Fig. 4 in New evidence for the protoconodont origin of chaetognaths ...

• Main Author: Szaniawski, Hubert
• Format: Still Image
• Language: unknown
• Published: Zenodo 2002
• Subjects: Biodiversity; Taxonomy; South Shetland Islands
• Online Access: https://dx.doi.org/10.5281/zenodo.13304961; https://zenodo.org/doi/10.5281/zenodo.13304961

Fig. 4. Grasping spine of Recent Sagitta maxima, etched in KOH solution (same specimen as shown in Fig 2G); ZPAL C.IV/4.3, South Shetland Islands. A1. Fragments of the outer layer partly detached from the inner layer. A2. Fragment of the same in slightly different position and higher magnification. A3. Fragment of the same in different position and higher magnification; note branching of some of the coarse strands. A4. Fragment of A2 in higher magnification. Abbreviations: ch, chitinous fibrils of the inner layer; co, coarse (collagen−like) fibrils of the outer layer; in, inner layer; ol, outer layer. ... : Published as part of Szaniawski, Hubert, 2002, New evidence for the protoconodont origin of chaetognaths, pp. 405-419 in Acta Palaeontologica Polonica 47 (3) on page 409, DOI: 10.5281/zenodo.13304956 ...