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Prosaukia hartii
Taxonomy
Conocephalites hartii was named by Walcott (1879) [Conocephalites Hartii]. Its type specimen is USNM 58571, a cephalon/head (cranidium), and it is a 3D body fossil.
It was recombined as Dicellocephalus hartii by Walcott (1886); it was recombined as Dicellocephalus hartti by Walcott (1912); it was recombined as Dikelocephalus hartii by Walcott (1914); it was recombined as Briscoia hartti by Winston and Nicholls (1967); it was recombined as Prosaukia hartti by Ludvigsen and Westrop (1983); it was misspelled as Dikelocephalus hartti by Bassler (1915); it was recombined as Prosaukia hartii by Srivastava and Hughes (2023).
It was recombined as Dicellocephalus hartii by Walcott (1886); it was recombined as Dicellocephalus hartti by Walcott (1912); it was recombined as Dikelocephalus hartii by Walcott (1914); it was recombined as Briscoia hartti by Winston and Nicholls (1967); it was recombined as Prosaukia hartti by Ludvigsen and Westrop (1983); it was misspelled as Dikelocephalus hartti by Bassler (1915); it was recombined as Prosaukia hartii by Srivastava and Hughes (2023).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1879 | Conocephalites hartii Walcott p. 130 |
| 1886 | Dicellocephalus hartii Walcott p. 21 |
| 1912 | Dicellocephalus hartti Walcott p. 273 figs. pl. 44, figs. 1-7a |
| 1914 | Dikelocephalus hartii Walcott p. 368 figs. pl. 63, figs. 1–7, 7a |
| 1915 | Dikelocephalus hartti Bassler p. 437 |
| 1933 | Prosaukia curvicostata Ulrich and Resser p. 145 figs. pl. 25, figs. 1-7 |
| 1933 | Prosaukia demissa Ulrich and Resser p. 147 figs. pI. 25, figs. 17, 18 |
| 1933 | Prosaukia subrecta Ulrich and Resser p. 148 figs. pI. 26, figs. 2-8 |
| 1933 | Prosaukia alternata Ulrich and Resser p. 149 figs. pI. 25, figs. 8-12 |
| 1933 | Prosaukia subconica Ulrich and Resser p. 150 figs. pl. 25, fig. 19 |
| 1933 | Prosaukia transversa Ulrich and Resser p. 150 figs. pl. 26 f. 13-16 |
| 1933 | Prosaukia subaequalis Ulrich and Resser p. 151 figs. pl. 26,. figs. 9-12 |
| 1942 | Saukia eboracensis Resser p. 49 |
| 1967 | Briscoia hartti Winston and Nicholls p. 73 figs. pl. 10 f. 9 |
| 1983 | Prosaukia hartti Ludvigsen and Westrop pp. 30 - 33 figs. PI. 10, PI. II, PI. 12, figs. 1-7, Text-fig. 6 |
| 2023 | Prosaukia hartii Srivastava and Hughes pp. Table 1 |
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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.
†Prosaukia hartii Walcott 1879
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Invalid names: Prosaukia alternata Ulrich and Resser 1933 [synonym], Prosaukia curvicostata Ulrich and Resser 1933 [synonym], Prosaukia demissa Ulrich and Resser 1933 [synonym], Prosaukia eboracensis Resser 1942 [synonym], Prosaukia subaequalis Ulrich and Resser 1933 [synonym], Prosaukia subconica Ulrich and Resser 1933 [synonym], Prosaukia subrecta Ulrich and Resser 1933 [synonym], Prosaukia transversa Ulrich and Resser 1933 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy et al. 2009, Whittington et al. 1997, Aberhan et al. 2004 | |||||
Age range: base of the Trempealeauan to the top of the Sunwaptan or 492.50000 to 487.50000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sunwaptan | USA (Texas) | Briscoia hartti (233748 233749) | |
| Trempealeauan | USA (New York) | Dicellocephalus hartti (74540 74541) |