1854
Lituites angulatus — Saemann, pp. 166-167, fig. 21:1a-b, nichtc-d
1877
Discoceras angulatum — Barrande
1884
Trocholites angulatus — Hyatt, pp. 267
1891
Lituites angulatus — Schröder, pp. 25-26
1894
Schroderoceras angulatum — Hyatt, pp. 460
1930
Schroderoceras angulatum (Saemann) — Teichert, pp. 276
1934
Schroderoceras angulatum (Saemann) — Strand, pp. 37, fig. 2:3; 4:4
1953
Schroderoceras angulatum (Saemann) 1853 — Balashov, pp. 263, fig. XIII 1, 2
1957
Discoceras angulatum — Mutvei, fig. 8; text fig. 12,