i- 1 1 1 1- 1 < i PO I-I,\TKH. :;.M 



VMM, 



17. oi.i.:. i.;i ideatatfl I'd Aft. , Hidalgo . , . 107 



I8,i!. Planiipira (Tracblella) tuckeri Prr Pil-Uy, d-i. . 104 

 20-22. PhiniHpira (Angasella) c;yrt,pkuMi I'd Sl.<-ppcl, 



d-l ...... . .114 



2:;, 21. Planfopira (TnwW) vittati Mflll Bhepprd,Sl !.'. : . 



25. plum j.ini (Tnujhia) atperelli i'iv Coocb, i-'.n. . . 116 



I'l.ATI, 20. 



20, 27. Pniticoklla griseola Pfr. Uiol. Onlr. A KM T. . .07 



28. PraticoleUa bermndicriaoa Morie* sii-j.|.rrl, del. . . (\l 



29-">l. l'r;itKv,l<-lla fluvescens I'll. I'.iol. C.M.t. A mT. . . 67 



'{2 .">4. Poly^yrella ( AmmoniUlla) rateti Coop- Pilsbry, del. 81 



la (Odontoiagda) l.iii'-i ^undl. Pilwbry, del. . o. ; , 



.",7, ."18. I ynila Born. Sli-|>|i-rd, del. . . 81 



!'>. Entodina reyrd Bow, 8hepperd,deL . 342 



n.-i'!. Polygyratia ftenogyra Pfr- sii -|,p crd, del. . . 8.'} 



44- Pi ' ( - f '-.iM-liyl. Cat. . . .83 



PLATI; 21. 

 1-5. I'ruti(!"l-ll;i '.'-;ur i|. i !irn|>l;i 1'fV. After Htrebel and 



87 



:;, pcni.s ;i.nd :i|i|,-ndix '.(,< n-d : Hg. 4, talon). 



0. Praticotolla ffrUeola Pfr Uter W, G, Binoey, . 87 



7, 8. Sagda cookiaoa OoieL rilwiiry, d^l. . 



i;i cookini linin above, appendix on left 



side, HpiplmlliiH lrfiri^hin^ in riglit, where retractor 

 JH in-' ( ('--I , ^a deferent deicending i>ni.wn by 

 Pilibnr from fpfcimeo collected ly.J. !' n -nfUirKon 50 

 i') Appendix of ame partly uncoiled, 



11-14. Polygyra albolabrii &ay- I'H-l.ry, d-l. . . .70 

 !.'. A i.rium ;ind p< ni <,\' ;in.< '.[.-ried, showing pilaster, . 70 

 16. Section of iwollen bate of spermatbeca duct of iao . 70 



l'i A-II, 22. 



'p. 

 2. I'l'Mirodont,*-. f I';. i t -,pc -td, '!<). 



i'i-.urf,d'.rit- rPafthena) dominicenfii Pfr. sii'j>p<-rd d-i. 

 4. Pif.iirodonu: cZacbrrfia) trinitarU GuodL sii-ppTd, d-i. 'H; 



IM'-.iir'idont" ''I 'li-.lid'rriii-'.; linci ' ! I . 96 



<',. PleurodoDte (Eurycratera) jam n Shepperdi 



del. . . .100 



7,8. Pl-iir')d'int<: M/ihy rinl hug) iev r i \T;ut Concll 



Mit.thfril ..... . 96 



!>, io. PletirodoDte(Polydontei)iniperatorMoDtf Sbepperdi 



