1871
Graptolithus plumosus — Baily, pp. 23, fig. 1a-c
1943
Monograptus (Streptograptus) exiguus primulus — Bouček & Přibyl, pp. 7, fig. 1:4; text fig. 3e-f
1975
Monograptus exiguus primulus — Bjerreskov, pp. 62, fig. 9D; text fig. 18H
1990
Streptograptus plumosus (Baily, 1871) — Loydell, pp. 938, fig. 1: 3,8; text fig. 1
2014
Streptograptus plumosus — Maletz et al., pp. 178