126 PAPERS ON CEREAL AND FORAGE INSECTS. 
Page. 
Rhogas autographx, parasite of Autographa gamma californica. ............--.- i 
Rice, food plant of Sphenephorus catlosus. sis... -2.4.42220. See. ee Pe 55-56, 59 
Road-runner. (See Geococcyx californicus.) 
Robber fly. (See raz lateralis.) 
Robin, western. (See Planesticus migratorius propinquus.) 
Rotation, crop. (See Crop rotation.) 
Rumex sp., food plant of Autographa gamma californica............-.....+-+--- 112 
Rushes, wild, hibernating shelter of chinch bug........................------ 33 
Sage hen (Centrocercus urophasianus), enemy of false wireworms (Eleodes).... - 75 
Sambucus sp., food plant of Autographa gamma californica..............------- 112 
Sargaritis websteri, parasite of Autographa gamma californica ...............- 115-116 
Schizoprymnus phillipsi, parasite of Mordellistena ustulata..............-..---- 9 
Sedge, Frank’s. (See Carex frankii.) 
Shrike, California. (See Lanius ludovicianus gambeli.) 
Sialia mexicana occidentalis, enemy of false wireworms (Eleodes)...........-- 76, 85 
Skonk; enemy or Wlecdes 34's swe .5 2252425 Boe e le ss oe 85 
Sparrow, western vesper. (See Powcetes gramineus confinis.) 
Spartium junceum, food plant of Etiella zinckenella schisticolor.............-- 91 
Bacon io. conic lane hy pogva? nasek 2a he. oc cmees 32 2t:. SORE. bee eee 84 
enemy of Hleodes: = aes ake -2eNes se eo a eee 85 
Pohcnopliprus collogys. oto... la saat a gine ip AA Wats Sel ae ee ee 53-71 
adult, description and life history.....................- 63-68 
bureau motes... coset ncatn oe ees ee ee 54-57 
description and (life: histony.a.'2es ise seh et Soe eee 59-68 
distributions ..°: 22. . J... tes = ge neoeonee ee eee eee 57-58 
egg, description and) life ‘history.<.5:..2.52.-.se2 2aeeneee 59-60 
food) plants 25.5. Sesh os eee ee ewe 58-59 
history ofjspecies: o.-. -./.is\s sce ogee eee 54 
injury: by beetles: de)... .csvecee eee Sek 3 See ee 67-68 
larvie tOPOIM 4... Ges a4 eee Pe Se 61-63 
larva, description and life history..................-.2. 60-61 
life history and description of stages...............--.-- 59-68 
Natural enemies: 55... dein &. Rice lst. eee 71 
pupa, description and life history.............-..--.--- 63 
recent investigations by Bureau of Entomology......... 68-69 
related to Sphenophorus maidis............-.-2.2222--0-- 53 
remedial and preventive measures. .......--.----.-.--- 69-71 
Sphenophorus sculptilis Horn a synonym.........-.-...-- 54 
cariosus, name incorrectly used for Sphenophorus callosus..... .- 55 
Sphenophorus sculptilis Uhler a synonym............-- 54 
maidis, adult, description and life history..................---- 20-22 
comparison of larva with that of Sphenophorus callosus. . 60 
depredations)recordsay 2. .ie.ca tsieret ice eee eee 22 
description.and life history... 2422 2.2.s5e-2ti sec ker eee 16-22 
distributions A=. sastns Pes Ee ee 15 
compared with that of Sphenophorus callosus. 57 
early: records:iaitesv2ti he bays 2. SS eeie ht ee 11-12 
egg, description and life history ......5..:2...425:..52-8 16 
food plantas. a... os Lote aed Se eee eee 15-16 
generations, number.) 2.55.5. 20 este ees Woe 22 
history. of species/ie.i...62. ss Oasis sah eeaee eee 12-14 
