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Euphorocera claripenmis: x22 .<.s08 22.0 soe seco seni oe eee eee eee 43 
Winthemia .quadripustulata o5228 0 525 occa cee on = Se ee see ee eee ee 44 
HxXOrista PTISCOMICANS:.c.5 228558 sues ene eee ae ee ae eee 44 
Pheiscaven@eraless. leer. 55 s2<e.2~ 55s Si ee a ee ee 44 
Pherother insects, Soe sees 2225s oti. eee ee ee = a ee ee re 46 
General ‘considerations: 222%... 2.2) esse esse os see eee eee ee eee eee eee 48 
Table showing host relations of the hymenopterous parasites........-.-.--- oS 52 
Appendix—Descriptions of the new species: ; 
AmorphotaoOro vile sas sh. hoscto ose = serene eco eae ee ee 53 
Bathythbixmeleoni sss ochac ce «Sean eae eee SR oe WN eS 53 
Bathythrix pimp lee* 422 2 oo. Sar ccoe seinstem = ee teak Se oe ha ee 54 
Adiastola- americana 3252 J. ecec2 else hos soe Seer se eee ee ee 54 
Rezomachusimsolitust: 22-42-48 12 S28) easel ee eine Bee eee eee 54 
iApantelessdelicabus ss -occc <2 cee oe oe tee po eee ee eee eee 5D 
Pteromalis Cn proldeus? sco 2 aa center eee a oe cee eee 5D 
Seb efebay eM beth: 8c |e nee Ene Dee o see eee eee a 2 56 
WlasmiuS) GeVAtUB Soto ccs sande coe oat eny ee neo Oe See See a es 56 
ANOVA YUN So ous oscod cobeedbaeacs vosa Sdnose oe dade deco cous eeu 6500 644c6e 57 
IE EUS TRATIONS: 
hice Is Ditierentistacesio# Pimplanng isto. =o. eee ee 9 
2, Eggs, larve and cocoons of Pimpla inquisitor.....-...-.-...-.---.-- 10 
SAC ultrar Rimpla drqMisttor trom! Side sss. ee ee en 7 11 
Ae Cocoonsrotelimp aang uisttor sess sess ee eee eee eee 14 
banstages Ote beim plaiconquisitOr= ==. s2—= = =e es se = == eee se eee 18 
6. Cocoontol bimplaiconquisitorgss-]ssse sees oe eee eee eee 19 
fa Amorphotaorp yi, with) Cocoon Gases ss 5 =e eee ee ee eee 20 
8. Meteorus communis, wath) cocoon: -e— = 4-2-2 ee eee eee eee 21 
95 Meteorus hyplhantrice, wathicocoone= sss. 45sec ae ae eee eee eee 22 
LO. hannerrarvalidawithicocoon tess 44-202 s en eea-= seer eee eae 23 
lis Anantelesidelicatus, withicocoonl-2.222 22 2- .2 2 sees eee 24 
125 (Chaleis-oviata, with’ puparand pupaliexuyiumis 2252. sess eee 26 
13° Pups of Cratotechusonreyices 4-5, 02-255 22 = see eee eee eee 29 
14. Bathy thrix spimpleace.e. 3 82 tse eo eee oe 8 ee eee eee 32 
155 Otacustes periliticr ano. 2.0520 Seta cc 6 Seen Ae ee eee 32 
16. Spilochalcis debilis, with parasitized cocoons of Meteorus and Amor- 
Va} CC tl eee es Se PRAIA Ae ame earns Hone nen as Uso aas 39 
ive Habrocytus thyridopterteiss: 2s: ] os. a= = een ee 35 
18) Stages of Dibrachys boucheanuse=s2-2 2225 —eeeee es == ss eee eee oo 
19 Syntomosphyrumiesurws jo: a2 sass ee ee ee ere arate ei ee 38 
20s brup elms liumerises see se see ee eee eee oS oie ae re eas Se oe ee 39 
PALS JENS OEE HER A ANON (Oe ase keoe Somse pose eeomononee Sans osesiscose 40 
22. Asecodes albitarsis, with parasitized pupa of Dibrachys.-.-.-.-.--.-...--- 41 
23. Euphorocera claripennis, with pupamiwml 3222-222) = one ee 43 
245 (Stages ot Gaurax anchorae. ao 3p eaeree — os oo = ste ee 45 
