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Boeken Boek 1 - 9 van 9 over Some New Trilobites from the Upper Cambrian Rocks of North Wales," ' subdivides....
" Some New Trilobites from the Upper Cambrian Rocks of North Wales," ' subdivides the lowest series given by Mr. "
Geological Magazine - Pagina 446
geredigeerd door - 1894
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Report of the Annual Meeting, Volume 50

British Association for the Advancement of Science - 1880
...South Wales Coal Field. Trans. S. Wales Inst. Eng. vol. vp 190. (Discussion, p. 224.) (512) BELT, T. On some new Trilobites from the Upper Cambrian Rocks of North Wales. Geol. Mag. vol. iv. p. 294. (513) On the 'Lingula Flags' or ' Festiniog Group' of the Dolgelly District....
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Die silurischen Etagen 2 und 3 im Kristiania-gebiet und auf Eker, ihre ...

Waldemar Christopher Brøgger - 1882 - 376 pagina’s
...Prag. 1868. '; K. Billiogs. Palseozoic Fossils of Canada. Montreal 1865. P. 297, Fig. 288. 4) Th. Belt. „On some new trilobites from the Upper Cambrian rocks of North Wales". Geol. Magazine Vol. IV. 1867, P. 295, T. XII, Fig. 3 a, b. — 57 Genus Ampyx, Dalm. Ampyx domatus,...
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Occasional Papers of the California Academy of Sciences, Nummer 4

1893
...the Chemung and Waverly Groups at Warren, Pa.," with 2 pls., Harrisburg, 1884, 22 pp. Belt (Thomas). On some new Trilobites from the Upper Cambrian rocks of North Wales. In Geol. Mag., vol. 4, London, 1867, p. 294, pl. 12. Agnostus pisiformis Linne var. obesus, A, nodosus...
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Compte rendu de la 4me session, Londres, 1888, Volume 4

Congrès Géologique International. 4, 1888, Londres - 1891 - 522 pagina’s
...primordiale dans le pays de Galles, etc. Butt. Soo. Oe'ol. France, sér. 2, t. 23, p. 552. 1867. BELT, T. On some New Trilobites from the Upper Cambrian Rocks of North Wales. Oeol. Mag., vol. 4, p. 294. 1867. BELT, T. On the " Lingula Flags" or " Festiniog Group" of the Dolgelly...
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Congressional Serial Set

1891
...theChemnng anil Waverly Groups at "Warren, Pa.," with 2 pis., Harris burg. 1884, 22 pp. Belt (Thomas). On some new Trilobites from the Upper Cambrian rocks of North Wales. In GeoL Mag., voL 4, London, 1867, p. 294, pi. 12. Agnoihu piti/ormis, A. nodotui, Olenia gibbotuf....
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Geological Magazine

Henry Woodward - 1894
...Mr. Salter again visited North Wales, and with " the hearty and eager assistance of Messrs. Hornfray and Ash," and the services of the Chief Collector...Trilobites from the Upper Cambrian Rocks of North Wales," 1 subdivides the lowest series given by Mr. Salter, and points out that there are two horizons marked...
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Bibliotheca zoologica, Volume 6

1905
...Stellung der Trilobiten im zoologischen Systeme, in : Ausland. 46. Jhf*. 1873. p. 257—258. Belt, Thomas, d. By AH Green, JB Darkyns and JC Ward. 186Í1. (21 S.) Explanation (With Figg.) in: Geol. Mag. Vol. 4. 1867. p. 294—295. » Billings, E., Description of some new species...
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Bibliotheca zoologica II: verzeichness der schriften über zoologie ...

Otto Taschenberg - 1905
...Stellung der Trilobiten im zoologischen Systeme, in: Ausland. 46. Jhf?. 1873. p. 257—258. Belt, Thomas, On some new Trilobites from the Upper Cambrian Rocks of North Wales. (With Figg.) in: Geol. Mag. Vol. 4. 1867. p. 294—295. Billings, E., Description of some new species...
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Geological Survey Professional Paper, Nummer 374

Geological Survey (U.S.) - 1960
...Internal. Geol. Cong. 20th, Mexico City 1956, Symposium, v. 2, pt. 2, p. 165-212. Belt, Th., 1867, On some new trilobites from the Upper Cambrian rocks of North Wales: Geol. Mag., v. 4, p. 294-295. Berkey, CP, 1898, Geology of the St. Croix Dalles: Am. Geologist, v....
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