S^G Plethodon — Pleuropus 



Plethodon cinerea, erythronota, ghitinosa, granulatuni. 



Plethodus expansus, oblongus. 



Plethosoma coerulea, cristaloides. 



Pleuracanthus (Col.) cribratus, inconspicuus, sulcipennis. 



Pleuracanthus (Cr.) arachnoides, laciniatus, punctatus, tuberculatus. 



Pleuracanthus (P.) cylindricus, laevissiraus, marianus, planus, serratus. 



Pleurasoma sulcatum. 



Pleuraster arenicola, obtusa. 



Pleuraulaca alcyonea. 



Pleureterites anisocta, bifasciata, concentrica, divisa, lateristria, latiundata, oMiqua, 

 ^tellata, striata. 



Pleurobema conica, mytiloides, cuneata. 



Pleurobrachia pileus, rhododactyla. 



Pleurobranchidium della chiajei, maculatum, meckeli. 



Pleurobranchus argenteus, aurantiacus, blainvillei, brevifrons, calyptraeoides, citrinus, 

 contarinii, cornutus, de haani, denotarisi, elongatus, forskahli, grauulatus, lesueuri, 

 limacoides, luniceps, mamiUatus, meckeli, mediterranei, membranaceus, montagui, 

 oblongus, oceani, ocellatus, patagonicus, perforatus, peroni, plumula, porosus, 

 punctatus, reticulatus, savii, scutatus, sideralis, sordidus, stellatus, testudinarius, 

 tuberculatus. 



Pleurocera acuta, gonula, quadrosa, verrucosa. 



Pleurocerus acutus, oblongus. 



Pleurocora alternans, explanata, gemmans, haueri, konincki, pailletteana, ramulosa. 



Pleurocrinus mucronatus. 



Pleuroctenium granulatum, minutum. 



Pleurodeles waltl. , 



Pleurodema bibroni, bufoninum, darwini, elegans. 



Pleurodictyon problematicum. 



Pleurodon miliaris, ovalis. 



Pleurodonta acutissima, cepa, granifera, josephinae, lamarcki, lapicida, leucoraa, soror. 



Pleurodonte inaequalis, isognomostomos, leucerna, lychnuchus, sinuatara. 



Pleurodus affinis, raukinei. 



Pleuromonas jaculans. 



Pleuromya aequistriata, alberti, alduini, alta, angusta, arenacea, crassa, decurtata, 

 donacina, elongata, galathea, gibbosa, glabra, gresslyi, mactroides, rausculoides, ovalis, 

 pholadina, radiatus, recurva, rostrata, rotundata, solenoides, striatula, tellina, 

 tenuistria, unioides, varians, ventricosa, voltzi. 



Pleuronectes albus, americanus, apoda, aquosus, aramaca, arel, argenteus, arnoglossus, 

 arsius, asper, barbatus, borealis, boscia, calimanda, chUarus, chrysopterus, cicatricosus, 

 citharus, commersoni, cristatus, cyclops, dentatus, diaphanus, erumei, fasciatus, 

 ferruginea, grohmanni, jerreus, laevis, lascaris, leotardi, lingula, lioderma, luscus, 

 luteus, maculatus, maculosus, maeoticus, mangUla, megastoma, melanogaster, 

 microcephalus, microchirus, microstomus, minutus, mollis, monochirus, nalaka, 

 nasuta, nauphala, nigricans, nigromanus, oblongus, orientalis, ornatus, pan, passarinus, 

 patarachia, pavoninus, peguza, pellucidus, pictus, pUosus, pinguis, plagusia, planus, 

 podas, poteus, quadridens, quadrituberculatus, quenseli, rhombeus, rondeleti, rotundus, 

 saxatilis, saxicola, scapha, sinensis, spinosus, striatopinnatus, surinamensis, theophilus, 

 triocellatus, tuberculatus, turbot, uniocellatus, uniporrus, variegatus, zentilis. 



Pleuronectia laevigata. 



Pleuronectites decussatus, disciformis, discites, discus, laevigatus, pusillus. 



Pleuronectoides snlea. 



Pleuronema crassa, marina. 



Pleuropachus costalis. 



Pleurophorus (Col.) altemans, caesus, elongatulus. 



Pleurophorus (L.) costatus. 



Pleurophyllidia lineata, neapolitana, undalata. 



Pleuropterus rufus, ternatensis, variegatus. 

 Pleuropus pellucidus. 



