SYSTEMATIC INDEX. 



FACE 



I NSKGTS I NT GEXKKAL 1 



Internal sfnicturo i>f insects 2 



(Miculatory HV-tltMU 3 



Ki>.si)irat<>ry .system 3 



I)i;;t>.stivn sVNtt'ni 4 



Sfciftory »y stt^ni 5 



^I use ular system 5 



Origans of Hie seuHes 5 



Soniiils iiiailc l)y insects 7 



l\Iii nTnoriilidHcs of insects 8 



Si'xt'H of insects 9 



Extomnl Hlinctnre of insects 10 



Head ami aiipendages 10 



Thorax an<l aiipemlages 12 



A Ixlomen ami appendages 14 



Captnrinj; and prescrTing insects 14 



Instinct of in.se<ts 17 



Insects iiractically considered 17 



General utility of insects 18 



Division a<-cordinjr to food-habits 19 



Treatment of injurious insects 21 



Classi Meat ion and nomenclature 22 



Division into orders 24 



Table of orders 25 



The order of CoLEon'ERA 26 



External anatomy 27 



Larvae and pnpai'. 29 



The Coleoptera practically considered 29 



Aids in classifying 32 



Classification of Coleoptera 35 



Section I. PEXTAMERA : 

 Synopsis of the I'entamwra 36 



Subsection I. Filicoriies. 



TuiUK I. 



PREDACEOUS GROUND-BEETLES. 



Families : 



CICIXDEMD/E 38 



Ciccudela 38 



CARAlUDyE 39 



Carahiues 42 



Carabus 43 



Calosoma 43 



Cvchrus 43 



N'ebria 43 



Elai)hrus 43 



Xotionhilus 43 



Omopliron 43 



ScAurilliR.s 43 



I'asiiiiachus 43 



Scii! i t es 43 



Clivina 43 



Dyschirins 43 



Braciiimdes 44 



Galerita 44 



Brachiuus 44 



Lebift 44 



Dromius 44 



CARAIJID^. PAGE 



IJltACIIINIDES. 



Calleida 44 



Cymindis 44 



Casnonia 44 



Leptotrachehis 44 



nelluomorpha 44 



ClILjtlNIlDBS 45 



Pauaga^u8 46 



Chlauiius 46 



Dica'lns 46 



Diplocheila 46 



(lodes 46 



Badister 46 



H AKi'AiJPES 47 



A nisodactylus 40 



Gynandropus 48 



HarpaluH 43 



Stenolophus 48 



BradycoUus 48 



I'terostichus 48 



Poecilus 48 



Amara 48 



Calathus 48 



Platynus 48 



Patrobus 48 



Trechus 48 



Geopinus 48 



Agonoderus 48 



BEilBIUnDKS 49 



TlUBE II. 

 PREDACEOUS WATER-BEETLES. 



DYTICIDiE 50 



Haliplus 51 



Cybisler 51 



Dytiscus 51 



Acilius 51 



Ilydaticus 51 



Colymbotes 51 



Agabus 51 



Laccophilus 51 



Hvdroporns 51 



GYRINlD.E 51 



Gyriuus 51 



Subsection II. Clavicornes. 



TiSTBE III. 



WATER SCAVENGER BEETLES. 



PARNIDiE 52 



Pamus 52 



Elmis 52 



Heterocerns 52 



nTDKOPHILlD/E 53 



llelophorns 54 



Hydropliilus 54 



Eerosus 54 



Hydrobius 54 



Sphceridium 54 



