216 



CRUSTACEA. 



calypso, Hall, 1861, 15tli Reg. Rep. N. Y., 



Up. Held. Gr. [Ety. mythological 



name.] 

 carleyi, Meek, 1872, Am. Jour. Rci., 3rd 



ser., vol. 3, Cin'ti Gr. [Ety. proper 



name.] 

 (■rmdattts, see Dalmanites limulurus. 

 concinnus. Hall, lK7r>, lUust. Devonian 



Foss., Schoharie grit. [Sig. handsome.] 

 coronatus, Hall, 1861, l.'ith Reg. Rep. N. 



Y., Ilam. Gr. [Sig. crowned.] 

 dana?, Meek & AVorthen, 1865, Proc. Acad. 



Nat. Sci. Phil., Niagara Gr. [Ety. 



proper name.] 

 dentatus, Barrett, 1876, Am. .Tom-. .Sci. 



& Arts, vol. 11, Low. Held. Gr. [Ety. 



from the dentate margin of the cepha- 

 lic shield.] 

 denticulatus, Conrad, 1841, (Asaphus 



denticulatus) Ann. Rep. N. Y., Up. 



Helil. Gr. [Ety. from the denticulate 



termination of the ribs.] 

 emarginatus. Hall, 1876, lUust. Devonian 



Foss., Up. Held. Gr. [Sig. emargi- 



nated.] 

 erina. Hall, 1861, 1.5th Reg. Rep. N. Y., 



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

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



Corniferous Gr. [Ety. mythological 



name.] 

 intermedius.Walcott, 1877, 29th Reg. Rep. 



N.Y., Trenton Gr. [Sig. intermediate.] 

 kakdudalm, Hall, 1847. Prof. Hall says 



this name may be erased from the list 



of fossils, 

 limulurus, Green, 1832, (Asaphus limu- 

 lurus) Monograph Trilobites, Niagara 



Gr. [Ety. having a pointed tail like 



LimnJiis or king crab.] 

 logani, Hall, 1860, Can. Nat. & Geo., vol. 



5, Silurian. [Ety. proper name.] 

 macrops, Hall, 1862, 15th Reg. Rep. N. 



Y., Up. Held. Gr. [Ety. )na/^ios, large ; 



ops, the eye.] 

 micrurus. Green, 1832, (Asaphus micru- 



rus) Monograph Trilobites, Low. Held. 



Gr. [Sig. small-tailed.] 

 myrmecophorus, Green, 1835, (iVsaphus 



myrmecophorus) Supp. to Monograph 



of Trilobites, Up. Held. Gr. [Sig. 



wart-bearing.] 

 nasutus, Conrad, 1841, (.Xsaphus nasutus) 



Ann. Rep. N. Y., Low. Held. Gr. 



[Sig. having a prominent nose.] 

 ohioensis, ^leek & Worthcn, 1871, Proc. 



Acad. Nat. Sci. Phil., Corniferous Gr. 



[Ety. proper name.] 

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



Up. Held. Gr. [Ety. mythological 



name.] 

 pleuropteryx. Green, 1832, (Asaphus 



pleuropteryx) Monograph Trilobites, 



Low. Held. Gr. [Sig. side-winged.] 

 regalis, Hall, 187(), Illust. Devonian Foss., 



Schoharie grit. [Sig. regal.] 

 selenurus, Eaton, 1832, (^Asaphus selenu- 



rus) Geo. Text Book, Corniferous Gr. 



[Sig. from the crescent-shaised tail.] 



tridens. Hall, 1859, Pal. N. Y., vol. 3, Low. 

 Held. Gr. [Sig. three-toothed.] 



tridentiferus, Shumard, 1855, Geo. Rep. 

 Mo., Low. Held. Gr. [Sig. bearing 

 three teeth.] 



Iivosli, Safford. Not defined. 



verrucosus, Hall, 1863, Trans. Alb. Inst., 

 vol. 4, Niagara Gr. [Sig. warty.] 



vigilans, Hall, 1861, Rep. Progr. Wis.Sur., 

 Niagara Gr. [Sig. watchful, eyes 

 opened.] 

 DicBLLOCEPHAi.us, Owen, 1852, Geo. Sur. 

 Wis., Iowa & Min., (written by Owen, 

 Dikelocephalus). [Ety. dikella, a mat- 

 tock ; ki'phate, head.] 



affinis, Billings, 1865, Pal. Foss., Quebec 

 Gr. [Sig. related to.] 



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

 vol. 5, Quebec Gr. [Ety. proper 

 name.] 



(?) corax, Billings, 1865, Pal. Foss., Que- 

 bec Gr. [Ety. proper name.] 



cristatus, Billings, 1860, Can. Nat. & 

 Geo. A'ol. 5, Quebec Gr. [Sig. crested.] 



devinei, Billings, 1865, Pal. Foss., Quebec 

 Gr. [Ety. pioper name.] 



flagricaudus, White, 1874, Rep. Invert. 

 Foss., Quebec Gr. [Sig. whip-tailed.] 



granulosus, see Ptychaspis granulosa. 



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

 bec Gr. [Ety. proper name.] 



loirensis, see Couocephalites iowensis. 



latifrons, Shumard, 1863, Trans. St. Louis 

 Acad. Sci., vol. 2, Potsdam Gr. [Sig. 

 broad-fronted.] 



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

 Y., Potsdam Gr. [Sig. bordered.] 



magniflcns, Billings, 1860, Can. Nat. & 

 Geo., vol. 5, Quebec Gr. [Sig. mag- 

 nificent.] 



megalops, Billings, 1860, Can. Nat. & 

 Geo., vol. 5, Quebec Gr. [Sig. large- 

 eyed.] 



minisrticmix, see Ptychaspis miniscaensis. 



minnesotensis, Owen, 1852, Rep. Wis., 

 Iowa & Minn., Potsdam Gr. [Ety. 

 proper name.] 



minnesotensis, rar. limbatus, Hall, 1863, 



16th Reg. Rep. N. Y., Potsdam Gr. 



[Sig. bordered.] 

 misa, Hall, 1873, 16th Reg. Rep. N. Y., 



Potsdam Gr. [Ety. proper name.] 

 missisquoi, BilHngs, 1865, Pal. Foss., 



Quebec Gr. [Ety. proper name.] 

 osceola, Hall, 1863, 16th Reg. Rep. N. Y., 



Potsdam Lir. [Ety. proper name.] 

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



vol. 5, tiuebec Gr. [Ety. proper 



name.] 

 pauper, Billings, 1865, Pal. Foss., Quebec 



Gr. [Sig. poor, small.] 

 pepinensis, Owen, 1852, Rep. Wis., Iowa 



and Minn., Potsdam Gr. [Ety. proper 



name.] 

 planifrons, Billings, 1860, Can. Nat. & 



Geo., vol. 5, Quebec Gr. [Sig. having 



a plane front.] 



