Sphenacanthus (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Sphenacanthus" in English language version.

refsWebsite

Global rank English rank

2^nd place

4,533^rd place

8,479^th place

6^th place

low place

archive.org

Roberts, George (1839). An etymological and explanatory dictionary of the terms and language of geology. London: Longman, Orme, Brown, Green, & Longmans. p. 161. Retrieved 1 January 2022.

Dick, John R. F. (1998). "Sphenacanthus, a Palaeozoic freshwater shark". Zoological Journal of the Linnean Society. 122 (1–2): 9–25. doi:10.1111/j.1096-3642.1998.tb02523.x.
JOHN R. F. DICK, Sphenacanthus, a Palaeozoic freshwater shark, Zoological Journal of the Linnean Society, Volume 122, Issue 1–2, January 1998, Pages 9–25, doi:10.1111/j.1096-3642.1998.tb02523.x