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Taxon: Species †Irregulareaspis stensioi Zych, 1931 (fish)
 Entity: 

Authorship

SN2000 author citation:  Zych, 1931, orth. corr.
Original name, rank & combination:  Zych, W. 1931. Fauna Ryb Dewonu i Downtonu Podola: 83. ["stensiö'i"].
Subsequent spelling:  Denison, R.H. 1964. Fieldiana: Geol. 13 (5): 402 ("Zych"). ≡
Subsequent spelling:  Obruchev, 1964: 58, fig. 17.

Attributes

Unjustified emendation (nom. illeg.: nom. van.) [ICZN, 1999: Art. 33.2.3] Ref: A. Blieck & N. Heintz, 1983. Polar Res. 1: 52 ("emend. Denison (1964: 402) and Obruchev (1964: 58)"). [false].
Justified emendation (: orth. corr.) [ICZN, 1999: Art. 33.2.2] Ref: S.J. Brands (comp.), 1989-present. Syst. Nat. 2000: 14 Mar 2024.

Types

Type of: †Irregulareaspis (Genus) Zych, 1931 Ref: R.H. Denison, 1964: 401. [new]

Variants

Correct spelling: †Irregulareaspis stensioei Blieck & Heintz, 1983, nom. illeg. Ref: A. Blieck & N. Heintz, 1983: 52. [new]
Incorrect spelling: †Irregulareaspis stensiö'i Zych, 1931, orth. inval. Ref: R.H. Denison, 1964: 402. [new]
Incorrect spelling: †Irregulareaspis stensioei Blieck & Heintz, 1983, nom. illeg. Ref: R.H. Denison, 1964: 402. [14 Mar 2024]. [inferred]
Incorrect spelling: †Irregulareaspis stensiöi Brotzen, 1936, orth. inval. Ref: R.H. Denison, 1964: 402. [14 Mar 2024]. [inferred]

Combinations

Incorrect combination: †Irregulaspis stensioi Brotzen, 1936, comb. inval. Ref: R.H. Denison, 1964: 402. [new]
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Last updated: 21 Sep 2025