1900
Cyrtograptus rigidus, Tullb. — Elles, pp. 409, fig. 24:2A-C
1914
Cyrtograptus rigidus, Tullberg — Elles and Wood, pp. 508, fig. 52:2a-c
1923
Cyrtograptus ellesi — Gortani, pp. 61
1945
C. Ellesi Gortani — Waterlot, pp. 94, fig. 49; 475
1991
Cyrtograptus ellesae Gortani, 1923 — Tomczyk, Urbanek et Teller, pp. 317, fig. 177:1
1994
C. perneri Bouček — Štorch, fig. 7F
1999
Cyrtograptus ellesae Gortani, 1923 — Zalasiewicz et Williams, fig. 10c
2004
Cyrtograptus ellesae Gortani, 1923 — Williams et Zalasiewicz, pp. 236-239, fig. 6A-M