6 CARBONIFEROUS TRILOBITES. 



Dublin,' vol. iii, part iii, p. 188, pi. ii, figures and describes a very perfect 

 specimen of GriffitJddes globiceps (re-drawn on our PI. VI, fig. 1 a, b), from the 

 Carboniferous Limestone of Millicent, Clane, KLildare. 



27. 1847. Peof. F. M'Coy, in the ' Annals and Magazine of Natural History,' 

 vol. XX, p. 229, founded the genus Brachymetopus to contain FhlUipsia (?) lUscors, 

 M'Coy, P. (?) Maccoyi, Portlock, and B. Strzeleckii, M'Coy, therein described and 

 figured (pi. xii, figs. 1 a and h). 



28. 1848. De. H. G. Beonn, in the " Nomendator " to his ^ Index PalceontoJo- 

 gicus, oder Uebersicht der bis jetzt bekannten fossilen Organismen,' &c, (Stutt- 

 gart, 2 vols.), enumerates five species of Griffithides, and seventeen species of 

 Phillipsia. 



29. 1849. De. H. G. Beonn issued the ''Enumerator" to his 'Index 

 PalcBontologims,^ giving nine species of Pliillipsia, and four species of Griffith- 

 ides. 



30. 1852. M. Joachim Baeeande, in his great work, * Systeme Silurien du 

 Centre de la Boheme,' t. iii, fig. 10, figures Griffithides (Ph.) glohlceps from the 

 Carboniferous Limestone. 



31. 1852-54. Peof. De. Feed. Roemer, in his ' Palseolethgea ; Kohlen- 

 Gebirge' ('Bronn's Lethsea Geognostica,' Stuttgart,), gives descriptions and 

 figures (p. 594, taf. ix, figs. 8, 9, 10), Ph. Derhiensis, Grif. (Ph.) globicejys, and 

 Ph. gemmulifera. 



32. 1854. Peof. Moeeis, in the 2nd edition of his 'Catalogue of British 

 Fossils,' enumerates three species of Brachymetopus, five species of Griffithides, 

 and seven species of Phillipsia, from various British and Irish localities. 



33. 1855. Peof. F. M'Coy, in his ' Systematic description of British PaljEOzoic 

 Fossils in the Geological Museum, Cambridge' (published in Prof. Sedgwick's 

 'British Paleozoic Rocks,' Cambridge), describes a species of Griffithides 

 (figured in pi. 3 d, figs. 10, 11), and three species of Phillipsia, all from British 

 localities. 



34. 1855. De. B. F. Shumaed, in G. C. Swallow's ' First and Second Annual 

 Reports of the Geological Survey of Missouri,' gives at p. 199 a description of 

 Phillipsia Meramecensis, Shumard (pi. b, fig. 9), from the " Archimedes Lime- 

 stone, Meramec River, Fenton, St. Louis." 



35. 1856. Me. Geoege Tate, of Alnwick, described (in the * Proceedings of 

 the Berwickshire Naturalists' Club,' p. 234,) a mucronate-tailed Trilobite, from 

 the Carboniferous Limestone of Northumberland, under the name of G. Far- 

 nensis. (See Phillipsia Elchwaldi, var. mucronata.) 



36. 1858. De. B. F. Shumaed and G. C. Swallow, in their " Descriptions of 

 New Fossils from the Coal-measures of Missouri and Kansas," in ' Transactions of 

 the Academy of Sciences, St. Louis, Missouri,' vol. i, No. 2, record Phillipsia Mis- 



