47: 



Costa Rica Miocknk — Olsson 



301 



Mitra alamagrensis 188, 275 



blakeana 82 



var. coralliophila 9 273 



dariensis 9 273 



gemmata 82 



var. limonensis. 191 



longa g 195, 273 



poas 9 188, 274 



rndis 9 195, i>74 



straminea 82 



styria 82 



swainsoni 191 



swainsoni, var. limonensis 



9 272 



wandoensis 82 



Mitromorpha pygmsea...., 82 



turriculata 51 



Modulus floridanus 129 



modulus 129 



saffordi 25 



Montacuta bicuspidata 2 20 



herberti j 21 



Mulinia lateralis, var. sauryen- 



sis 31 438 



Muricidea hemhilli 98 



Muricidea hexagona 98 



multangula 98 



ostrearum 98 



philippiana 98 



Murex asperrimus 96 



beaui .95 



brevif rons 96 



cabriti 95 



cellulosa 96 



cornurectus 195, 303 



f ulvescens 96 



gatunensis 186 



globosa 96 



messorius 95, 190, 195, 303 



oculatus 96 



polynematicus 186 



pomum 96 



rufus 95 



Myrtsea limoniana j§ 200,393 



N 



Nassa beaumontensis 91 



hotessieri 90 



obsole ta 90 



pleona / 12 



Nassarina bushi 89 



columbellata 88 



grayi 88 



Natica alticallosa 147 



bolus 186 



canalizonalis 186 



caurena /6..147, 190, 196, 



199, 327 



eminula 26 



fordiana 151 



guppyana 16 188, 328 



jamaicensis 146 



lactea 149 



livida 146 



limula 26 



maroccana t 46 



onusta 26 



plicatella 146 



proxima 146 



pusilla 1 47 



rev ersa 26 



saffordia ? 26 



subclausa 329 



sulcata 328 



youngi 196 



youngi, var. cocleana 16 327 



Naticina lactea 1 49 



Neosim n ia 112 



Nerita peloronta 162 



tessellata 162 



versicolor 1 63 



N eritina pupa 164 



reclivata 1 63 



s howalteri 1 64 



sparsilineata 1 64 



virginea 165 



