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Napora relica

Protozoa - Nassellaria - Ultranaporidae

Discussion

Description: Cephalis relatively large, hemispherical, imperforate, covered with layer of microgranular silica. Horn moderately long, triradiate with three narrow ridges alternating with three narrow grooves; each ridge terminating in long pointed spine. Axial part of horn also terminating in short spine and surrounded by long curved spines extending out from ridges. Thorax subhemispherical in outline, with mixture of tetragonal, pentagonal, and hexagonal pore frames arranged in five to six transverse rows; larger pore frames on middle portion of thorax. Aperture large, subcircular in outline. Feet long, tapering distally, triradiate with three narrow ridges alternating with three grooves, grooves wider proximally and narrow distally.

Etymology: Relicus-a-um (Latin, adj.) outstanding.

Taxonomy
Napora relica was named by Yeh (1987). Its type specimen is NMNS (000137) and is a 3D body fossil. Its type locality is Suplee-Izee area, OR-600M, which is in a Toarcian marine tuff/limestone in the Hyde Formation of Oregon.

Synonymy list
YearName and author
1987Napora relica Yeh p. 85 figs. Pl. 10, figs. 4, 17

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RankNameAuthor
—Life
—Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
subclassRadiolaria(Müller 1858)
RankNameAuthor
superorderPolycystina(Ehrenberg 1838)
orderNassellariaEhrenberg 1875
familyUltranaporidaePessagno 1977
genusNaporaPessagno 1977
speciesrelica

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.

†Napora relica Yeh 1987
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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: base of the Early/Lower Toarcian to the top of the Aalenian or 184.20000 to 170.90000 Ma

Collections (11 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Toarcian184.2 - 182.9USA (Oregon) Napora relica (type locality: 124331 124333)
Early/Lower Toarcian184.2 - 182.9Japan Napora relica (51710 124830)
Early/Lower Toarcian184.2 - 182.9Slovenia Napora relica (67150)
Middle Toarcian - Late/Upper Toarcian182.9 - 174.7Japan Napora relica (120005 120007 120008 120009 120010)
Aalenian174.7 - 170.9Japan Napora relica (120018)