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Nephranops (Maternia) dillanus

Trilobita - Phacopida - Phacopidae

Taxonomy
Phacops (Nephranops) incisus dillanus was named by Richter and Richter (1926). Its type specimen is SMF RX 566b, a cephalon/head, and it is a 3D body fossil. It is the type subspecies of Nephranops (Maternia).

It was recombined as Nephranops dillanus by Richter and Richter (1926) and Feist (2009); it was recombined as Nephranops (Maternia) dillanus by Feist (2019).

Synonymy list
YearName and author
1926Nephranops dillanus Richter and Richter
1926Phacops (Nephranops) incisus dillanus Richter and Richter p. 180 figs. pl. 10, figs 76–79
2009Nephranops dillanus Feist p. 14
2019Nephranops (Maternia) dillanus Feist pp. 8 - 10

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Ecdysozoa
—Panarthropoda
phylumArthropodaLatreille 1829
subphylumArtiopoda(Hou and Bergstrom)
RankNameAuthor
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
suborderPhacopinaStruve 1959
superfamilyPhacopoideaHupe 1953
familyPhacopidaeHawle and Corda 1847
genusNephranopsEmmrich 1839
subgenusMaternia(Richter 1926)
speciesdillanus(Richter and Richter 1926)

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.

†Nephranops (Maternia) dillanus Richter and Richter 1926
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Diagnosis
ReferenceDiagnosis
R. Feist 2019Anterior outline of glabella widely elliptical; frontal glabellar lobe slightly overhanging medially without overhanging anterior border; hypostome with straight converging posterior edges, pointed behind; vincular furrow deep with wide parabolic curvature, slightly widening distally, postvincular doublure concave, three times longer than vincular furrow (sag.); thoracic axial rings with swollen lateral lobes; pygidium transverse, short, evenly curved behind, axis with narrow parabolic posterior outline, pleural region moderately vaulted with thin marginal rim present antero-laterally.