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Ptychagnostus akanthodes

Artiopoda - Agnostida - Ptychagnostidae

Taxonomy
Ptychagnostus akanthodes was named by Robison (1964).

It was recombined as Aotagnostus akanthodes by Öpik (1979).

Sister species lacking formal opinion data
P. atavus, P. burgessensis, P. ciceroides, P. coartatus, P. davidis, P. granulatum, P. hybridus, P. idmon, P. mesostatus, P. triangulatus, P. puncturosus, P. vinicensis
Entered
by P. Wagner on 2022-04-30

Synonymy list
YearName and author
1964Ptychagnostus akanthodes Robison p. 523 figs. pl. 79, figs. 1-7
1979Aotagnostus akanthodes Öpik p. 129
1984Ptychagnostus akanthodes Robison pp. 17 - 18 fig. 10

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—EcdysozoaAguinaldo et al. 1997
—Panarthropoda
phylumArthropodaGravenhorst 1843
RankNameAuthor
classArtiopodaHou and Bergstrom
orderAgnostidaSalter 1864
suborderAgnostinaSalter 1864
superfamilyCondylopygoideaRaymond 1913
familyPtychagnostidaeKobayashi 1939
genusPtychagnostusJaekel 1909
speciesakanthodesRobison 1964

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.

†Ptychagnostus akanthodes Robison 1964
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Diagnosis
No diagnoses are available