Species

Cyrtograptus rigidus Tullberg, 1883

Synonymy list
1883     Cyrtograptus rigidus — Tullberg , pp. 38, fig. 4:12-14
1900     Cyrtograptus symmetricus — Elles , pp. 410, fig. 24:4A-B
1914     Cyrtograptus symmetricus Elles — Elles and Wood , pp. 509, fig. 51:5a-c
1923     Cyrtograptus rigidus Tullberg — Gortani , pp. 59, fig. 11:5-11; 13:4D, 6A
1933     Cyrtograptus rigidus Tullberg — Bouček , pp. 41, fig. 8c-d; 5:7-8
1945     C. symmetricus Elles — Waterlot , pp. 94, fig. 49:474
1952     Cyrtograptus rigidus Tullb. — Münch , pp. 36, 136, fig. 51:1a-d
1967     Cyrtograptus rigidus cautleyensis — Rickards , pp. 246, fig. 13d
1975     Cyrtograptus rigidus Tullberg — Berry et Murphy , pp. 89-90, fig. 13:3
1980     Cyrtograptus rigidus Tullberg, 1883 — Lenz , pp. 1084, fig. 2:H-I
Selection of related publications
Loydell, D. K., Nestor, V., Männik, P. 2010. Integrated biostratigraphy of the lower Silurian of the Kolka-54 core, Latvia. Geological Magazine 147, 2, 253-280. DOI:10.1017/S0016756809990574
Paškevičius, J. 1979. Biostratigraphy and Graptolites of the Lithuanian Silurian. pp. 1-267. Mokslas.
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References based on distribution