Phacops (English Wikipedia)

Chlupac, I. (1975). "The distribution of phacopid trilobites in space and time". Evolution and morphology of the Trilobita, Trilobitoidea and Merostomata. Vol. 4. pp. 399–408. doi:10.18261/8200049639-1975-26. ISBN 8 2-00-04963-9. {{cite book}}: |journal= ignored (help)
Ramskjöld, L.; Werdelin, L. (1991). "The phylogeny and evolution of some phacopid trilobites". Cladistics. 7: 29–74. doi:10.1111/j.1096-0031.1991.tb00021.x. S2CID 85076301.
Crônier, Catherine; Feist, Raimond (2000). "Evolution et systématique du groupe Cryphops (Phacopinae, Trilobita) du Dévonien Supérieur" [Evolution and systematics of the Cryphops group (Phacopinae, Trilobita) from the Late Devonian]. Senckenbergiana Lethaea. 79 (2): 501–515. doi:10.1007/bf03043651. S2CID 131283519.
Schoenemann, Brigitte; Clarkson, Euan N.K. (2013). "Discovery of some 400 million year-old sensory structures in the compound eyes of trilobites". Scientific Reports. 3 (1429): 1429. Bibcode:2013NatSR...3E1429S. doi:10.1038/srep01429. PMC 3596982. PMID 23492459.

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Corbacho, Joan (2011). "Trilobites from the Upper Ordovician of Bou Nemrou - El Kaid Errami (Morocco) [Trilobitas del Ordovícico Superior de Bou Nemrou - El Kaid Errami (Marruecos)]" (PDF). Batelleria. 16: 16–31. Archived from the original (PDF) on 2014-12-20.

globalnames.org (Global: low place; English: low place)

gni.globalnames.org

Global Names Index. "Repository "Index to Organism Names"". Retrieved 4 November 2013.
"Acuticeps Kayser, 1889". Global Names Index. Retrieved 23 December 2013.

handle.net (Global: 102^nd place; English: 76^th place)

hdl.handle.net

Eldredge, N. (1972). "Systematics and evolution of Phacops rana (Green, 1832) and Phacops iowensis Delo, 1935 (Trilobita) from the Middle Devonian of North America". Bulletin of the American Museum of Natural History. 147 (article 2): 45–114. hdl:2246/1095.

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ui.adsabs.harvard.edu

Schoenemann, Brigitte; Clarkson, Euan N.K. (2013). "Discovery of some 400 million year-old sensory structures in the compound eyes of trilobites". Scientific Reports. 3 (1429): 1429. Bibcode:2013NatSR...3E1429S. doi:10.1038/srep01429. PMC 3596982. PMID 23492459.

natuurtijdschriften.nl (Global: low place; English: low place)

Viersen, van, A.P. (2004). "De mythe van Phacops latifrons [The Myth of Phacops latifrons]". Grondboor & Hamer. 3/4: 66–68. Archived from the original on 2013-11-06. Retrieved 2013-11-03.

nih.gov (Global: 4^th place; English: 4^th place)

ncbi.nlm.nih.gov

Schoenemann, Brigitte; Clarkson, Euan N.K. (2013). "Discovery of some 400 million year-old sensory structures in the compound eyes of trilobites". Scientific Reports. 3 (1429): 1429. Bibcode:2013NatSR...3E1429S. doi:10.1038/srep01429. PMC 3596982. PMID 23492459.

pubmed.ncbi.nlm.nih.gov

Schoenemann, Brigitte; Clarkson, Euan N.K. (2013). "Discovery of some 400 million year-old sensory structures in the compound eyes of trilobites". Scientific Reports. 3 (1429): 1429. Bibcode:2013NatSR...3E1429S. doi:10.1038/srep01429. PMC 3596982. PMID 23492459.

nmns.edu.tw (Global: low place; English: low place)

Linliang Yuan; Liwen Xiang (1997). "Trilobite Fauna at the Devonian-Carboniferous boundary in South China (S-Guizhou and N-Guangxi)" (PDF). Special Publication of the National Museum of Natural Science. 8.

paleobiodb.org (Global: 4,533^rd place; English: 8,479^th place)

Phacops at Fossilworks.org
Floresta Fauna at Fossilworks.org

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app.pan.pl

Osmolska, H. (1953). "Famennian Phacopidae from the Holy Cross Mountains (Poland)" (PDF). Acta Palaeontologica Polonica. 3 (2).
Crônier, C. (2003). "Systematic relationships of the blind phacopine trilobite Trimerocephalus, with a new species from Causses−et−Veyran, Montagne Noire" (PDF). Acta Palaeontologica Polonica. 48 (1): 55–70. Retrieved 4 November 2013.

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Ramskjöld, L.; Werdelin, L. (1991). "The phylogeny and evolution of some phacopid trilobites". Cladistics. 7: 29–74. doi:10.1111/j.1096-0031.1991.tb00021.x. S2CID 85076301.
Crônier, Catherine; Feist, Raimond (2000). "Evolution et systématique du groupe Cryphops (Phacopinae, Trilobita) du Dévonien Supérieur" [Evolution and systematics of the Cryphops group (Phacopinae, Trilobita) from the Late Devonian]. Senckenbergiana Lethaea. 79 (2): 501–515. doi:10.1007/bf03043651. S2CID 131283519.

talkorigins.org (Global: 9,502^nd place; English: low place)

Andrew McRae. "Trilobites in Murchison's "Siluria"".

thefossilforum.com (Global: low place; English: low place)

Gerry, K. (9 June 2014). "Phacops vs. Eldredgeops". The Fossil Forum.

uio.no (Global: 2,613^th place; English: 2,294^th place)

foreninger.uio.no

Ivo Chlupáč (1973). "The distribution of phacopid trilobites in space and time" (PDF). Fossils and Strata. 4: 399–408.

web.archive.org (Global: 1^st place; English: 1^st place)

Viersen, van, A.P. (2004). "De mythe van Phacops latifrons [The Myth of Phacops latifrons]". Grondboor & Hamer. 3/4: 66–68. Archived from the original on 2013-11-06. Retrieved 2013-11-03.
Shergold, J.H. (1966). "A revision of Acaste downingiae (Murchison) and related trilobites" (PDF). Palaeontology. 9 (2): 183–207. Archived from the original on 2011-07-16.
Corbacho, Joan (2011). "Trilobites from the Upper Ordovician of Bou Nemrou - El Kaid Errami (Morocco) [Trilobitas del Ordovícico Superior de Bou Nemrou - El Kaid Errami (Marruecos)]" (PDF). Batelleria. 16: 16–31. Archived from the original (PDF) on 2014-12-20.

Phacops (English Wikipedia)

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