/6) ote 5) 5 ca PORT 116 
Aphis tice su sddeess sete ORR Le eae 116 
apini, Cimara s« oie ci 00 08 0's,pie5 olde alee eee 22 
Gptre, LAGCHINUS iyse:<.5h00:0:0)+ 2 Woe epeteteie ota eee 2238 
aquatica; Aphis: <<. 5 d< «a.» 3.5 coer 218 
aquatica; Aspidaphis.. ... «- <..ccieaea ee eee 189 
aquatica, Siphocoryne ........-+eeeeseensvere 189 
aqutlegiae, MyZus. wis... 2.< se smiesensie 0 crane 279 
argentinae-radicis, Aphis) . 2... jist 122 
aridus, Amphorophora. ./..<« + «eos snipe 236 
arizonica, Cinara wececesd #04 deggie 23 
arizonica, Lachniella (......¢ 20's ols) eels 23 
armoraciae, ‘Aphis. ss... 6s» s,s sus sllelskeetele cremate 123 
arnicae,; Amphorophora <..j....-«: += sameeren 231 
Artemisaphis 05.2 ..... 6,5 0:s:e,s + lel «© creas falaee nee 246 
artemisiae, Chaitophorus , ©... + ++. «:s)le eee 207 
artemisiae, Coloradoa ~. v.25 «1 sdsee= eee 222 
artemisiae, Macrosiphum —. ...;0smsss= eee 300 
artemisiae, Microsiphum =. .....<.<o= eee 207 
artemisiae, Néctarophora ~...>..0e0. es ereanier 300 
artemiside, Siphocoryne ..«...¢« ase. eee 22h 
ATLeMUSicold, APHIS a... s ooo eet sigs wesaeinetOl 
artemisiphilum, Macrosiphum <~.7....+eo-eeme 293 
artemisivulgaris, Macrosiphum ............... 293 
arundinis, Aphis ..s 2<.s 5+ «cae eee eee 204 
arundinis; Hyalopterus «......-. ose 204 
asclepiadts, Aphis \%. ss cries 9 05 se tee ste LOO 
ascleptadis, MyZiis 2.1... 0 <a « « siete oie stale ete 150 
ascleptadis; Nectarophora’ .. +: -.-s - selecteaiiee 324 
Asiphonaphis, ..< 2). s/siics « s-« oeleve slenstelslte tena 187 
Asiphum’ 20. 6)f afc c sos sacle tim cle het 354 
Aspitdaphis™ sce. ce ececne Olas See ane eee 188 
asterensis, (Aphis 2/.).¢ sv ene » «1« e enieaeieteetstmenns 124 
AtaTSO8 *.% 4 <\vjslecets 4's 6a 0 00 0 sieiels oietae eee 190 
ater, “Lachnas. $25... cs sea 00 eee ae «23 
atra, -Cimara (2 6.'. =o). 0's ids ese oi otic tale ane 23 
atricornis, Epameibaphis ....%....06 0s seenen 200 
atripes, Macrosiphum’ «2/0. +06 sate sss eee 294 
atripliciss#Aphis’ as... cee ole cerie etme Brenig ac 205 
atriplicis,; Hyalopterus Sls.%.4\J2 sears eee 205 
avendey -Aplig! Wiech ete ants betes vie eect a. See 215 
bakeris “Apliis oye scroeete a vlecute ota e bare Oar gene dee 
balliz, ‘Brachycolus® -). 5.22...) Sibi ae Eee .. 84 
balliiy Thripsaphis: 42... occa <i .« talneteete Salen 83 
balsamiferae, Pemphigus ......:......+5. ee oes = 
barri; Macrosiphum, ...72°232.0.402 o0e= eee 295 
berberidis,w Aphis’ 2.0% ¢e08 coeeeseeee @ Sicha cepeiae baa 
berberidis, Rhopalosiphum *.. s+... es seemelan 212 
betaé, Péemphiguss ob ie 2 isew ay aes ae ee nee 359 
betiilae;: Aphis: fis disiejait Aiaiis'sietelewls) «cls wtaleiaene Fey tis: 
betulae,). Euceraphis). ous cies eee bai Gatave 68 
betulae; Callipterus. ;,.,. .,..:5.«,0».2'%- «seen 68 
betulaccolens, Calaphis ...... scrersh Guaiateeere ve tes OO 
betulella,- Calaphis” «..<.2/... 6 acagus ce siemens 63 
betulifoliae,” Cepegillettea ..........0.c0eeeeee 67 
beulahensis, Cladobius 1.5 s,s «s/s ee ideas aloo 
beulahensis, Pterocomma ......:...... Toaieis aera OO ame 
bicolor, (Clavigertis “ihre. s onhc s seein ~» L035 
bicolor,-Melanoxanthus?.%;.'... sexo obn ee ae an cee 105 
