64 
The Trilobites described under Encrinurus are as follows: 
AFRICAN. 
Encrinurus cresta-galli Woodward, Quart. Jour. Geol. Soc., vol. 29, p. 
32, plate 2, figs. 6 and 7, referred by Lake to Phacops, Devonian. 
NortTH AMERICAN. 
Encrinurus elegatulus, Billings, Cat. Sil. Foss Anticosti, p. 62. 
Rrobablyaispecies|ots Gybelcers seme eee eee eee eee eeeeeee Ordovician. 
vigilans, Hall, Palaeont. N. Y., vol. 1, p. 245, plate 65, fig. 
QAM 4 csinereneiceanne.ete os, abies mses Setar aeivee Nene eude noselener nie cesaet een Trenton. 
raricostatus, Walcott, 3rst Rep. N. Y. State Mus., p. 69.....Trenton. 
——vannulus, Clarke, Geol. Minnesota Palaeont., vol, 3, p. 709..Trenton. 
cristatus, Clarke, os Oe Se “* p. 741..Trenton. 
— —tuberculosus, Collie, Bull. Geol. Soc. Amer., vol. 14, p. 218, 
plate 14, fig. 3; same term used by Buckland for a species 
Offthisscents Bridwaulneate iS otee ses as eeesseene eee aeeeeee Trenton. 
deltoides, Shumard, Geol. Missouri, p. 198, plate B, fig. 10...Silurian. 
Trentonensis, Walcott, 31st Rep. N. Y. State Mus., p. 68...Trenton. 
nereus, Hall, 20th Rep. N. Y. State Mus., p. 375, plate 21, 
ATOR ATI) fea ane ore oetles werd deci staacite woes Ane sn etree cce hee ee Reena Niagara. 
Egani, Miller, Cinn. Soc. Nat. Hist., vol. 2, p. 254, plate 15, 
AIG TW. cour unnde secins wiv deinen usweGasanesse savt eeletinelaceiop kde setae eee Niagara. 
ornatus, Hall, Palaeont N. Y., vol. 2, p. 297, plate 66A, 
TG) MAE tarathisa snes asevihe cenaans a seme ee atone cabo nean eae een atane sete Clinton. 
——Threcheri, Foreste, Bull. Denison Univ., vol. 2, p. rot, plate 8, 
LUD OP cit eiats aes aimee cele ote RES NE Aa Estes bloc PRESS eRe eee Clinton. 
——Anmiericanus, Vogdes, Des. new species Clinton group, p. 1...Clinton. 
Indianaensis, Kindle, Geol. Indiana, vol. 28, p. 482, plate 24, 
Nedstat dovenan ohne Aaa ERcadcrne i aticad ctaacos dn ncuaosocdecuodascadopodddeo: Niagara. 
——phlyctainodes (Green), Miller, Cat. Amer. Foss, 2nd Ed., 
Pati5 74 cgasosoconene ncaeaste se satnadeetece eae sacye mn een aa Ree aeeeee Niagara. 
This species which Dr. Green, Amer, Jour. Sci., vol. 32, p. 
167, compares with Calymmene variolaris Brong., Hall 
refers it to Lichas, Paleont N. Y., vol. 2, p. 314, plate 70, 
figs: *2a-byr Gk: futbactacnctecaemones sen eeeee oe ee eG toe Eee dacen a senate Niagara. 
AUSTRALIAN. 
Encrinurus Barrandei, DeKonick, Resch. Pal. Foss. Sud. Aust., 
PA UST plate ayes ay sacucaeaeneeenetasnsaee ee acaeeesce ee perce Silurian. 
Cromus Murchisoni, DeKonick, Resch. Pal Foss. Sud. Aust, p. 
Fis ©) 2h aii ta 00°00 sere eee ncines oneeeme shcoquadaAniondane pooncc Silurian 
Encrinurus Bowningi, Foerste, Bull. Denison Univ., vol. 3, p. 122. 
(OAS Sy, 30K Gf Seco scc: a ditusrenfaie nee eee oe MASEL See eee eee INE Ee amet Silurian. 
