Newfoundlandops karimae Adrain & Pérez-Peris 2021, n. sp. ...

• Main Authors: Adrain, Jonathan M., Pérez-Peris, Francesc
• Format: Text
• Language: unknown
• Published: Zenodo 2021
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Trilobita; Phacopida; Cheiruridae; Newfoundlandops; Newfoundlandops karimae; Newfoundland
• Online Access: https://dx.doi.org/10.5281/zenodo.5531913; https://zenodo.org/record/5531913

Newfoundlandops karimae n. sp. Plates 11, 12 2019 Sphaerexochus n. sp.; Adrain and Karim, fig. 4.11. Material. Holotype, pygidium, GSC 135201 (Pl. 12, figs 8, 11, 12, 15, 18), and assigned specimens GSC 135190– 135199, 135202–135206, 135354, all from horizon TCM 18. Etymology. For Talia Karim. Diagnosis. As for genus. Description. Cranidial measurements were made on the specimens of Plate 11, figures 1, 4, 16. For the measurement of the cranidial width, in the specimens where the cranidium was preserved only on one side, the distance to the sagittal line from the side was doubled. Cranidium broadly semicircular in outline, wider than long, with sagittal length 64.3% (58.5–72.2%) maximum width, maximum width across the genal angles excluding the genal spines, vaulted dorsally in medial part; fixigenal field strongly downturned in anterior view, anterior part sloping downwards from the horizontal; anterior border short (sag., exsag.), describing a broad anteriorly directed arch, overhung by the anterior part ... : Published as part of Adrain, Jonathan M. & Pérez-Peris, Francesc, 2021, Middle Ordovician (Darriwilian) cheirurid trilobites from the Table Cove Formation, western Newfoundland, Canada, pp. 1-73 in Zootaxa 5041 (1) on pages 32-34, DOI: 10.11646/zootaxa.5041.1.1, http://zenodo.org/record/5531880 ...