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Drulanta bella

Protozoa - Nassellaria - Hsuidae

Discussion

Original description: Test as with genus, small, subcylindrical, with six to seven post abdominal chambers. Cephalis conical without horn. Thorax and subsequent chambers trapezoidal or rectangular in out line, increasing slightly in width as added. Earlier chambers sparsely perforate, covered with layer of microgranular silica. Post-abdominal chambers with thin to medium costae. About eight to ten costae visible laterally.

Etymology: Bellus-a-um (Latin, adj.) lovely.

Taxonomy
Drulanta bella was named by Yeh (1987). Its type specimen is NMNS (000101) and is a 3D body fossil. Its type locality is Suplee-Izee area, OR-589D, which is in a Toarcian marine mudstone/limestone in the Snowshoe Formation of Oregon.

Sister species lacking formal opinion data

Synonymy list
YearName and author
1987Drulanta bella Yeh p. 71 figs. Pl. 27, figs. 5, 13, 15, 17, 26

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RankNameAuthor
Life
Eukaryota()
classProtozoaGoldfuss 1820
subphylumSarcodinaSchmarda 1871
classReticulareaLankester 1885
subclassRadiolaria(Müller 1858)
RankNameAuthor
superorderPolycystina(Ehrenberg 1838)
orderNassellariaEhrenberg 1875
superfamilyArchaeodictyomitraceaPessagno 1976
familyHsuidae
genusDrulantaYao 1982
speciesbella

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.

Drulanta bella Yeh 1987
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Diagnosis
No diagnoses are available