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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Protohippinae (disused)
Taxonomy
Synonymy list
| Year | Name and author |
|---|---|
| 1907 | Protohippinae Gidley p. 867 |
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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.
Subfm. †Protohippinae Gidley 1907
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. W. Gidley 1907 | Teeth hypsodont; cement a functional part of thetoothcrown,atleastintheadultseries; digitformula3-3; lateraldigits(2dand 4th)notreachingthegroundsofarasknown; 1stand5thdigitsofforefootpresent butvestigial,beingrepresentedbynodulesofboneinalknownforms; orbitclosed behind.
Additional characters are: protoconule and metaconule large, crescentic in out- line and completely inclosing the pre- and post-fossettes respectively; protocone andhypoconesmallerthanmedian conules(plandml); metaconidandmetastylid subequal and completely divided internally by a continuous groove. |
Measurements
No measurements are available
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| Source: f = family, subc = subclass, c = class, subp = subphylum | |||||
| References: Ji et al. 2002, Carroll 1988, Hendy et al. 2009, Nowak 1991, Lillegraven 1979 | |||||
Collections
No collection or age range data are available