POLYPI. 



56 



antennarius, see Climacograptus anten- 

 narius. 



arcuatus, Hall, 1865, Can. Org. Rem., 

 Decade 2, Quebec Gr. [Sig. bent, bow- 

 shaped.] 



helmontensis, White, conditional name. 



bicornis, see Climacograptus bicornis. 



bifidus, Hall, 18' 8, Can. Nat. & Geo., vol. 

 3, Quebec Gr. [Ety. bis, twice; fidi, 

 to split.] 



bigsbyi. Hall, 1865, Can. Org. Rem., Decade 



2, Quebec Gr. [Ety. proper name.] 

 bryonoides, Hall, ]858,Rep. of Progr.Can. 



Sur., Quebec Gr. [Sig. like moss.] 

 Same species called Fucoides serra, 

 Brongiart, 1828,Veg. Foss., vol. 1. See 

 Tetragraptus bi^onoides. 



caduceus, see Didymograptus caduceus. 



clintonensis, Hall, 1843, Geo. Rep., 4th 

 Dist. N. Y., Clinton Gr. [Ety. proper 

 name.] 



constrictus. Hall, 1865, Can. Or^. Rem., 

 Decade 2, Quebec Gr. [Sig. con- 

 stricted.] 



crucifer. Hall, 1858, Rep. of Progr. Can. 

 Sur., Quebec Gr. [Sig. the cross- 

 bearer.] 



dentatus, Emmons, 1842, Geo. Rep. N. Y., 

 Utica slate. [Sig. toothed.] This may 

 be Fucoides dentatus of Brongiart. 



denticulatus. Hall, 1858, Rep. of Progr. 

 Can. Sur., Quebec Gr. [Sig. small- 

 toothed.] 



divaricatus, Hall, 1859, Pal. N. Y., vol. 



3, Hud. Riv. Gr. [Sig. wide apart.] 

 See Dicranograptus divaricatus. 



divergens. Hall, 1859, Pal. N. Y., vol. 3, 



Hud. Riv. Gr. [Sig. to extend from a 



point in different directions.] 

 emiformis, see Retiolites ensiformis. 

 extensus. Hall, 1858, Rep. of Progr. Can. 



Sur., Quebec Gr. [Sig. extended.] 

 extenuatus. Hall, 1865, Can. Org. Rem. 



Decade 2, Quebec Gr. [Sig. thinned 



away.] 

 flaccidus, Hall, 1865, Can. Org. Rem. De- 

 cade 2, Utica shales. [Sig. withered.] 

 flexilis. Hall, 1858, Rep. of Progr. Can. 



Sur., Quebec Gr. [Sig. pliant, flexible.] 



See Chonograptus flexilis. 

 foliacens, see Diplograptus foliaceus. 

 folium, (?) see Diplograptus folium, 

 fruticosus, -Hall, 1858, Rep. of Progr., 



Quebec Gr. [Sig. bushy.] 

 furcatus, Hall, 1847, Pal. N. Y., vol. 1, 



Hud. Riv. Gr. [Sig. forked.] See 



Dicranograptus furcatus. 

 gracilis. Hall, 1847, Pal. N. Y., vol. 1, 



Hud. Riv. Gr. [Sig. slender.] 

 haUianus, see Dendrograptus hallianus. 

 headi. Hall, 1858, Rep. of Progr. Sur. 



Can., Quebec Gr. [Ety. proper name.] 

 hiipniformis, see Diplograptus hypni- 



formis. 

 indentus. Hall, 1858, Rep. of Prog. Can. 



Sur., Quebec Gr. [Sig. indented.] 

 Ifevis, Hall, 1847, Pal. N. Y., vol. 1, Hud. 



Riv. Gr. [Sig. smooth.] 



logani. Hall, 1858, Rep. of Progr. Can. 



Sur,, Quebec Gr. [Ety. proper name.] 

 marcidm, see Diplograptus marcidus. 

 milesi. Hall, 1861, Geo. Rep. Vermont, 



Quebec Gr. [Ety. proper name.] 

 mucronatus, see Diplograptus mucronatus. 

 multifasciatus. Hall, 1865, Decade 2, Can. 



Org. Rem., Hud. Riv. Gr. [Sig. many 



swathed or banded.] 

 nitidus. Hall, 1858, Rep. of Progr. Can. 



Sur., Quebec Gr. [Sig. neat.] 

 octobrachiatus. Hall, 1858, Rep. of Progr. 



Can. Sur., Quebec Gr. [Sig. having 



eight arms.] 

 octonarius. Hall, 1858, liep. of Progr. 



Can. Sur., Quebec Gr. [Sig. belonging 



to the number eight.] 

 patulus. Hall, 1858, Rep. of Progr. Can. 



Sur., Quebec Gr. [Sig. spread out.] 

 pennatulus. Hall, 1865, Can. Org. Rem., 



Decade 2, Quebec Gr. [Sig. having 



small wings.] 

 peosta, see Diplograptus peosta. 

 pristis, see Diplograptus pristis. 

 putillm, see Diplograptus putillus. 

 pristiniformis, see Diplograptus pristini- 



formis. 

 quadribrachiatus. Hall, 1858, Rep. of 



Progr. Sur. Can,, Quebec Gr. [Sig. 



having four arms.] See Tetragraptus 



quadribrachiatus. ] 

 quadrimucronatus. Hall, 1865, Can. Org. 



Rem,, Decade 2, Utica shales. [Sig. 



having four sharp points or spines.] 

 ramosus, see Dicranograptus ramosus. 

 ramulus. Hall, 1865, Can. Org. Rem. De- 

 cade 2, Quebec Gr. [Sig. a little 



branch.] 

 ramulus, White, 1874, Rep. Invertebrate 



Foss., Trenton Gr. This name was 



preoccupied by Hall in 1865. 

 richardsoni, Hall, 1865, Can. Org. Rem., 



Decade 2, Quebec Gr. [Ety. proper 



name.] 

 rigidus, see Chonograptus rigidus. 

 sealaris, Linnaeus as identified by Van- 



uxem, 1842, Geo. Rep. 3rd Dist.N. Y., 



Utica slate. [Sig. a ladder.] 

 secalinus, see Diplograptus secalinus. 

 serratulus, Hall, 1847, Pal. N. Y., vol. 1, 

 Hud. Riv. Gr. [Sig. like a small saw.] 

 Sagittarius, Hisinger, 1837, (Prionotus 

 Sagittarius) Leth. Suec. Supp., Hud. 

 Riv. Gr. [Sig. an archer.] 

 sextans, see Dicranograptus sextans.] 

 similis. Hall, 1865, Can. Org. Rem., De- 

 cade 2, Quebec Gr. [Sig. like in 

 aspect.] 

 spinulosus, see Diplograptus spinulosus. 

 teiitaculatus, see Retiograptus tentaculatus. 

 tenuis, (?) Portlock, 1843, Geo. Rep. Lon- 

 donderry, Hud. Riv.Gr. [Sig. slender.] 

 tenuis. Hall. This name was preoccupied 



by Portlock, in 1843. 

 venosus, see Retiolites venosus. 

 whitfiddi, see Diplograptus whitfieldi. 



