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Taxonomy
Asaphus latimarginata was named by Hall (1847).
It was recombined as Ogygites latimarginatus by Ruedemann and Ehlers (1924); it was recombined as Pseudogygites latimarginatus by Ludvigsen (1979) and Bolton (2000).
It was recombined as Ogygites latimarginatus by Ruedemann and Ehlers (1924); it was recombined as Pseudogygites latimarginatus by Ludvigsen (1979) and Bolton (2000).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1847 | Asaphus latimarginata Hall p. 253 figs. pl. 66, figs, 4a, b. |
| 1856 | Asaphus canadensis Chapman p. 482 |
| 1905 | Basilicus canadensis Raymond p. 62 |
| 1912 | Ogygites canadensis Raymond p. 118 figs. pl. 1 2 |
| 1924 | Ogygites latimarginatus Ruedemann and Ehlers |
| 1969 | Pseudogygites canadensis Liberty |
| 1979 | Pseudogygites latimarginatus Ludvigsen pp. 7 - 18 figs. Figs. 2, 3, 4, 5, 6a-e, 7a-C, 12a-d |
| 2000 | Pseudogygites latimarginatus Bolton figs. pl. 32 f. 8; pl. 38 f. 12 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Pseudogygites latimarginatus Hall 1847
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Invalid names: Pseudogygites canadensis Chapman 1856 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. Ludvigsen 1979 | A species of Pseudogygites with a long preglabellar field (= 18— 23% of sagittal
cephalic length); a subtriangular pygidium with 12 to 14 distinct pleurae, short and faint pleural furrows evident only on anterior portion of pygidium, well-defined border furrow, and relatively narrow border. Median connective suture is fused. |