1892
Monograptus ansulosus n. sp. — Törnquist, pp. 23, fig. 2:16-17
1993
Streptograptus ansulosus (Törnquist, 1892) — Loydell, pp. 88, fig. 14-16
2003
Streptograptus ansulosus (Törnquist) — Loydell et al., pp. 210, fig. 5k
2004
Streptograptus ansulosus (Törnquist, 1892) — Loydell et Maletz, pp. 71, fig. 3