Mtehlau-l 



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CLASSIFICATION OF PALEOZOIC I. \\li:u. 11:1; \v HIM \ 



Snbklngdom M< >LI .1 SCA. 



o-LAMKI.UBRAM-lMATA. ,,*,,, 



. W-lw. rt . 

 Mantle lobe* separaU-, siphon* wanting Palllal Ho.- without lnu- 



Suborder MONOMYAHIA. 

 A tingle adductor UIUM-I.-, tra- iim.-ri.ir one wanting'. 



Family PECTENID^K. Lamarck. 



KIIA : Avieulopteten, McCoy; Cnmipecte*, Hall; Kuchondria, Meek; Lfriopfettn, Hall; 

 Wlnchell; PteHnopeeten, Hall; Strtblopttria, McCoy. 



Suborder HKTKHOM YARIA. 



AnU-rior adductor muscle ery small, the posterior one large. 



Family AVICULIDvK 



OKNKUA: Aetinoi>teri,i, Hall; BakevtlHa, Kin*; Krte*ode**a, Hall; Olfptadtma, Hall; Ltopforia, Hall: 

 Leptodema, Hall; Limoj,trra, Hall; JToMptero, Meek and Wortht-D: Jfonofb, Hr,on: 

 ? Palatopinna, Hall; PofUonomya, Bronn; PMndotnoiioNf, lU-yrlch; I'trHnea. Ooldfumir 

 , Hall); Ptrronitella, Hlllinifs; /'fcrroTufcj, McOoy; f PlfeMopUria, Hall. 



Family PINNID/K. Gray. 

 GKNKKA: Aviculopinna, Meek; Pinna, Llnne. 



Family AMBONYCHIID*:, Miller. 



GRNKRA: AUonyehiu, Hri.-h: Ambongchia, Hall ( rtttrirtrd ) : Amphito-lia, Hall; Anomalodonta. Mll!i-r: 



Anopirra, Ulrlch ; liguonyrhia. Ulrlch: Bymopttria, Hall; Clionjffkia, Drlch: H*tuapltim, ^L, : Ui*f ' 

 V WruJonycAw, Ulrlch; JTyfi/arca. Hall: /'nteocordia. Hall: I-lttkomftilta. Hall. 

 -"<, Ulrlch. 



Family CH.NOCAKDHD.K. Mlll.-r. 

 KIIA: CktPMoeordM, Meek and Worthcn; Mryamlxmia, Hall. 



Family MYTILIDjE, Lamarck. 



OKNKKA : '- Anthrneomga, Salt.-r: V .-liifAracoptera, Sailer; Go*tirttia, BarroU; , 



Bolton) ; Modittla, Hall ; JfeKoto, Lamarck ; JTya/iM, Koalock ; JTyMfap*, llall : 

 Hall. 



/^ 



.. 



Family MODIOLOP8ID h. 



GKNKBA : JrfMMMy, Ulrlrh: ' MrttereUa, Ulrlch: CWpomya, Ulrlch; f Cymatonrta, Ulrlch; I . 



Hall: f JKMMaMM, Ulrlch; JBwymy Oon<opkof, Phillip*; lfi*>te*V. UlHeb; 



ModWo^M, Hall; M<liamorphn, Hall; CMAotlMmn, Hall and WhliOeld; T PnUtUa, Ulrlch; 

 f Ptilom*rha. Ulrlch; ^ Pymiomya, Miller. 



