Fig. 5 in Convergent evolution of two Silurian graptolites ...

Fig. 5. Line drawings of four monograptid species to compare thecal characteristics. A. Monograptus? cf. ayagusensis (Obut and Sobolevskaya, 1966) compressed mature specimen from Twilight Creek (TC), Bathurst Island, TC 27.5 m (Melchin 1989) showing thecae very similar to those seen in Cochlograptus...

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Bibliographic Details
Main Authors: Lenz, Alfred C., Melchin, Michael J.
Format: Still Image
Language:unknown
Published: Zenodo 2008
Subjects:
Biodiversity
Taxonomy
Animalia
Hemichordata
Pterobranchia
Monograptidae
Cochlograptus
Testograptus
Bathurst Island
Cornwallis Island
Northwest Territories
Online Access:https://dx.doi.org/10.5281/zenodo.13275194
https://zenodo.org/doi/10.5281/zenodo.13275194
Description
Summary:Fig. 5. Line drawings of four monograptid species to compare thecal characteristics. A. Monograptus? cf. ayagusensis (Obut and Sobolevskaya, 1966) compressed mature specimen from Twilight Creek (TC), Bathurst Island, TC 27.5 m (Melchin 1989) showing thecae very similar to those seen in Cochlograptus veles, GSC34926. B. Cochlograptus veles (Richter, 1871), compressed mature specimen from Twilight Creek, Bathurst Island, TC 27 m (Melchin 1989), ROM46027. C. Testograptus testis incomptus (Lenz and Melchin, 1991) holotype, compressed specimen from Rookery Creek (RC), Cornwallis Island, RC 284 m (Lenz and Melchin 1991: figs. 7B, 17I), GSC95423. D. Monograptus flemingii (Salter, 1852), compressed specimen from Prairie Creek (PC), Northwest Territories, PC 210 m (Lenz 1988: pl. 1: A), GSC91494. ... : Published as part of Lenz, Alfred C. & Melchin, Michael J., 2008, Convergent evolution of two Silurian graptolites, pp. 449-460 in Acta Palaeontologica Polonica 53 (3) on page 457, DOI: 10.4202/app.2008.0307, http://zenodo.org/record/13275176 ...

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