264 



Bulletin 31 



264 



var. symetrica 2or 



H 



Hindsiella donacia j/ 106 



faba J7 107 



Hippagus isocardioides 35 



L 



Leda aldrichiana 71 



bastropensis 2^ 64 



bella 24 64 



brongniarti 57 



calcarensis 25.. 69, 70 



canonica 68 



carolinensis 2^ 70 



catasarca 2^.. 66, 68 



chipolana 68 



coelata 2j 57 



ccelatoides 2j 57 



compsa 62 



crassiparva 25 68 



equalis 66 



houstonia .jj ....... .59 



keittensis 2^ 67 



linifera .' 68 



var. lisbonensis 24 63 



magna 24 62 



magnopsis 24 64 



media 2^ 65 



milamensis 69 



multilineata 2j 58 



opulenta 2j 62 



ozarkola 2^ 68 



pistorupes 24 65 



plana 2j 60 



plicata 64 



pulcherrima 61 



quercoUis 67 



robusta 67 



semen 2j 56 



semenoides 2j 57 



subtrigona 2^ 70 



trumani 2^ 61 



vanuxemi 2^ 70 



wautubbeana 2^ 69 



Lima harrisiana 16 29 



vicksburgiana 29 



Limopsis var. abbreviata 41 



aviculoides /5..36, 51 



var. Carolina 41 



corbuloides 39 



cossmanni 20 45 



cuneus 38 



decisa 41 



ellipsis 43 



ledoides 38 



pectunicularis 42, 43 



pulchra 39 



Ivirodiscus protractus J2 90 



psychopterus .j2. 89 



smitlivillensis j/ 89 



tellinoides j2 90 



Ivithodomus claibornensis 34 



petricoloides 34 



Ivithophaga claibornensis // 34 



petricoloides // 34 



Ivoripes subvexa 119 



Lucina alveata 113, 115 



amica S7 m 



bisculpta j5 117 



carinifera J7....113, 114, 115 



claibornensis 39--- 112, 121 



compressa jp 121 



cornuta 114 



dartoni 113, 118 



dolabra .j/, iii, 113 



hamatus jj 11 2 



Itevis 129 



modesta 116 



orbella 126 



ozarkana jS 113, 118 



pandata jp 121 



papyracea j<5'...ii3, 116, 117 



var. paruminflata 129 



pomllia...j(?...ii3, 115, 116, 117 

 postsulcata 210 



