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Spathites rioensis
Taxonomy
Spathites rioensis was named by Powell (1963). It is not extant. Its type locality is Cannonball Hill, which is in a Turonian marine limestone in the Ojinaga Formation of Mexico.
It was recombined as Spathites (Spathites) rioensis by Kennedy and Cobban (1988).
It was recombined as Spathites (Spathites) rioensis by Kennedy and Cobban (1988).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1963 | Spathites rioensis Powell |
1988 | Spathites rioensis Cobban p. 11 figs. 3M-O, 5A-L, 6A-N, 8 |
1988 | Spathites (Spathites) rioensis Kennedy and Cobban p. 603 fig. 3.5,3.6,3.11,3.12 |
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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.
†Spathites rioensis Powell 1963
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
---|---|---|---|---|---|---|---|
shell height | 3 | 44.2 | 32.6 | 65.0 | 40.8 | 16.8 | |
shell diameter | 3 | 89.1 | 68.0 | 130.0 | 80.0 | 32.9 | |
shell inflation | 3 | 16.9 | 12.9 | 19.5 | 19.2 | 3.73 |
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Source: o = order, c = class | |||||
References: Kiessling 2003, Kiessling 2004 |
Age range: Middle Turonian or 93.90000 to 89.80000 Ma
Collections (15 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Middle Turonian | Mexico (Chihuahua) | Spathites rioensis (type locality: 38965) | |
Middle Turonian | USA (New Mexico) | Spathites rioensis (88812 178722 178723 178724 178725 178726 178727 178728 178729 178730 178731 178732) Spathites subconciliatus (87812) | |
Middle Turonian | USA (Texas) | Spathites rioensis (178721) |