WRITINGS OF F. B MEEK. 105 



.^•. . Page. 

 Dibranchiata. 



Belem nitida: 



Belemnitella, d'Orbigny, 1840 601-503 



B. bullosa, M. & II., 185G, pi. xxxiii, figs. 1 a-e 504 



Teuthidce. 



PkylloteuthU, M. &H.,18G0 50.5 



P.siihovata,M.. <fc H., 1860. pi xxxiii, fig. 3 505-506 



Articulata. 

 Annulata. 

 Tubicola. 

 Serpulidce. 



Serpula, Linnaius, 1758 506-507 



<S. ? tenuicarinata, M. & H., 1857, pi. vi, fig. 1 507-508 



SPECIES OF THE FRESH AXD BRACKISH WATER LIGNITE BEDS. 



Mollugca. 

 Lamellibranchiata. 

 Monomyaria. 

 OstreidoB. 



Octrea, Linn*us 509 



O. gubtrigonalis, E. & S. ? 1857, pi xl, figs. 1 a-d 510 



Dimyaria. 

 Uniotiidce. 



Frtio, Ketziu.s 1788 511-515 



Bariosta, Kaf., 1820 (=Potarnida, Swainson) 513 



Naidea, Swainson, 1840 514 



Obovaria, Rat'., 1819 (—Rhipidodonta, Morch) 514 



iVioBa, Swaiuson, 1837 ^ 514 



Hyridella, Swajusou 514 



LavipsUin, Uaf., 1820 { = TruhciUa, Pleurobema, Syntoxia, Sealenaria, aud 



Plar/iola, Itaf. : C'renodonta, Schliit. ; JEglia, Swainson) 514 



Canthyria, Swaiu.son, 1840 514 



Iridea, Swainson, 1840 ( = Tritigonia and Orthonymus, Agassiz) 514 



Rotiindaria,B.a,{., lS2i) {—Cyprogenia, Agassiz) 514 



Quadrula, lia,t'., 0^20 ( = Thelidenna, S-wa^'mson) 514 



Diplodon, Spix, 1827 ( = Cucumaria. Conrad, and iVaia, Swainson) 514 



D2/«/iom)/a, Agassiz, 1852 514 



Metaptera, Kaf., 1820 { = Proptera, Raf , aud Lymnadia a,nd Megadomus, Swain- 

 son) 515 



U. prisciu: M. & H., 1856, pi xliii, tigs. 8 a-d 516-517 



U. dance, M. & H., 1857, pi. xli, figs. 3 a-c 517-518 



U. subii2}atulatus, M. & H., 1857, pi xli, figs. 1 a, 6 518-519 



U. deweyanun. M. & H., 18.57, pi xli, tigs. 2 a-c d19 



Cyrenidfv. 



Corbicula, MiiLIIeldt 520 



a cytherxfurwU, M. & H., 1860, pi. xl figs. 5 a-c 520-521 



G. oceidentnlUt, M. & H., 1856, pi xl, figs. 6 a-c 521-522 



(7. ne6/a«c<?nsi«, M. & H., I860, pllxiii, figs. 2 a, 6 (not 2 c) 522 



Subgenus Leptesthes 523 



C. (.Leptetiikes) subelliptica,'}il.&.n.,'\i<:^6,p].xhu,{igs.9a-c 523-524 



C. (Leptesthes) subelliptica var. mureaue.nsU, pi xliii, figs. 1 a,b and 2 c 524 



fSpftaTiMWi, Scopoli, 1777 525 



/S planum, M. <fc H., 1 860, pi xliii, figs. 6 a, 6 526 



S./ormowjH. M. & H., 1860, pi xliii, fijis. 4 o-c 526-527 



S. subellipticum, M. & H., 1860. pi xliii, figs, o a,b 527 



5. recticardinale, M. &. H , 1860, pi. xliii, figs. 3 a,b 527-528 



Corbiilidm. 



Corbi'Za, Biaguiere 528 



Fachyodon.Qa.hb , 528 



C. (Pachyodon) mactriforiids, M. &, H., 1856, pi xliii, figs. 7 a-^ 528-529 



O. {Pachyodon) subtrigonalis, M. & H., 1856, pi xl, figs. 3 o, & 529-530 



C. (Pachyodon) perundafa, M. & H., 1856, pi xl, figs. 4 a-d 530-531 



Gasteropoda. 

 Pulinonata. 

 LimncndcK. 



Limncea, Lamarck, 1799 531-533 



Radix. Mouifort, ISiO (=(h'.lnaria, Leach) 532 



