2G) = 
INDEX 
Page Page 
Achatina i. ws cctools soto Ah BES GAMAE NIDAE 1 sis! jie cierene oveherea CO 
fimbiicats icteric. tae PO sede ENS Gantiana sy Monachiary . acctemterketere: oO 
ACEVAT TINEDATS 152s sic. e chats se euoteretene Ze. caperata, Heieeiia. state egebaiaiheke ener 
acicullay iGeciltOides7 ayer cucs ic aiclelons 22 carthusiana, Monachacn ccm. pes ou 
acuta, @Gochlicellianwc.. samsievets ere PATS caruanae,. Derocerass..%. «sphere oe 
affinis, Mdentulina occa. 2 tere so 78 IGeecinioides? tinct Sifolia\ eyletre oMohatewel seme. 
africana, Physopsis. 32,5 5; 459 40 aciculla.). 222s aenerteltoteuetenameaenene 
ATHOPLANOTD IS faye ele mire) cel site ol ah el el onaes 46 fADEVEE Avera crap elena: Seo obo bo ood aD Ge 
agrestise -Apriolimalax.n stereictleedee 38 cellariuis, (Oxy Ghiltis isis aaeeneehena 
HA TAO MTA ARK ce eNetonsienele mic elenenete Sohn oo IGSPiaS ay sree elelch aie a chata/aielemenemen tens eer YS) 
alexandrina, Biomphalaria...... 46 NOTEENSIS 2). <ietevekercnshodereteneen leis 33 
alltariusi, OxvehilwS ico acres asia clene 19 nemoralisin. see Bo OUdod CO: Bee}e) 
IAIN ETTIN TS WU REAG IS eereretenetene pe eu i 0 CEPHAWOPODA Wii. serctes erento anal 
ape rtay (CecilioidesSr ae a crcelers)< 66 Ae cinctelllas Myer ormitiasaterce epee one 
ap emtay Pei va ierspeiteeicnonetcwenene SS) cincumscriptus, (Arion: soe eo 
ANDOU, Mila aK. clin sseke euelerarene epeisk ow clavulinus, Jiamelliascdisiey. pci 25 
arbustorum, Helicigona...... Pe ee Glonorchiasisiesacsaeeie soo06 6 8) 
AR CHE OGAS TRO PODAS ss .1cl2u ls Clonome hiss. .5ci.2 616 eilevetorensiene eneke rns 
ATAOM aac ole tereucte eeioretensceherelerel: Ss ot SIMEMS US) ..,’515)one0ccl.e! shelojeneteioteneienenees 
ALOT thie Chalsiodovesstaheretevenereteucneieione 37 Cochlice liar vyersrevavere iasegeterovonaterekehenene 
CIT CUMISICTAPUUS </c)\cleetstene SG Oo oie AGUA Mish cketeictet alegavepetersacteronel wenemCNG 
HORtENSASiaye ete tettel ele ole sional aiiaiehe SH barbatial, <toustereieeleene Soa ooodo6 Bt 
ARIONIDAE..... ate aietete Aiewenateteneye 36 CONOIDEA: © si0, 5 ois ere reveltevevelereheneneeNs 
ATIVE STRAUS 5 ens: orokerehel overs teretanete 12, 46 Ventrosial @ <sihejexs tye Soooo mos sheen Cal 
ODSEPUCEIS Fai eterlevanc] sree LO conoidea, Cochlicella. 2. cn 
aspersia, Heliscea. os. Shewsietstetewers .. 34 conspurcata, Heliceliliavi.. «eee 
ater, Arione.iecre SOUS COOUE Se eel Controle cst see hae do endteieuoksienoe saan 
AULACOPOID Aye, secsierene. 5 SIRE Caer Sire Biological sic. ssieieiel-perorene eee. 
AustrialonbiS xcs Dit io oO lg Ae) Ghemical, ..oscc efevoleteholshoner ete 
barbaral yCochlicellanierss vercucee tle Cultar allio’ 405 suc ebeaeteierer tere sieotiah 
BASOMMATOPHOR A oie. 6 6 ce 12, 43 Physical co./s-cjeks eueueane S peueneneneres Mant 
Bdeogale: sv). isrs cietens ena ene coctone, yi e 8 decolllatas Rimmainalers ee SB odio Ce 
PEIUTS). Yi otoiis! eloustonchenetorstech cen aor. 8 Derocernas: . tartare gil OS 
Bilharziasis. sce ck stolenenonene eiexencmee CAFUAMIAEGK We reredekele ohewetehonele ory 
Biomphalarias 7... .iaeic ele ee 46 reticullatumms.. atari Soaks Se) 
allexandrina. so. coc. Sisorles aheiteuis, LO driaparnaldiy Oxy.chilusi cee 19 
IDOTSIS VN. cscs ofa of cle clehel aN ghiO Bar thwOrmisvevscs sects sien ao 0) 
BE GEYaNGD Ate. Screener ARN Go 40 EConomic importance... eee Bo ll 
Blood flukes erences sue icusionsbene 2, 40, 41 Hell bvoewion oo aancde dass é Sherssewene 8 
boissyi, Se co 5, 46 hab Usb Cen ORS CROC oO OO A Oc & 
Bradybaenays 2i..4:..5. caer ZO Edibletsnailsi ..) 4... cee dies she semenl 
Similars osteo conse i bisvejerowaer GO Fobaniiialiee sae a: sllegepausualecs lenoiomenonie 33 
BRADYBAENIDAE. SisicearcrsenerCO uglandimniatrn: caren Sexe netemstioncel 
BULIMULIDAR OE Sueneuehe Sereieeepe> SER UAat AY) oc oe ouesonel aie) openegenomemotetere Zu 
Buldnusia i crue ay Ee ee 47 Pasiciolay. cies oes SE 60d 0 Op/ae Sashes 
EXUING AWS). 7.1. te cloietelic si ciel seen en AiG Hep aticay .\et. Gus Siokeneen esc 
