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Lithomelissa

Protozoa - Nassellaria - Plagoniidae

Taxonomy
Lithomelissa was named by Ehrenberg (1847) [Sepkoski's age data: Tr m R]. It is extant. Its type is Lithomelissa microptera.

It was assigned to Nassellaria by Sepkoski (2002); and to Plagoniidae by Sharma and Takahashi (2007).

Species
L. microptera (type species), L. monoceras, L. tartari
Species lacking formal opinion data
L. gelasinus, L. heros, L. panus

Synonyms
Synonymy list
YearName and author
1847Lithomelissa Ehrenberg
1887Acromelissa Haeckel
2002Lithomelissa Sepkoski
2007Lithomelissa Sharma and Takahashi p. 822

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RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
RankNameAuthor
subclassRadiolaria(Müller 1858)
superorderPolycystina(Ehrenberg 1838)
orderNassellariaEhrenberg 1875
familyPlagoniidaeHaeckel 1881
genusLithomelissaEhrenberg 1847

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. Lithomelissa Ehrenberg 1847
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Lithomelissa microptera Ehrenberg 1854
Lithomelissa monoceras Popofsky 1913
Lithomelissa tartari Ehrenberg 1854
Invalid names: Acromelissa Haeckel 1887 [objective synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: silicap
Environment: marinep
Locomotion: passively mobilep
Life habit: planktonicp
Diet: omnivorep
Created: 2005-01-28 01:13:47
Modified: 2005-01-28 03:13:47
Source: p = phylum
Reference: Kiessling 1999

Age range

Maximum range based only on fossils: base of the Middle Triassic to the top of the Late/Upper Pleistocene or 246.70000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 237.0 Ma

Collections (47 total)


Time interval Ma Country or state Original ID and collection number
Middle Triassic246.7 - 237.0China L. panus, L. sp. A (131101)
Middle Toarcian - Late/Upper Toarcian182.9 - 174.7Canada (British Columbia) L. sp. A (71099)
Late/Upper Maastrichtian72.2 - 66.0Czech Republic L. aitai, L. heros (67451)
Late/Upper Maastrichtian72.2 - 66.0New Zealand (Marlborough) L. aitai, L. hoplites (95847 95887) L. aitai, L. hoplites, L. heros (95884 95885 95886 95888) L. heros, L. aitai, L. hoplites (95844 95845 95846 95848 95849) L. hoplites (95843)
Danian66.0 - 61.66New Zealand (Marlborough) L. aitai (95853 95858 95859 95865 95873 95900 95901 95906 95908) L. aitai, L. gelasinus (95907) L. aitai, L. heros (95891 95903 95905) L. aitai, L. hoplites (95883 95896 95897) L. aitai, L. hoplites, L. heros (95892 95893 95894 95902 95904) L. heros (95872 95875 95879) L. heros, L. aitai (95866 95877) L. heros, L. aitai, L. hoplites (95850 95878) L. hoplites (95851 95860)
Middle Pleistocene0.774 - 0.129Japan Dimelissa monoceras (233709)
Late/Upper Pleistocene0.129 - 0.0117Japan Dimelissa monoceras (233714)