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Isoetites

Lycopodiopsida - Isoetales - Isoetaceae

Taxonomy
Isoetites was named by Münster (1842). It is not extant. Its type is Isoetites crociformis.

It was assigned to Isoetaceae by Lakhanpal et al. (1976), Hickey (1977), Chandra and Tewari (1991), McIver and Basinger (1993).

Species
I. brandneri, I. crociformis (type species), I. horridus, I. indicus, I. serratifolius
Species lacking formal opinion data
I. abundans

Synonymy list
YearName and author
1842Isoetites Münster
1976Isoetites Lakhanpal et al.
1977Isoetites Hickey
1991Isoetites Chandra and Tewari
1993Isoetites McIver and Basinger

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RankNameAuthor
kingdomPlantae
phylumLycopodiophytaScott 1900
classLycopodiopsidaBartling 1830
RankNameAuthor
orderIsoetales
familyIsoetaceae
genusIsoetitesMünster 1842

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.

G. †Isoetites Münster 1842
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†Isoetites brandneri Kustatscher et al. 2010
†Isoetites crociformis Muenster 1842
†Isoetites horridus Dawson 1883
†Isoetites indicus Bose and Roy 1964
†Isoetites serratifolius Bose and Roy 1964
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Pelsonian to the top of the Wasatchian or 244.24000 to 51.10000 Ma

Collections (31 total)


Time interval Ma Country or state Original ID and collection number
Pelsonian244.24 - 243.33Italy I. brandneri (154334)
Middle Jurassic - Late/Upper Jurassic174.7 - 143.1India I. sp. 1, I. sp. 2 (30127)
Middle Jurassic - Late/Upper Jurassic174.7 - 143.1India (Gujarat) I. serratifolius (229226 229325 229853 229854)
Bajocian - Callovian170.9 - 161.5USA (Oregon/Idaho) I. sp. (24792)
Neocomian143.1 - 125.77Australia (Victoria) I. abundans (33810 33813 33824 33854 33945)
Early/Lower Cretaceous143.1 - 100.5India (Gujarat) I. indicus (229188) I. serratifolius (32384 32386 32389 224620)
Late/Upper Aptian - Early/Lower Albian119.57 - 110.1India (Gujarat) I. indicus (32378)
Early/Lower Paleocene66.0 - 61.66USA (Montana) I. horridus (53691)
Paleocene66.0 - 56.0USA (North Dakota) I. horridus (43284)
Paleocene66.0 - 56.0USA (New Mexico) I. horridus (43150)
Paleocene66.0 - 56.0USA (Montana) I. horridus (40098)
Paleocene66.0 - 56.0USA (Colorado) I. horridus (53072)
Paleocene66.0 - 56.0USA (Wyoming) I. horridus (43215 57972)
Paleocene66.0 - 56.0Canada (Saskatchewan) I. horridus (34428)
Clarkforkian57.5 - 56.0USA (Wyoming) I. horridus (11386)
Wasatchian56.0 - 51.1USA (North Dakota) I. horridus (10806 10807 10973 10980)