378 



U.S. NATIONAL MUSEUM BULLETIN 287 



lacunatus 



liostracoides 



mazatlanicus 



melampoides 



myakkanus 



painei 



panamensis 



parallelus 



particolor 



perconicus 



perforatus 



propius 



semicingulata 



tampae 

 '^Actinotrophon 

 *Acuminia 

 Acus 



acrior 



amitra 



benthalis 



chipolana 



cirrus 



curvilineata 



langdoni 



limatula 



nassula 



nodata 



oligomitra 



perpunctata 



rushii 



sincera 



spirifera 



vinosus 

 *Addisonia 



paradoxa 

 *Adelomelon 



benthalis 



indigesta 

 *Adenodia 

 Adeorbis 



leai 



sincera 



strigillatus 

 Admete 



californica 



microscopica 



middendorffiana 



regina 



rhyssa 



woodworthi 

 Adula 



diegensis 

 Aequipecten 



acanthodes 



chipolanus 



heiiacus 



scissuratus 



suwaneensis 



suwanneensis 



'^ Aeretica 

 Aesopus 

 arestus 

 goforthi 

 myrmecoon 

 sanctus 



*Aforia 



circinata 

 hypomela 

 Agathotoma 

 camarina 

 densilineata 

 euryclea 

 penelope 

 phyrne 

 pomara 

 pyrrhula 

 quentinensis 



'^'Agriodesma 

 felipponei 



'■'Agriopoma 

 catharia 

 gatunensis 

 parkeria 

 sincera 

 texasiana 

 zonata 

 Alaba 

 adamsi 

 cerithidioides 

 chipolana 

 conoidea 

 oldroydi 



'^ Alabina 

 calena 

 Alderia 



albopapillosa 

 Alectrion 

 catallus 

 ethelinda 

 eupleura 

 exsarcus 

 gardnerae 

 goniopleura 

 grammatus 

 limacina 

 miser 



oidroydae 



onchodes 



polistes 



tropical is 



Ursula 

 Alexia 



minuscula 

 *Aigamorda 

 *Algaroda 

 Alia 



callimorpha 



casciana 



xenia 

 Aligena 



borniana 



cokeri 



lineata 



minor 



nucea 



nuda 



pisum 



pustulosa 

 Alipurpura 



rhyssus 

 *AIlogramma 



amabilis 



oahuensis 

 ^Allopora 



moseieyi 



papillosa 



verrillii 

 Aioidis 



caloosae 



heterogenea 



milium 



wailesiana 

 Alvania (Alvanea) 



aiaskana 



aurivillii 



castanella 



grippiana 



purpurea 

 Alveinus 



rotundus 

 Amalthea 



benthophila 



willcoxii 

 Amaura 



arctica 



canfieldi 



elsa 



farallonensis 



iliuliukensis 



