Oktavites falx (Suess, 1851)

1851     Graptolithus falx — Suess, pp. 119, fig. 9:10a-b

1945     Spirograptus falx (Suess, 1851) — Přibyl, pp. 216, fig. 5:1-6

1946     Spirograptus falx — Přibyl, pp. 32, fig. 5:1-6

1952     Spirograptus falx — Münch, pp. 117, fig. 37b:4a-b

1967     Oktavites falx — Obut & Sobolevskaya, pp. 119, fig. 16:9-10

1976     Oktavites falx (Suess, 1851) — Sennikov, pp. 119-201, fig. 16:1-2

1982     non Monograptus falx (Suess, 1851) — Lenz , pp. 80, fig. 7N,P,Q; 24G-I

1988     Oktavites falx (Suess, 1851) — Obut et al., pp. 91, fig. X 1-4

1990     Oktavites falx (Suess) — Ge et al., pp. 152, fig. 64:3,6,9

1993     Oktavites? falx (Suess, 1851) — Loydell & Cave, fig. 8k-n

1998     Oktavites falx (Suess, 1851) — Štorch, pp. 124, fig. text fig 3, 11-12

1998     Oktavites falx (Suess) — Loydell et al., pp. 774, fig. 5h

2003     Oktavites falx (Suess) — Loydell et al., pp. 212, fig. 7b

2006     Oktavites falx (Suess, 1851) — Loydell & Nestor, pp. 600, fig. 8:2,4-10, 9