REFERENCE TO PLATES. 



207 



FIGURES. PLATES. SPECIES. PAOB 



355-7 26 Tellina brevifrons, Say 149 



358-9 25 decora, Say l.V) 



860 26 lusoria, Say 1.10 



361 26 versicolor, Cozzens 150 



362-3 26 Strigilla carnaria, Linn 151 



364-5 26 flexuosa, Say 151 



366 26 mera, Say 151 



367 26 Macoma balthica, Linn 151 



3f>8 26 calcarea, Cheran 152 



369 26 subrosea, Conr 152 



370 26 tenuis, Da Costa 152 



371-3 26 Tellidora lunulata, Holmes 153 



374-5 26 Gastranella tumida, Verrill 153 



376-7 27 Donax fossor, S*y 153 



378-9 27 variabilis, Say 154 



3SO-1 27 Abra sequalis, Say 154 



382 27 Semele orbiculata, Say 154 



3S3 27 radiata,Say 154 



384 27 Cumicgia tellinoides, Conr 155 



385-6 27 Ceronia arctata, Conr 156 



387 27 deaurata, Turt 116 



3SS-90 27-28 Mercenaria mercenaria, Dinn 158 



391-2 27-28 mortoni, Conr 158 



393 28 Gemma gemma, Totten 159 



394 28 Manhattens-is, Prime 159 



395 29 Chione cingenda, Dillw 1">9 



396 29 Callista gigantea, Cheinn 10 



397 29 maculata, Linn ItiO 



398 29 Sayana. Conr 160 



399 30 Dosinia discus, Reeve 161 



2g I Tapes fluctuosa, Gould 161 



402-3 30 Petricola pholadiformis, Lam 162 



ijjj Cyprina Islandica, Linn 162 



407 30 Astarte borealis, Chemn 163 



408-10 30 castanea, Say 1 



411 30 compressa , Mont 1 



412-15 31 depressa, Brown 1 



416-17 31 quadrans, Gld 1 



418 32 lutea, Perkins 165 



419-20 32 sulcata, Da Costa 1 



421 32 Gouldia mactracia, Linn 1 



422 32 Carditaborealip, Conr 1 



423 32 Novaugliaj, Morse 1 



421-5 32 tridentata, Say 167 



426 32 Lucina filosa, Stm ] 



dentata, Wood 1"9 



428 33 tigerina, Linn j 



429 32 edentula, Linn | 



430 32 Cryptodon Gouldii, Phil W 



431 32 obesu, Verril 



432 32 Kellia planulata, Stm j 



433-35 32 suborbicularis, Montague "I 



436-7 33 PeriplomaLeana Conr l- 



438-9 33 Turtonia nitida, Verrill * 



440 33 Montacuta elevata, Stm **J 



441 33 Gouldi, Thomson |7* 



442-4 33 Lepton fabagella, Conr * 



445 34 Cardium isocardia, Linn :}'* 



446-7 33 muricatum, Linn *'* 



448 33 elegantulum, Beck J 



449 35 maguuro, Born * 



450 33 pinnulatnm, Conr ** 



451_ 2 34 Iblaudicum, Linn fj> 



34 Lffivicardiumserraiurn,Linn " 



A^J Mortoni, Conr "g 



458 34 Serripes Groenlaudicus, Chemn 178 



459-62-3 35 Chama arcinella Linn 



460 35 macrophylla, Chemn "' 



461 35 Lepton lepidum, Beck 



464 36 Area now, Linn... 1?g 



465 36 trausversa, Say 179 



466 36 pexata,Say. , 7g 



467-8 36 ponderosa, Say 17S 



469 36 lienosa, Say 



