I M.: 



PAOI. 



H\ait. I'.nii. MU-. Comp. /<.,!., 



ivmiippi (Octopus), Verany, Ce"ph, M.-.iit.. :;<>. t. n, r. d. f, IH.Y.J.. m 

 Derooeraa, Hyatt. Hull. Mas. Comp. Zool., i, 81 . . . , 



De>\ Juliana ( Se |.i. .lit i, < ,ci va is a lid V . I'.eiieden. I'.illl. Acad. Unix., 



\, ' S. >ei>iola. I, inn. 



I>ict\ :ch\\ald. Leth. Ron., i, r,T>3, t. 48, f. 12. Ortho- 







Didymites, Mojsia, Aih. <;]. Ucidis., \-i 240 



Didynamus (Octopus), Uat'. I'm-is Dccom. Somiol., -js, isi \ 

 I>inotcuihi>, More. Zooio-ist. 152U, is;r. f Ommaatrephes, d'Orb. 



Diploccra-. ( oiirad (uouSalter), 1*11. Kndoceras. 



Diploreras, Saltrr. = TrctociM-as. 



Diplyrhorrras, (JaMi. i al. Calif., ii, 143, 1869. S. G. of Ptycho- 



ceras. r<)rl . 219 



Discites, MrCoy. Carl>. Ko.ss. I rol. = ?S. G. of Nautilus 216 



I>ix.,,,Ma>. Agassiz. H\at<, Hull. Mus. Comp. Zool.. i, 76 227 



Di-.-orcra-, Ilarrandc. 1SCT 213 



lorua, Hall. 1'al. N. Y., is.l-j. = ? Huronia. 

 I)iM-o^i-M|.hit'>. Mri-k. HaydiMi's L 3d Annual Kept. U.S. Geol. Sur- 



\-y '1 n r. > ,".)7. 1S72. = S. G. of Scaphites. Parkinson 221 



Discus, Kin jr. Ann. Maj;. N. Hist., xiv. 274, 1844. = Nautilus L. 

 DIM-US Kin;;. Meek and Worthen Proc. Philad. Acad., 469, 1860. 



= Trematodiscofl ISIeek and Worlhcu. 

 Dispar (Argonauta) Conrad. Jour. .V. N. S., Philad., 2d ser. ii. 



:::;.. I ^>l. = A. Owenii. Ads. and Reeve 137 



Disbar (Rossia) I{iii)jK'll (s]>.). Giorn. Gab. Messina, xxvi. 1845 162 



Dorensis (Sepioteuthis), Fer. et Orb. Ceph. Sepioteu.. t. 3; f. 3, 



1833. = S. (Juiucusis <,)uoy and Gaim. 



Dosidirus. Steenstmp. Vidensk. Meddel. Copenh.. 120, 1856 106. 175 



Dubia (Loligopsis), Ratbke. Mt'm. Acad. St. Petersb. ii, 148, t. 1, f. 



1(). 17. ISIM. ==. L. o-uttata. Grant. 

 Dubius (Tremoctopus). Souleyet. Voy. Bonite, ii, 15, t. 1. f. 10-14, 



l *:>,' 131 



I)uuiniori (Onychoteutbis), Orb. Ceph. Onych., t. 13. 1839 169 



Duvaucelii (Loligo), Fer. et Orb. Ceph. Calmars, t. 14. t. 20, f. 6- 



16, ISM 144 



Dux (Avehiteuthis), Steenstrup. Spolia Atlantica, t. 3, 4, 1857. = 

 ? A. Titan, Steenstrup 76, 77, 186 



Eblanae (Ommastivplu-s), Ball. Proc. Roy. Irish Acad., 1939. = O. 



ittatus Lam. 

 Echioi eras I'.ayle. Jour, de Conchyl.. 3d ser.. xix, 34, 1879. = 



()]hioc;ras, Hyatt. 



K-lais M'hiloucxis), Orb. Voy. Amer. Merid., 20, t. 1, f. 14. is. 

 ( 'ranrliia. scahra. Leach. 



Klrdonr, Leach. Zool. Misc.. iii. 137, 1817 10} 138 



Klc-aus fSi-pia;, Hlainvilh'. Vcrauy, Ceph. Meclit,. t. 2(>, f. a-c. 

 ' >rliunyaua. Fer. 



Began* (Sepia). Orb. Tabl. Meth. Seiches, t. s f. l 5, 1S26. = S. 



ru|ellaria Orb. 

 (Slogans (Thysanoteuthis), Troschel. Archiv. fiir Xatur-;., i, 7-t. t. 



4, f. 10. 11, 1857 157 



Ellipaoptera (Loligopeia), Adams and Reeve, /ool. Samaraim, 2. t. 



1, f. 1, 1S50 ... lt;:1 



Elongata (Sepia;, F. i . ct o r b. Ceph. Seiches, t. 24, f. 7-10, 1839... 1H5 

 Emmakina (Loligo), Cray. B. M. Cat., 71, 1849 14:} 



