CEPHALOPODA. 



305 



CLASS CEPHALOPODA. 



Actixoceras beaudaxti, Cast'enau, 1843, 

 .systeme Silurien, Niagara Gr. [Ety. 

 proper name.] 



beaumonti, Castlenau, 1S43, Systeme Si- 

 lurien, Niagara Gr. [Ety. proper 

 name.] 

 blainvillei, Castelnau, 1843, Systeme Si- 

 lurien, Hud.Kiv. Gr.(?) [Ety. proper 

 name.] 

 cordieri, Castelnau, 1843, Systeme Silu- 

 rien, Hud. Riv. Gr. (?) [Ety. proper 

 name.] 

 deshayesi, Castelnau, 1843, Systeme Silu- 

 rien, Hud. Riv. Gr. ( '?) [Ety. proper 

 name.] 



dufresnoyi, Castelnau, 1843, Systeme Si- 

 lurien, Niagara Gr. [Ety. proper 

 name. 

 Ammonites bellicosus. Morton. 1836, Am. 

 Jour. Sci. and Arts, vol. 29, Coal 

 lleas. Not recognized. 



colubreUus, see Goniatites colubrellus.. 



hildrethi, see Goniatites hildrethi. 

 Bactrites, Sandberger, 1841, Leonh. u. 

 Bronn's Jabrb. [Ety. baktron, a staff.] 



clavus, Hall, 1879, Pal. N.Y., vol. 5, 

 Ham. Gr. [Sig. a spike.] 

 Beatriceo. should be referred to the sponges. 

 Colpoceras clarkei. Wetherby, 1881, Jour, 

 tin Soc. Nat. Hist., vol 4, Trenton 

 Gr. [Ety. proper name.] 

 Cyrtoceras absens, refer to Gomphoceras 

 absens. 



aemulum. Hall, 1879, Pal. N. Y., vol. 5, 

 Up. Held. Gr [Sig. emulous.] 



alternatum, Hall. 1879, Pal. N. Y., vol. 

 5, Marcellus Shale. [Sig. changed 

 by turns] Proposed instead of C. 

 undulatum of Hall. 



amnion, Billings, 1861, Can. Jour., vol. 6, 

 Corniferous limestone. [Ety. mytho- 

 logical name.] 



amoenum, S. A. Miller, 1878. Jour. Cin. 

 .Soc. Nat. Hist., vol. 1, Hud. Riv. Gr. 

 [Sig. welcome.] 



annulatum, Hall, see C. subannulatum. 



arcuatum, Hall, see C. subarcuatum. 



aristides is a proper name instead of 

 mythological. 



bannisteri, Winchell & Marcy, see 

 Trochocei'as bannisteri. 



belus, Billings, 1861, Can. Jour , vol. 6, 

 Corniferous Gr. [Ety. proper name.] 



beta is Gomphocer s beta. 



cancellation. Hall, see ('. subcancellatum. 



cessator. Hall & Whitfield, 1877, U. S. 

 Expl. Exped , 40th parallel, Coal 

 Meas. [Sig a loiterer.] 



citum, Hall, 1879. Pal. N. Y., vol. 5, 

 Up. Held. Gr. [Sig. speedy.] 



clavatum, refer to Gompboeeras clavatum. 



conoidale, Wetherby, 1881, Jour. Cin. 

 Soc. Nat Hist,, vol. 4, Hud. Riv, Gr. 

 [-ig. conoidal.] 



Cyrtoceras conradi, Hall, is Gomphoceras 

 conr di. 



corniculum, Hall, see C. tenuistriatum. 



cretaceum, Whitfield, 1882, Desc. New- 

 Spec . Foss. from Ohio, Up. Held. 

 Gr. [Sig. chalky.] 



densum, Hall, 1879, Pal. N. Y., vol. 5, 

 Ham. Gr. [Sig. thick J 



formosum, Hall, 1879, Pal. NY., vol. 5, 

 Ham. Gr. [Sig. beautiful.] 



gibbosum, Hall, is a syn. for Gomphocer- 

 as oviforme. 



hallanum instead of C. lamellosum, Hall. 



hector, Hall, 1879, Pal. N. Y., vol. 5, 

 Up. Chemung Gr. [Ety. proper 

 name.] 



infundibulum, Whitfield, 1880, Ann. 

 Rep. Geo. Sur. Wis., Niagara Gr. 

 [Sig. a funnel.] 



irregulare, Wetherby, 1881, Jour. Cin. 

 Soc. Nat. Hist., vol. 4, Hud. Riv. Gr. 

 [Sig. irregular.] 



jason, refer to Gyroceras jason. 



niarkcei, Castelnau. 1843, Systeme Sil- 

 urien, Trenton Gr. ( ?) [Ety. proper 

 name.] 



olenus, Hall, in the addenda to the 1st 

 edition of this work, may be stricken 

 out as the species is now referred 

 to Trochoceras. 



orion, Hall, refer to Trochoceras orion. 



planidorsatum, Whitfield, 1880. Ann. 

 Rep. Geo. Sur. Wis., Trenton Gr. 

 [Sig. having a level back.] 



rectum, Whitfield, 1880, Ann. Rep. Geo. 

 Sur. Wis., Niagara Gr. [Sig. straight.] 



saccuhts, Meek and Worthen, refer to 

 Gomphoceras sacculus. 



unicorne is from the Marshall or Kinder- 

 hook Gr. 

 Discites ammonis, Hall, 1879, Pal. NY., 

 vol. 5, Up. Held. Gr. [Sig of Amnion.] 



inopinatus, Hall, 1879, Pal. N.Y., vol. 5, 

 Up. Held. Gr. [Sig. unexpected.] 



marcellensis instead of Nautilus marcell- 

 ensis. 

 Endoceras bristolense, S. A. Miller, 1882, 

 Jour. Cin. Soc. Nat. Hist., vol. 5, 

 Hud. Riv. Gr. [Ety. proper name.] 



egani, S. A. Miller. 188*2, Jour. Cin. Soc. 

 Nat. Hist., vol. 5, Hud. Riv. Gr. [Ety. 

 proper name.] 



inaequabile, S. A. Miller, 1882, Jour. 

 Cin. Soc. Nat. Hist., vol. 5, Hud. 

 Riv. Gr. [Sig. unequal.] 



lamarcki, Billings, instead of Orthoceras 

 lamareki. 



moutrealense, Billings, instead of Ortho- 

 ceras montrealense. 



subannulatum, Whitfield, 1880, Ann. 



Rep. Geo. Sur. Wis., Trenton Gr. 



[Sig. somewhat annulated.] 



Gomphoceras abruptum, Hall, 1879, Pal. 



X.Y., vol. 5, Ham. Gr. [s*Ig abrupt.] 



