Species: kingi WOODWARD, 1934
Etymology:

Holotype: BMNH P. 16445

Locality: Earnstrey Hall, Shropshire County, England, Southern United Kingdom.

Horizon:

Biostratigraphy: Traquairaspis symondsi Zone.

Biostratigraphy:

Age: Lower Dittonian, Gedinnian, Lochkovian Stage, Early Devonian Epoch, Early Devonian.

Material: Part of median plate.
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Species: graticulata DINELEY, 1953
Etymology:

Holotype: Palaeontologisk Museum, Oslo, no. D. 2664

Locality: Ben Nevis, Spitsbergen, Svalbard Island, Norway.

Horizon: Ben Nevis Formation, Red Bay Series.

Biostratigraphy:

Age: Lower Dittonian, Gedinnian, Lochkovian Stage, Early Devonian Epoch, Early Devonian.

Material: Part of a large median plate.
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Species: karatajuteae HALSTEAD TARLO, 1965
Etymology: In honor of Dr. V. Karatajute-Talimaa of the Geological Institute, Vilnius.

Holotype: Geological Institute, Vilnius, No. 5-1184

Locality: Borehole at 850.45m, Staciunai, Lithuania.

Horizon: Traquairaspis zone.

Biostratigraphy:

Age: Lower Dittonian, Gedinnian, Lochkovian Stage, Early Devonian Epoch, Early Devonian.

Material: Fragment of medina plate.

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Species: arctica LOEFFIER & DINELEY, 1976
Etymology: In reference to the Canadian Arctic.

Holotype: NMC 21600

Locality: 12 m above the floor of gorge east of Pressure Point, N. W., Somerset Island, Northwest Territories Province, Canadian Artic.

Horizon: Peel Sound Formation.

Biostratigraphy:

Age: Late Silurian to Lower or Middle Devonian.

Material: Incomplete dorsel sheild.

Referred material:

NMC 21601, 21602: Incomplete dorsal sheilds.