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Ecclesimus mcdougalli
Taxonomy
Ecclesimus mcdougalli was named by Storer (2019). Its type specimen is RSM P2113.559, a tooth (right M1 or M2), and it is a 3D body fossil. Its type locality is Carnagh, which is in a Chadronian terrestrial horizon in the Cypress Hills Formation of Canada.
Synonymy list
| Year | Name and author |
|---|---|
| 2019 | Ecclesimus mcdougalli Storer pp. 98 - 100 figs. Figure 7; Table 14 |
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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.
†Ecclesimus mcdougalli Storer 2019
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. E. Storer 2019 | Size close to Ecclesimus tenuiceps; P4 narrower than M1-2; M1-2 entostyle (cusp names follow Wahlert, 1983) tending to be more compressed laterally than in E. tenuiceps; lingual cingulum of M1- M2 continuous with a series of cuspules including the entostyle along its length; lower premolar strongly four- cusped, with a distinct protostylid, strong anterior cingulid free buccally and attached to the anterolingual end of an oblique protoconid which is clearly separated from the metastylid; anterior cingulid of lower molars strong and continuous across the entire crown and showing only a low, weak connection with the anterolingual face of the protoconid; p4 to m2 with distinct cuspule in the position of the posterior cingulid. |
Measurements
No measurements are available
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| Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
| References: Hendy et al. 2009, Carroll 1988, Lillegraven 1979, Ji et al. 2002, Nowak 1999 | |||||
Age range: Middle Chadronian or 37.00000 to 33.90000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Chadronian | Canada (Saskatchewan) | Ecclesimus mcdougalli (type locality: 16928) |