6 Arachn. 
[1911] 
XT. Arachnida— Gigantostraca. 
Cincinnatian, Trilobita sp. n. ; 
Foerste, 7. 
Cincinnatian and Lexington, Trilo- 
bita spp. n. ; Foerste, 8. 
Devonian. 
Eastern N. America, Eurypterida 
and Trilobita ; Clarke, 3. 
Middle Devonic, Wisconsin, Trilo- 
bita ; Cleland, 4. 
Carboniferous. 
Arkansas, Trilobita sp. n. ; Girty, 
9. 
Coal Measures, Scotland, Qlypto- 
scorpius; Peach, 19. 
Steinkohlen-bassin des Donez, Trilo- 
bita ; Kargin, 13. 
Unter-carbon-kalkstein von Clia- 
barny, Trilobita ; Janischewsky, 12. 
III.— SYSTEMATIC INDEX = 2831. 
| Gigantostraca Devonian, E. North 
America, many spp. figcl., Clarke 
Albany N.Y. Mem. St. Mus. 9 pt. 2 
250 pp. 34 pis. 
t TRILOBITA. 
Bather British Museum Guide p. 82 
Middlo Devonic, Wisconsin, Cleland 
Wisconsin Geol. Nat. Hist. Surv. Bull. 
21 pp. 142-143 figs. 
Ethologie, Dollo Bruxelles Bui. 
Soc. G6ol. 23 Mdmoires pp. 406-417 
figs. — Lebensweise Staff & Reck 
Berlin SitzBer. Ges. natf. Freunde 
1911 pp. 130-140 figs. 
Agnostus fallax, Cobbold London 
Q. J. Geol. Soc. 67 p. 291 figs. 
Agraulos spp., Cobbold t.c. p. 292 
figs. — A. sorge sp. n. p. 82 pi. xv f. 1, 
China, Cambrian, Walcott Smith- 
sonian Inst. Misc. Collect. 57. 
Albertella pacifica sp. n. p. 76 pi. xiv 
f. 6, China, Cambrian, Walcott t.c. 
Amphilichas minganensis, Raymond 
Pittsburg Ann. Carnegie Mus. 7 
p. 72 figs. 
Anomocare spp. n. ephori p. 90 pi. xv 
tigs. 8 8a, lisani p. 90 pi. xv figs. 9-9b, 
China, convexa Alabama p. 87 pi. xvii 
figs. 2-2d, Cambrian, Walcott Smith- 
sonian Inst. Misc. Collect. 57. 
Anomocardla spp. n., hermias p. 92 
pi. xv f. 10, macar p. 92 pi. xv figs. 11- 
1 lb, China , s mithi Alabama p. 92 pi. xvii 
figs. 3 3a, Cambrian, Walcott t.c. 
Asaphellus Perneri sp. n. Untersilur, 
Bohmen, Holub Prag Rozpr. (5eske 
Ak. Frant. Jos. 20 p. 9 figs. — A . 
gyracanthus New York, New Jersey, 
p. 39 figs., monticola France p. 40 fig., 
spp. n., Ordovician, Raymond Pitts- 
burg Ann. Carnegie Mus. 7. 
Asaphinae subfam. n. ( Asaphidae ) 
p. 61, Raymond t.c. 
Asaphiscus iddingsi sp. n. p. 99 
pi. xvi f. 3, China, Cambrian, Walcott 
Smithsonian Inst. Misc. Collect. 57. 
Aspidaeglina gen. n. miranda sp. n. 
Untersilur, Bohmen, Holub Prag. 
Rozpr. Cesk6 Ak. Frant. Jos. 20 
p. 6 figs. 
Basilicas inarginalis, Raymond Pitts- 
burg Ann. Carnegie Mus. 7 p. 62 figs. — 
B. romingeri , Raymond & Narraway 
Pittsburg Ann. Carnegie Mus. 7 p. 49 
figs. 
Bathyuriscus manchuriensis sp. n. 
p. 97 pi. xvi f. 4, China, Cambrian, 
Walcott Smithsonian Inst. Misc. Col- 
lect. 57. 
Bathyurus extans p. 46, longispinus 
p. 47, spiniger p. 48, figs., Raymond & 
Narraway Pittsburg Ann. Carnegie 
Mus. 7. 
Brachymetopus ouralicus Steinkoli- 
lenbassin des Donez, Kargin Izv. 
gorn. ucilisS. 7 1 pp. 14-16 pi. ii f. 5. 
Bumastus limbatus sp. n. p. 71, 
Ordovician, Rayaiond Pittsburg Ann. 
Carnegie Mus. 7. — B. limbatus sp. n. 
Vermont, Chazy, Raymond Vermont 
Rep. Geol. 7 p. 230 figs. 
Galymene structure, Laurie Nature 
88 p. 26. — G. platycephala sp. n. 
Tennessee p. 81, abbreviata sp. n. 
Kentucky p. 83, meeki nom. n. for 
G. senaria p. 84, figs., Foerste Gran- 
ville Ohio Bull. Sci. Lab. Denison 
Univ. 16. 
