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Zhijinites

Cambroclavida - Zhijinitidae

Synonyms
Synonymy list
YearName and author
1978Zhijinites Qian
1984Kaiyangites Qian and Yin
1992Zhijinites Bengtson p. 1026
1997Zhijinites Conway Morris et al. p. 178
2002Kaiyangites Sepkoski, Jr.
2002Zhijinites Sepkoski, Jr.
2005Kaiyangites Yao et al. p. 700
2005Zhijinites Yao et al. p. 701
2010Zhijinites Parkhaev and Demidenko p. 907

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RankNameAuthor
kingdomAnimalia()
phylumProblematica
classCambroclavidaConway Morris and Chen 1991
RankNameAuthor
familyZhijinitidaeQian 1978
genusZhijinites

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.

Diagnosis
ReferenceDiagnosis
P. Y. Parkhaev and Y. Demidenko 2010"Small, up to 1 mm long nail-shaped sclerites, composed of discoid base (or shield) and subcentral long spine off going from base. Discoid base circular, oval, quadrangular, irregularly cordate, or violin-like in outlines, often thickened in central area. Spine pyramidal, straight or curved, with circular, oval, or crescent-like cross-section, perpendicular to basal shield, or inclined to 40°–50°. Base smooth externally or bears radial striae. Spine surface smooth or with transverse furrows and longitudinal ribs."