375614914be5978243eb289406ec928a

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Tristichograptus Jackson & Bulman, 1970

Source

Rank

genus

Names

1

Proc. geol. Soc. No. 1663: 108.

Dichograptidae
- Tristichograptus Jackson & Bulman, 1970
  - Tristichograptus ensiformis (Hall, 1859)
  - Tristichograptus wilkinsoni (Hall)