1870
Diplocraterion parallelum — Torell, pp. 13
1870
Diplocraterion Lyelli n. sp. — Torell, pp. 13-14
1931
Diplocraterion lyelli Torell — Westergårg, pp. 9-11
1973
Diplocraterion sp. Torell — Wincierc, pp. 128, fig. Fig. 10.3
1973
Diplocraterion lyelli Torell 1870 — Bruun-Petersen, pp. 519-520, fig. 4C
1974
Diplocraterion parallelum Torell, 1870 — Fürsich, pp. 958, fig. text-fig. 5
1974
Diplocraterion parallelum Torell, 1870 — Fürsich, pp. 13, fig. Fig. 10-13
1975
Diplocraterion parallelum Torell 1870 — Fürsich, pp. 155, fig. figs. 9A-B, 10c, 12A, 16
1977
Diplocraterion parallelum Torell, 1870 — Pickerill, pp. 7, fig. 2j
1977
Diplocraterion parallelum Torell, 1870f — Chamberlain, pp. 12, fig. figs. 2f, 5f
1979
Diplocraterion parallelum Torell, 1870 — Palij et al., pp. 74, fig. LXVII 4
1979
Diplocraterion parallelum Torell, 1870 — Hofmann, pp. 40, fig. 13:B-E
1979
Diplocraterion parallelum Torell, 1870 — McCarthy, pp. 356, fig. figs. 6a-e, 9b
1984
Diplocraterion parallelum Torell, 1870 — Acher & Maples, pp. 450, fig. fig. 3E-G
1985
vertical Rhizocorallium — Howard & Singh, fig. 4a
1986
Diplocraterion parallelum Torell, 1870 — Clausen & Vilhjalmsson, pp. 55-56, fig. Pl II D,E
1986
Diplocraterion parallelum Torell, 1870 — Koch Clausen & Vilhjálmsson, pp. 55, fig. pl. 2, fig. D-E.
1989
Diplocraterion parallelum Torell, 1870 — Orłowski, pp. 223, fig. 18:6
1989
Diplocraterion parallelum Torell — Bjerstedt & Erikson, pp. 219, fig. fig. 13B
1990
Diplocraterion parallelum Torell,1870 — Fillion & Pickerill, pp. 33, fig. pl. 7, figs. 6-10
1990
Diplocraterion parallelum Torell, 1870 — Dam, pp. 129, fig. 7D,E, 8A
1991
Diplocraterion parallelum variety lingum — Ekdale & Lewis, pp. 268, fig. , figs. 7A, 8
1991
Diplocraterion parallelum variety arcum — Ekdale & Lewis, pp. 268, fig. figs. 7B, 9-10
1991
Diplocraterion parallelum variety quadrum — Ekdale & Lewis, pp. 269, fig. figs. 7C, 11
1991
Diplocraterion parallelum Torell, 1870 — Bromley & Hanken, fig. 3, 5-12
1996
Diplocraterion parallelum Torell, 1870 — Orłowski & Źylińska, pp. 401, fig. 10A-C
1997
Diplocraterion parallelum Torell, 1870 — Jensen, pp. 48, fig. 7 A, 1 DA, 33A
1998
Diplocraterion parallelum Torell, 1870 — Stanley & Pickerill, pp. 13, fig. 4:3
1998
Diplocraterion parallelum Torell 1870 — Fürsich, pp. 260
2000
Diplocraterion parallelum Torell, 1870 — Schlirf, pp. 168, fig. pl. 6, fig. 7, pl. 7 figs. 2-6; text fig. 22
2003
Diplocraterion parallelum Torell, 1870 — Bromley & Uchman, pp. 193, fig. Fig. 8
2003
Diplocraterion parallelum — Buck & Goldring, pp. 350, fig. 13C,D, text fig. 14
2003
Diplocraterion parallelum — Schlirf, pp. 130, 132, 140, fig. fig. 8
2004
Diplocraterion parallelum Torell, 1870 — Mikulaš et al., pp. 84, fig. X 1
2004
Diplocraterion parallelum — Mangano & Buatois, fig. figs. 3, 4f-g, 11
2005
Diplocraterion parallelum — Schlirf & Uchman, fig. fig. 9
2005
Diplocraterion parallelum. — Goldring et al., pp. 671, fig. figs. 5A-C, 6.
2006
Diplocraterion parallelum Torell, 1870 — Gaillard & Racheboeuf, pp. 1214, fig. 8.1-8.3
2006
Diplocraterion parallelum Torell 1870 — Fürsich et al., pp. 603
2007
Diplocraterion parallelum Torell, 1870 — Šimo & Olšavsky, pp. 167
2007
Diplocraterion — Šimo & Olšavsky, pp. 167, fig. fig. 4, 5, 6, 7b
2011
Diplocraterion parallelum Torell, 1870 — Schlirf, pp. 38-39, fig. 2-4
2018
Diplocraterion parallelum — Dorador et al., pp. 17, fig. 3C