800 



Pecten 



araneosus, aratus, arcellus, archiaciana, arcuata, areal is, arenicola, arenosus, arinus, 

 armigerus, armorican us, articulatus, asper, asperrimus, aspersus, asperulatus, 

 asperulus, asperus, astierianus, atavus, audouini, aurantiacus, aurantius, auristriatus, 

 australis, aviculatus, barbatus, barbesillensis, bathus, beauvoisi, beaveri, bellis, 

 benedictus, beraudi, besseri, beudanti, biaritzensis, bifid us, bifonnis, bifrons, bi- 

 squamosus, bistriatus, blainvilleus, boissyi, borealis, borlli, bouei, breviauritus, 

 brocchii, brongniarti, bruei, buchi, burdigalensis, byssifer, calvatus, calvus, calypso, 

 camill us, campaniensis, canalicula tus, cancella t us, carbonarius, carina tus, carteronian us, 

 cassianus, castor, cenomanensis, centralis, cephus, chiragra, cicatrisatus, cinctus, 

 cingendus, circularis, citrinus, c1athratus, c1intonius, coarctatus, coeIatus, cognatus, 

 collineus, comans, comatus, complanatus, complicatus, compositus, comptus, con- 

 cavum, concavus, concentrice::punctatus, concentrice::striatus, concentricus, concinnus, 

 conjux, conoideus, consimilis, conspersus, convexus, coquandianus, corallinoides, 

 corallinus, cornea, corneoIus, corneus, cortesi, coruscans, costangularis, costarius, 

 costatus, costulatus, cottaldinus, coyanus, crassicostatus, crassitesta, crassus, craticula, 

 crebricostatus, crenatus, crenu1atus, crescens, cretosus, crinitus, crisp us, cristatus, 

 cristularis, croceus, curvatus, cygnipes, danicus, darius, darwinianus, decemcostatus, 

 decemnarius, decemplicatus, decemradiatus, decheni, decipiens, decoratus, decussatus, 

 delesserti, deluci, demissus, dentatus, denticulatus, dentifer, deornatus, depilis, 

 depress us, deshayana, deshayesi, deshaysi, dextilis, diaphanus, digitalis, digitatum, 

 digitatus, disciformis, discites, discoloratum, discors, discrepans, dislocatus, dispalatus, 

 dispar, dissimilis, distans, distriatus, divaricatus, divers us, dolabriformis, doris, 

 dubius, dufrenoyi, dujardini, dumasi, duodecim::lamellatus, duplicatus, duplicicosta, 

 dutemplei, eboneus, eboreus, electrum, elegans, elimatus, elixatus, elliptic us, elongatus, 

 eolus, equivalvis, erebus, erythrocensis, esopus, espaillaci, exasperatus, excavatus, 

 excisus, exiguus, exilis, exoletus, exoticus, expansus, extensus, fabricii, facsimile, 

 faIax, fallax, fasciculatus, faujasi, fenestratus, fibrosus, filatus, fimbriatus, fittOlli, 

 flabellatus, fiabelliformis, flabellulum, flabellum, flagellatus, fiammeus, flavescens, 

 flavidulus, fiavus, flemingi, flexuosus, florens, floridus, foliaceus, forbesi, fragilis, 

 fragilissimus, fragosus, fraterculus, fuchsi, fuci, fulvicostatus, funiculatus, furtivus, 

 fuscopurpureus, fuscus, galliennei, galloprovincialis, geinitzianus, gemmatus, genis, 

 gentilis, gerardi, germanniae, gervilii, gibbosus, gibbus, gigantea, giganteus, girondinus, 

 glaber, glabratus, globosus, gloria::maris, goldfussi, gracilis, grandaevus, grandis, 

 granosus, granulifer, granulo::costatus, granulosus, gratissimus, gravesi, grayi, 

 greenIandicus, griseus, gryphaeatus, guttatus, halleanus, hardingi, hasbachi, hastatus, 

 haueri, hausmanni, bedonia, hehli, hemisphericus, herrmannseni, hexactes, hians, 

 hispidus, histrionic us, hoeninghausi, hofmallni, holbrooki, holgeri, hoskynsi, hum- 

 phreysi, hybridus, icelandicus, illawarensis, illegalis, imbricatus, imbrifer, immaculatus, 

 imperialis, inaequalis, inaequicostalis, inaequicostatus, inaequistriatus, inaequivalvis, 

 inca, incarinatus, incomparabilis, inconstans, incrassatus, incrustatus, incurvatus, 

 indicus, inflatus, inflexus, infumatus, innominatus, insularum, intercostatus, inter- 

 stitialis, interstriatus, intertextus, intextus, inversus, irradians, irregularis, isabella, 

 isabellae, islandicus, jacobaeoides, jamesoni, janus, japonicus, jeannoti, jeffersonius, 

 joannis, jonesi, josslingi, jugleri, jugosus, klipsteini, knockonniensis, kokcharofi, 

 laevi::costatus, laevigatus, laevis, lag anum, lamalii, lamarcki, lamellosus, laminata, 

 laminosa, landsburgi, langrunensis, laqueatus, latiauratus, laticostata, laticostatus, 

 latissimus, latus, laurenti, leiotis, leniusculus, lens, leonhardi, leopoliensis, lepidolaris, 

 lepidus, leymerii, lilli, limaeformis, limatus, lineato::costatus, lineatus, lineolaris, 

 lineolatus, linteatus, lischkei, livid us, lucid us, luciensis, lugdunensis, lunaris, lusitanicus, 

 luteus, lyelli, macassarensis, macgillivraii, macrotis, macrotus, mactatus, maculatus, 

 maculosus, madisonius, magellanicus, magnificus, major, makowi, maltonensis, 

 malvinae, mantellianus, marcus, margheritae, marginatus, marrotianus, martillianus, 

 marylandicus, matheronianus, matronensis, medius, megalotis, meleagrinoides, 

 mellevillei, membranaceus, membranosus, menkei, micans, michauxi, micheloti, 

 micropleura, micropterus, midas, mille cateniferus, milleri, minerva, miniaceus, 

 miniatus, minutus, mirabilis, miscellus, mitis, modestus, moniliferus, monotimeris, 

 monspelicensis, mortoni, mosae, muensteri, multi carinatus, multicostatus, multi- 

 radiatus, multistriatus, mundus, murchisoni, muricatus, muscosus, mustellinus, 



