222 



CRUSTACEA. 



missouriensis, Shumard, 1858, Trans. St. 



Louis Acad. Sci., Coal Meas. [Ety. 



proper name.] 

 omata, Hall, 1876, Illust. Devonian Foss., 



Ham. Gr. The name was preoccupied 



by Portlock in 1843. See P. coronata. 

 perannulata, Shumard, 1858, Trans. St. 



Louis Acad. Sci., Permian Gr. [Sig. 



very annulated.] 

 portlocki. Meek & Worthen, 1865, Proc. 



Acad. Nat. Sci., Keokuk Gr. [Ety. 



proper name.] 

 rockfordensis, Winchell, 1865, Proc. Acad. 



Nat. Sci., Kinderhook (?) Gr. [Ety. 



proper name.] 

 sangamonensis, ileek & Worthen, 1865, 



Proc. Acad. Nat. Sci., Coal Meas. 



[Ety. proper name.] 

 scitula. Meek & Worthen, 1865, Proc. 



Acad. Nat. Sci., Coal Meas. [Sig. 



pretty.] 

 stevensoni. Meek, 1871, Reg. Rep. Uni- 

 versity W. Va., Chester Gr. [Ety. 



proper name.] 

 vindobonensis, Hartt, 1868, Acad. Geol., 



Carboniferous. [Ety. proper name.] 

 PiUolites, Cozzens, 1848. Not sufficiently de- 

 fined to be identified. 

 ohiuensis, Cozzens, 1848. Not sufficiently 



defined to be identified, but probably 



the fragment of a Dalmanites. 

 Platynotus, syn. for Lichas. 

 boltoni, see Lichas boltoni. 

 trentonmfis, see Lichas trentonensis. 

 Plumulites, Barrande. [Ety. plumula, a 



feather; lithos, Btone.1 

 jamesi. Hall & Whitfield, 1875, Pal. Ohio, 



vol. 2. [Ety. proper name.] 

 Primitia, Jones, 1865, Ann. &. Mag. Nat. 



Hist., 3rd series, vol. 16. A subgenus 



of Beyrichia, founded upon B. logani 



and Cylheropsis concinaa. 

 Proetus, Steininger, 1830, Bemerkungen 



uber die Yersteinerungen welche im 



Uebergangs-Gebirge der Eifel. [Ety. 



mythological name.] 

 alaricus, Billings, 1860, Can. Nat. & Geo., 



vol. 5, Hud. Riv. Gr. [Sig. winged.] 

 angustifrons, Hall, 1861, 15th Reg. Rep. 



N. Y., Schoharie grit. [Sig. having a 



front.] 

 / ' auriculatus. Hall, 1861, 15th Reg. Rep. 



N. y., Chemung Gr-. [Sig. eared.] 

 canaliculatus. Hall, 1861, loth Reg. Rep. 



N. Y,, Up. Held. Gr. [Sig. channeled.] 

 clarus. Hall, 1861, 15th Reg. Rep. N. Y., 



Up. Held. Gr. [Sig. clear, manifest.] 

 conradi. Hall, 1861, loth Reg. Rep. N. Y., 



Schoharie grit. [Ety. proper name.] 

 corycoeus, Conrad, 1842, (Asaphus cory- 



coeus) Jour. Acad. Nat. Sci., vol. 8, 



Niagara Gr. [Ety. proper name.] 

 crassimarginatus. Hall, 1843, (Calymene 



crassimarginata) Geo. Rep. 4th Dist. 



N. Y., Corniferous Gr. [Sig. thick- 

 margined.] 

 / i, doris, Hall, 1860, 13th Reg. Rep. N. Y., 



-Ham. Gr. [Ety. mythological name.] 



ellipticus. Meek & Worthen, 1865, Proc. 



Acad. Nat. Sci., Kinderhook Gr. [Sig. 



elliptical.] 

 haldemani. Hall, 1861, 15th Reg. Rep. N. 



Y., Ham. Gr. [Ety. proper name.] 

 hesione. Hall, 1861, 15th Reg. Rep. N.Y., 



Schoharie grit. [Ety. mythological 



name.] 

 longicaudus. Hall, 1861, 15th Reg. Rep. 



N. Y., Ham. Gr. [Sig. long-tailed.] 

 macrocephalus. Hall, 1861, 15th Reg.Rep. 



N. Y., Ham. Gr. [Sig. long-headed.] 

 marginalis, Conrad, 1839, (Calymene 



marginalia) Ann. Geo. Rep. N. Y., 



TuUy limestone. [Sig. margined.] 

 missouriensis, Shumard, 1855, Geo. Rep. 



Mo., Low. Carb. [Ety. proper name.] 

 occidens, Hall, 1861, 15th Reg. Rep. N. 



Y., Ham. Gr. [Sig. western.] 

 parviusculus, Hall, 1866, Pamphlet, 



Cin'ti Gr. [Sig. very small.] 

 phocion, Billings, 1874, Pal. Foss., vol. 2, 



Devonian. [Ety. proper name.] 

 planimarginatus, Meek, 1871, Proc. Acad. 



Nat. Sci. Phil., Corniferous Gr. [Sig. 



flat-margined.] 

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



3, Low. Held. Gr. [Sig. protuberant.] 

 prouti, Shumard, 1863, Trans. St. Louis 



Acad. Sci., Ham. Gr. [Ety. proper 



name.] 

 rowii, Green, 1838, (Calymene rowii) Am. 



Jour. Sci., vol. 38, Ham Gr. [Ety. 



proper name.] 

 spurlocki. Meek, 1872, Am. Jour. Sci., 



3rd series, vol. 3, Cin'ti Gr. [Ety. 



proper name.] 

 stokesi, jNIurchison, 1839, (Asaphus 



stokesii) Sil. Syst., Niagara Gr. [Ety. 



proper name.] 

 /3. swallovi, Shumard, 1855, Geo. Rep. Mo., 

 -Chemunrg Gr. [Etv. proper name.] 

 verneuili. Hall, 1861," 15th Reg. Rep. N. 



Y., Up. Held. Gr. [Ety. proper name.] 

 Protichnites, Owen, 1852, Jour. Geo. Soc, 



vol. 8. [Ety. proios, first ; ichnos, foot- 

 print or track ; lithos, stone.] 

 acadicus, Dawson, 1863, Am. Jour. Sci. 



& Arts, 3rd ser., vol. 5, Coal Meas. 



[Ety. proper name.] 

 alternans, Owen, 1852, Jour. Geo. Soc, 



vol. 8, Quebec Gr. [Sig. alternating.] 

 carbonarius, Dawson, 1863, Am. Jour. 



Sci. & Arts, 3rd ser., vol. 5, Coal Meas. 



[Sig. pertaining to coal.] 

 latus, Owen, 1852, Jour. Geo. Soc, vol. 8, 



Quebec Gr. [Sig. wide.] 

 lineatus, Owen, 1852, Jour. Geo. Soc, vol. 



8, Quebec Gr. [Sig. lined.] 

 logananus, ]\Iarsh, 1869, Am. Jour. Sci. 



& Arts, 2d ser., vol. 48, Potsdam Gr. 



[Ety. pnjper name.] 

 multinotatus, Owen, 1852, Jour. Geo. Soc, 



vol. 8, Quebec Gr. [Sig. many marks 



or tracks.] 

 octo-notatus, Owen, 1852, Jour. Geo. Soc, 



vol. 8, Quebec Gr. [Sig. having eight 



marks or tracks.] 



