Ancistroceras undulatum (Boll, 1857)

1857     Lituites undulatus Boll (n. sp.) — Boll, pp. 87-88, fig. Figs. 25a-c

1861     Cyrtoceras Odini Eichwald — Schmidt, pp. 473

1880     Ancistroceras undulatum (Boll) — Dewitz, pp. 386, 387–389, fig. Pl. 17:5

1881     Strombolituites undulatus (Boll) — Remelé, pp. 191-192, fig. text-fig. 1

1882     Strombolituites undulatus (Boll) — Remelé, pp. 117–119, fig. pl. 5, fig. 1

1884     Ancistroceras undulatum (Boll) — Noetling, pp. 128

1884     non Ancistroceras undulatum (Boll) — Noetling, fig. pl. 18, figs. 6, 6a

1885     Ancistroceras undulatum (Boll) — Holm, pp. 17–19, 21–24, 26, fig. pl. 3, fig. 2, pl. 4, fig. 1, 3–20

1888     Lituites (Ancistroceras) undulatus Boll — Schröder, pp. 169

1889     non Ancistroceras undulatum (Boll) — Rüdiger, pp. 44-45

1891     Ancistroceras undulatum (Boll) — Holm, pp. 38

1894     Ancistroceras undulatum (Boll) — Hyatt, pp. 510, 511

1926     Ancistroceras undulatum — Patrunky, pp. 120

1929     Ancistroceras undulatum — Foerste, pp. 272, fig. 41:1a,b; 3a,b; 4c,c, text fig. 3,4

1930     Anchistroceras undulatum (Boll) — Foerste, pp. 272, 273, fig. pl. 41, figs. 1A, B, 3A, B, 4A, B, C, pl. 42, figs

1942     Ancistroceras cf. undulatum (Boll) — Schindewolf, pp. 348, fig. text–fig. 4c

1953     Ancistroceras undulatum — Balashov, pp. 236, fig. XIV 5,6,7

1953     non Ancistroceras undulatum — Balashov, fig. 14:5,7

1958     Ancistroceras undulatum (Boll) — Sweet, pp. 129-130, fig. pl. 13, fig. 5, pl. 13, fig. 2, pl. 18, fig. 1.

1961     Ancistroceras undulatum (Boll). — Zuravleva, fig. pl. 12, fig. 2, 3

1971     non Ancistroceras undulatum (Boll) — Neben & Krüger, fig. pl. 17, fig. 1

1980     non Ancistroceras undulatum (Boll) — Qi, pp. 254, fig. pl. 2, fig. 6, text-fig. 5

1984     Ancistroceras undulatum (Boll) — Dzik, pp. 137, 138, fig. text–fig. 55.9

1987     non Ancistroceras cf. undulatum (Boll) — Chen, pp. 178, fig. pl. 6, fig. 18, text-fig. 38

2005     Ancistroceras? sp. — Evans, fig. pl. 6, fig. 17

2020     Ancistroceras undulatum (Boll, 1857) — Aubrechtova & Meidla, fig. Figs 5, 6