20 Arachn. 
ARACHNJDA. 
Dechenella incerta, p. 757, pi. xix, fig. 1, pi. xviii, fig. 9. 
Cryphina andeganensis , p. 578, pi. xviii, fig. 8. 
Dalmanites galloisi , p. 763, pi. xviii, fig. 6. 
Goldius galloisi , p. 764, pi. xviii, fig. 2. 
Calymene reperta , p. 766, pi. xviii. 
Pompecki, J. F. Die Trilobiten-Fauna der ost-und west-preussischen 
Diluvialgeschiebe. Beitr. Nat. Preuss. Konigsberg, No. 7, pp. 1—98, 
6 pis. (1890). 
The following species described as new 
Phacops prussica, p. 18, pi. i, fig. 28. 
Clieirurus dubiua , p. 31, pi. ii, figs. 7 & 17. 
Amphion prisons, p. 35, pi. ii, fig. 19. 
Lichas gageli, p. 44, pi. ii, fig. 33 ; media, p. 47, pi. ii, fig. 25 ; branconis, 
p. 48, pi. ii, fig. 26 ; lindstromi, p. 52, pi. v, fig. 10. 
Proetus distinctus, p. 55, pi. vi. fig. 23. 
Cyphaspis parvula, p. §7, pi, vi, fig. 25. 
Illcenus comes, p. 66, pi. iii, fig, 19 ; bisulcatuq, p. 67, pi. iii, fig. 18; 
nuculus, p. 69, pi. vi, fig. 34. 
Asaphus ocidosus , p. 75, pi. iv, figs. 1-4 ; branconis, p. 78, pi. v, fig. 3 ; 
steinhardti, p. 79, pi. v, fig. I ; ornatus, p. 80, pi. vi, figs. 3-6 ; obtusus, p. 81, 
pi. iv, figs. 8 & 9. 
Holometopns gracilis, p. 86, pi. v, fig. 8, ; Icevis, fig. 9 ; radiatus , p. 87, 
pi. iv, fig. 16. 
Remopleurides j,entzscJ\i , p. 87, pi. i, fig. 31. 
Viallanes, H. Sur la structure des centres nerveux du Limule ( Limu - 
lus polyphemus). O.R,. cxi, pp. 831-833. 
Vogdes, A. W. A Catalogue of the N. 4n}eriq^n Palgeozoic Crustacea 
confined to the Non r Trilobitic Genera, and Species. Ann. N. York 
Ac. v (1889). 
Xiphosura and Merostomata , pp. 1 & 2. 
Whitfield, R. P. Observations qn tfye Fauna of the Rocks at Fort 
Cassin, Vermont, with Descriptions of a few New Species. Bull. 
Am. Mus. Nat. Hist, iii, pt. i, pp. 25-39. 
J JBolbocephalus, n. g., pp. 36 & 37, truncatus, n. sp., pp. 37 & 38, pi. ii, 
figs. 6-8. 
Bathyurus ( Bathyurellus ) glandicephalus , n. sp., pp. 38 & 39, pi. ii, figs. 
9-13. 
