FIGURE 4 in Revision of the Early Ordovician (late Tremadocian; Stairsian) cheirurid trilobite Tesselacauda Ross, with species from the Great Basin, western USA

• Main Authors: Adrain, Jonathan M., Karim, Talia S.
• Format: Still Image
• Language: unknown
• Published: Zenodo 2019
• Subjects: Biodiversity; Taxonomy; Canada; Main Brook; Table Cove; Talia; Newfoundland
• Online Access: https://dx.doi.org/10.5281/zenodo.3379443; https://zenodo.org/record/3379443

FIGURE 4. Hypostomes of various species of Cheiruridae. 1, 2. Tesselacauda kriegerae n. sp. (upper Tremadocian; Stairsian; Bearriverops alsacharovi Zone). 1. SUI 147614 (see also Pl. 15, figs 1, 5, 9, 13, 17), Section G 26.6 m, x12. 2. SUI 147639 (see also Pl. 18, figs 11, 12, 14, 16), Section HC6 1...