Olenellus baileyi Gapp & Lieberman, 2014, sp. nov. ...

• Main Authors: Gapp, I. Wesley, Lieberman, Bruce S.
• Format: Text
• Language: unknown
• Published: Zenodo 2014
• Subjects: Biodiversity; Taxonomy; Animalia; Arthropoda; Trilobita; Redlichiida; Olenellidae; Olenellus; Olenellus baileyi; Mackenzie mountains; Northwest Territories
• Online Access: https://dx.doi.org/10.5281/zenodo.6136059; https://zenodo.org/doi/10.5281/zenodo.6136059

Olenellus baileyi sp. nov. Fig. 1.3, 1.6 Type material. Holotype PWNHC-2013.23.1. Paratype KUMIP 355554. Likely from the Olenellus zone or Waucoban Series, Dyeran stage, sensu Webster (2011a, b) and Webster et al. (2011), early Cambrian, Sekwi Formation, Mackenzie Mountains, Northwest Territories, Canada, but occurring from Section 4 in float. Etymology. In honour of Hamilton College geologist David G. Bailey, who had an important influence on the professional development of IWG. Diagnosis. Narrow preglabellar field with plectrum; ocular lobe terminates posteriorly opposite SO; prominent furrow across entire margin of ocular lobe; furrow present across posterior part of LO; extraocular area relatively wide. Description. Anterior border narrow, length (sag.) 0.5 times length (sag.) of LO, developed as a flattened ledge; anterior border furrow present; preglabellar field present, approximately 15% length (sag.) of LA; plectrum is visible; anterolateral margins of LA angled posteriorly at approximately 40 ... : Published as part of Gapp, I. Wesley & Lieberman, Bruce S., 2014, New olenelloid trilobites from the Northwest Territories, Canada, pp. 479-498 in Zootaxa 3866 (4) on page 480, DOI: 10.11646/zootaxa.3866.4.2, http://zenodo.org/record/249698 ...