CRUSTACEA. 



213 



Calymene, Brongniart, 1822, Hist. Nat. 

 Crust. Foss. [Ety. kekalymenos, con- 

 cealed.] 



anchiaps, see Dalmanites, anchiops. 



becki, see Triarthrus becki, 



blumenbachi, Brongniart, 1822, Hist. Nat. 

 Crust. Foss., Niagara Gr. [Ety. proper 

 name.] 



bucklandi, syn. for Ceraurus pleurexan- 

 thenius. 



hufo, see Phacops bufo. 



callicephala. Green, 1832, Monograph 

 Trilobites, Cin'ti Gr. [Sig. beautiful 

 head.] 



canierata, Conrad, 1842, Jour. Acad. Nat. 

 Sci., vol. 8, Coralline limestone. [Sig. 

 arched.] 



christyi, Hall, 1860, 13th Reg. Rep. N.Y., 

 Cin'ti Gr. [Ety. proper name.] 



clintoni, Vanuxeni, (Hemicrypturus clin- 

 toni) Geo. Rep. 3rd Dist. N. Y., Clin- 

 ton Gr. [Ety. proper name.] 



crassimarginata, see Prcetus crassimargi- 

 natus. 



mammillata. Hall, 1861, Geo. Rep. Wis., 

 Trenton Gr. [Sig. covered with nip- 

 ples.] 



marginalis, see Proetus marginalis. 



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

 Trenton Gr. [Sig. having many ribs.] 



niagarensis, Hall, 1843, Geo. Rep. 4th Dist. 

 N. Y., Niagara Gr. [Ety. proper 

 name.] This is the American variety 

 of C. blumenbachi. 



nupera, see Phacops nuperus. 



odontocephala, syn. for Dalmanites selenu- 

 rus. 



pMyctainodes, see Arges phlyctainodes. 



platys, Green, 1832, Monograph of Trilo- 

 bites, Schoharie grit. [Sig. broad.] 



roivii, see Proetus rovvii. 



rugosa, Shumard, 1855, Geo. Rep. Mo., 

 Low. Held. Gr. [Sig. wrinkled.] 



8enaria, Conrad, 1841, Ann. Rep. N. Y., 

 Trenton & Hud. Riv. Gr. [Sig. is 

 said to be in allusion to six tubercles 

 on the buckler, but the application is 

 not evident.] It is a syn. for C. calli- 

 cephala. 



spinifera. Not defined. 



trisulcata. Hall, 1843, Geo. Rep. 4th Dist. 

 N. Y., Clinton Gr. [Sig. three-fur- 

 rowed.] 

 Ceratiocaris, McCoy, 1849, Ann. & Mag. 

 Nat. Hist., 2d ser., vol. 4. [Ety. kera- 

 tion, a pod ; karis, shrimp.] 



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

 Waterlime Gr. [Sig. armed with 

 sharp points.] 



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

 3, Waterlime Gr. [Sig. sharp-pointed.] 



armata. Hall, 1863, 16th Reg. Rep. N. 

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



bradleyi, Meek, 1872, Proc. Acad. Nat. 

 Sci. Phil., Low. Carb. [Ety. proper 

 name.] 



deweyi, Hall, 1859, (Onchus deweyi) Pal. 

 N. Y., vol. 2, Niagara Gr. [Ety. 

 proper name.] 



elytroides. Meek, 1872, Proc. Acad. Nat. 

 Sci. Phil., IjOw. Carb. [Sig. like the 

 elytra of IBeetles.] 



longicauda. Hall, 1863, 16th Reg. Rep. 

 N. Y., Genesee slate. [Sig. long- 

 tailed.] 



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

 3, Waterlime Gr. [Ety. proper name.] 



puncUita, Hall, 1863, Jfith Reg. Rep. N. 

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



sinuata. Meek & Worthen, 1868, Am. 

 Jour. Sci., vol. 46, Coal Meas. [Sig. 

 marked with depressions.] 



strigata. Meek, 1872, Proc. Acad. Nat. 

 Sci. Phil., I^w. Carb. [Sig. furrowed, 

 grooved.] 

 Ceratocepliala, Warder. Not defined so as to 

 be recognized. 



ceralepta, Anthony, a fragment of the tail 

 of a Ceraurus pleurexanlliemus or of an 

 Acidaspis. 



goniata, Warder, a fragment of a Dalman- 

 ites or an Acidaspis. 

 Ceraurus, Green, 1832, Monograph Trilob- 

 ites. [Ety. keras, a horn; oura, the 

 tail.] 



apollo, Billings, 1860, Can. Nat. & Geol., 

 vol. 5, Quebec Gr. [Ety. mythological 

 name.] 



bimucronatm, see Ceraurus niagarensis. 



cromtus, see Acidaspis crosotus. 



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

 vol. 5, Quebec Gr. [Ety. mythologi- 

 cal name.] 



glaucus, Billings, 1865, Pal. Foss., Quebec 

 Gr. [Ety. mythological name.] 



icarus, Billings, 1850, Can. Nat. & Geol., 

 vol. 5, Hud. Riv. Gr. [Ety. mytho- 

 logical name.] 



insignis, see Ceraurus niagarensis. 



mercurius, Billings, 1865, Pal. Foss., Que- 

 bec Gr. [Ety. mythological name.] 



niagarensis. Hall, 1867, 20th Reg. Rep., 

 Niagara Gr. [Ety. proper name.] 



numitor, Billings, 1866, Catal. Sil. Foss. 

 Antic, Hud. Riv. Gr. [Ety. mytho- 

 logical name.] 



nuperus, Billings, 1866, Catal. Sil. Foss. 

 Antic, Anticosti Gr. [Sig. late, re- 

 cent.] 



perforator, Billings, 1865, Pal. Foss., Que- 

 bec Gr. [Sig. a borer through.] 



pleurexanthemus. Green, 1832, Monog. 

 Trilobites, Trenton and Hud. Riv. Gr. 

 [Ety. pleura, a side ; exanthema, break- 

 ing out.] 



polydorus, Billings, 1865, Pal. Foss., Que- 

 bec Gr. [Ety. mythological name.] 



pompilius, Billings, 1865, Pal. Foss., 

 Chazy & Black Riv. Gr. [Ety. proper 

 name.] 



prolificus, Billings, 1865, Pal. Foss., Que- 

 bec Gr. [Sig. prolific, common.] 



pustulosus, syn. for Ceraurus pleurexan- 

 themus. 



