5 Araclm. 
Systematic — Euryptbrida. 
2831 
III.— SYSTEMATIC INDEX = 2831. 
N.B. — The number in Clarendon type, 
when not that of a Volume, refers to 
the list of Titles. 
tTRILOBITA. 
Richter, 6. 
, Amphilichas cucullus p. 123 figs., 
Foerstk Ottawa Nat. 31. 
Asaphus a(f. expansus p. 42 fig., 
Reed Palaeont. Ind. 6 3. 
Bathyurus Mansuyi sp. n. Ordovician, 
Yun Nan, p. 60 figs., Reed t.c. 
Brongniartella subg. n. of Homa - 
lonotus p. 322, Reed Geol. Mag. 5. 
Burmeisterella subg. n. of Honialo- 
notus p. 325, Reed t.c. 
Calymene unicornis sp. n. p. 62, C. 
sp. p. 54, figs., Ordovician, Yun Nan, 
Reed Palaeont. Ind. 6 3. — C. senaria 
p. 147 figs., Walcott Smithsonian 
Misc. Collect. 67. 
Ceraurus pleurexanthemus p. 148 figs., 
Walcott t.c. 
Chasmops breviceps p. 123 figs., 
Foerste Ottawa Nat. 31. 
Dalmanitina logani var. n. conser- 
vatrix Silurian Nova Scotia p. 33, 
McLearn Ottawa Nat. 32. 
Eifliarges subg. n. of Lichas (q.v.) 
p. 68, Richter N. Jahrb. Min. 1917 1. 
Eohomalonolus subg. n. of Ilomalo - 
notus p. 321, Reed Geol. Mag. 5. 
Homalonotus subgenera p. 321, Reed 
t.c. 
Illaenus caecoides sp. n. p. 45, aff. 
oblongatus , aff. schmidti, p. 46, aff. 
Esmarlci p. 47, aff. tauricornis, aff. 
punctulosus , p. 48, figs., Ordovician 
Yun-Nan, Reed Palaeont. Ind. 6 3. 
Isotelus maximus p. 133 figs., Wal- 
cott Smithsonian Misc. Collect. 67. 
Kootenia dawsoni p. 131 figs., Wal- 
cott t.c. 
Lichas ( Metopolichas ) celorhin cf. var. 
coniceps p. 51, aff. verrucosus p. 52, figs., 
Reed Palaeont. Ind. 6 3. — L. ( Plusi - 
arges ?) beryllifer p. 51, ( Euarges ) cf. 
parvulus p. 51, ( Ceratarges ) armatus 
p. 52, ( Eifliarges ) caudimirus sp. n. 
. 55, Eifel, Devonian, figs., Richter N. 
ahrb. Min. 1917 1. 
Neolenus serratus p. 126 figs., Wal- 
cott Smithsonian Misc. Collect. 67. 
N ileus armadillo p. 49, N. sp. p. 50, 
figs., Reed Palaeont. Ind. 6 3. 
Ogygites yunnanensis sp. n. Ordo- 
vician Yun-Nan p. 42 figs., Reed t.c. 
Parahomalonotus subg. n. of Homa- 
lonotus p. 326, Reed Geol. Mag. 5. 
Phacopidae rev. of some genera p. 31, 
McLearn Ottawa Nat. 32. 
Phacops (Portlockia) marklandensis 
sp. n. Silurian, Nova Scotia p. 35, 
McLearn t.o. 
Phillipsia grandis p. 11 fig., Ether- 
idge Geol. Surv. Queensland Publ. 260. 
Pliomera Martellii sp. n. Ordovician, 
Yun-Nan, p. 65 figs., Reed Palaeont. 
Ind. 6 3. 
Proetus ( Euproetus ) cultrijugati sp. n. 
p. 64, cuvieri var. granulosa p. 66, cha- 
maeleo sp. n. p. 67, tenuimargo p. 69, 
Dohmi sp. n. p. 70, figs., Middle 
Devonian Eifel, Richter Centralbl. 
Min. 1918. 
Pterygometopus carleyi p. 124 fig., 
Foerste Ottawa Nat. 31. 
Ptychoparia cordillera e p. 144, per- 
multa sp. n. Cambrian, Brit. Columbia 
p. 145, figs., Walcott Smithsonian 
Misc. Collect. 67. 
Remopleurides aff. lalus p. 41 figs., 
Reed Palaeont. Ind. 6 3. 
Synhomalonotus christyi p. 124 fig., 
Foerste Ottawa Nat. 81. 
Triarthrus becki p. 135 figs., 
Walcott Smithsonian Misc. Collect. 
67. 
XIPHOSURA, ETC. 
\Bdlinurus Trechmanni sp. n. Coal 
Measures, Durham, p. 470 fig., Wood- 
ward Geol. Mag. 5. 
f Euproops Amiae sp. n. Carboni- 
ferous, Cape Breton, Nova Scotia, p. 
465 figs., Birtwelli p. 468, Woodward 
t.c. 
^ f Prestwichia p. 468, Woodward t.c. 
f Prestwichianella gen. n. for Limulus 
rotundatus Prestwich p. 469, Woodward 
t.c. 
fEURYPTERIDA. 
(Vacant.) 
