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![Agerina boygeorgei sp. nov., from a Floian limestone clast in a volcanic breccia of the Valmy Formation, west side of Crum Canyon, Lander County, Nevada, USA. (a, d, e, j) Cranidium, USNM 136187, dorsal, oblique, left lateral, and anterior views, ×15. (b, f, k) Cranidium, holotype, USNM 136185, dorsal, left lateral, and anterior views, ×7.5. (c, g, i, l) Cranidium, USNM 136188, dorsal, right lateral, oblique, and anterior views, ×12. (h) Left librigena, USNM 136186, external view, ×12. (m–o) Pygidium, USNM 136193, dorsal, left lateral, and posterior views, ×20.]()
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Agerina boygeorgei
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Agerina boygeorgei sp. nov., from a Floian limestone clast in a volcanic b... Available to Purchase
in The phylogenetic affinity of the Ordovician trilobites Agerina , Forteyaspis gen. nov., and related genera, with new and revised species from Canada and the United States
> Canadian Journal of Earth Sciences
Published: 04 February 2022
Fig. 2. Agerina boygeorgei sp. nov., from a Floian limestone clast in a volcanic breccia of the Valmy Formation, west side of Crum Canyon, Lander County, Nevada, USA. ( a , d , e , j ) Cranidium, USNM 136187, dorsal, oblique, left lateral, and anterior views, ×15. ( b , f , k ) Cranidium
Journal Article
The phylogenetic affinity of the Ordovician trilobites Agerina , Forteyaspis gen. nov., and related genera, with new and revised species from Canada and the United States Available to Purchase
Journal: Canadian Journal of Earth Sciences
Publisher: Canadian Science Publishing
Published: 04 February 2022
Canadian Journal of Earth Sciences (2022) 59 (3): 156–179.
...Fig. 2. Agerina boygeorgei sp. nov., from a Floian limestone clast in a volcanic breccia of the Valmy Formation, west side of Crum Canyon, Lander County, Nevada, USA. ( a , d , e , j ) Cranidium, USNM 136187, dorsal, oblique, left lateral, and anterior views, ×15. ( b , f , k ) Cranidium...
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