Table 3. List of all previously described members of Plectronoceratida and Protactinoceratida including their origin, type horizon and synonymy status according to this study.
| Original binomen | Revised species | Reference | Region | Type horizon |
|---|---|---|---|---|
| Palaeoceras mutabile | Palaeoceras mutabile | Flower (1954) | Texas | San Saba |
| Balkoceras gracile | Pa. mutabile | Flower (1964) | Texas | San Saba |
| Pa. undulatum | Pa. mutabile | Flower (1964) | Texas | San Saba |
| Plectronoceras exile | Pa. mutabile | Flower (1964) | Texas | San Saba |
| Cyrtoceras cambria | Plectronoceras cambria | Walcott (1905) | Shandong | Lower Yenchou (PT) |
| Pl. huaibeiense | Pl. cambria | Chen et al. (1979a) | Anhui | Lower Jiagou (PT) |
| Pl. liaotungense | Pl. cambria | Kobayashi (1935) | Liaoning | Lower Yenchou (PT) |
| Physalactinoceras bullatum | Sinoeremoceras bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Lunanoceras changshanense | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| L. precordium | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Ph. breviconicum | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Ph. changshanense | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Ph. compressum | S. bullatum | Chen & Teichert (1983) | Shandong | Wanwankou |
| Ph. globosum | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Ph. longiconum | S. bullatum | Chen & Teichert (1983) | Shandong | Wanwankou |
| Ph. subcirculum | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Protactinoceras magnitubulum | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Pr. lunanense | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Sinoeremoceras foliosum | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| S. zaozhuangense | S. wanwanense | Chen et al. (1979a) | Shandong | Wanwankou |
| W. lunanense | S. bullatum | Chen et al. (1979a) | Shandong | Wanwankou |
| Parapalaeoceras endogastrum | Sinoeremoceras endogastrum | Li (1984) | Zhejiang | Siyangshan |
| Ppa. sinense | S. endogastrum | Li (1984) | Zhejiang | Siyangshan |
| Paraplectronoceras inflatum | Sinoeremoceras inflatum | Chen et al. (1979a) | Anhui | Upper Jiagou |
| Acaroceras primordium | S. inflatum | Chen & Qi (1982) | Anhui | Middle Jiagou (LQ) |
| Jiagouceras cordatum | S. inflatum | Chen et al. (1979a) | Anhui | Upper Jiagou |
| L. compressum | S. inflatum | Chen et al. (1979a) | Anhui | Upper Jiagou |
| L. densum | S. inflatum | Chen & Qi (1982) | Anhui | Middle Jiagou (LQ) |
| L. longatum | S. inflatum | Chen & Qi (1982) | Anhui | Middle Jiagou (LQ) |
| Ppl. abruptum | S. inflatum | Chen et al. (1980) | Anhui | Upper Jiagou |
| Ppl. curvatum | S. inflatum | Chen et al. (1980) | Anhui | Upper Jiagou |
| Ppl. impromptum | S. inflatum | Chen et al. (1979a) | Anhui | Upper Jiagou |
| Ppl. longicollum | S. inflatum | Chen & Qi (1982) | Anhui | Upper Jiagou |
| Ppl. pandum | S. inflatum | Chen & Qi (1982) | Anhui | Upper Jiagou |
| Ppl. parvum | S. inflatum | Chen et al. (1980) | Anhui | Middle Jiagou (UQ) |
| Ppl. pyriforme | S. inflatum | Chen et al. (1979a) | Anhui | Upper Jiagou |
| Ppl. suxianense | S. inflatum | Chen et al. (1979a) | Anhui | Middle Jiagou (UQ) |
| Ppl. vescum | S. inflatum | Chen et al. (1980) | Anhui | Upper Jiagou |
| Rectseptoceras eccentricum | S. inflatum | Chen et al. (1979a) | Anhui | Upper Jiagou |
| S. anhuiense | S. inflatum | Chen et al. (1979b) | Anhui | Upper Jiagou |
| S. pisinum | S. inflatum | Chen et al. (1980) | Anhui | Upper Jiagou |
| Wanwanoceras exiguum | S. inflatum | Chen & Qi (1982) | Anhui | Middle Jiagou (LQ) |
| W. multiseptum | S. inflatum | Chen et al., 1979b | Anhui | Upper Jiagou |
| S. magicum | Sinoeremoceras magicum | Lu, Zhou & Zhou (1984) | Inner Mongolia | Sinoeremoceras Zone |
| Multicameroceras sibiriense | Sinoeremoceras sibiriense | Balashov (1959) | Southern Krasnojarsk | Ust-Kut |
| Eodiaphragmoceras sinense | Sinoeremoceras sinense | Chen et al. (1979a) | Shandong | Wanwankou |
| Hunyuanoceras shanxiense | Sinoeremoceras (?) shanxiense | Chen & Teichert (1983) | Shanxi | Upper Yenchou (LQ) |
| S. wanwanense | Sinoeremoceras wanwanense | Kobayashi (1931) | Liaoning | Wanwankou |
| Benxioceras rapidum | S. bullatum | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Mastoceras obliquum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ma. qiushugouense | S. bullatum | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Mu. cylindricum | S. wanwanense | Kobayashi (1933) | Liaoning | Wanwankou |
| Mu. multicameratum | S. wanwanense | Kobayashi (1931) | Liaoning | Wanwankou |
| Ph. benxiense | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ph. confusum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ph. cornutum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ph. niuxintaiense | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ph. papilla | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ph. planoconvexum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ph. rarum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ph. qiushugouense | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Ph. speciosum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| S. magnum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| S. taiziheense | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| Theskeloceras benxiense | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| T. subrectum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
| W. peculiare | S. wanwanense | Kobayashi (1933) | Liaoning | Wanwankou |
| W. peculiare curtum | S. wanwanense | Chen & Teichert (1983) | Liaoning | Wanwankou |
Note:
The list is alphabetically sorted after revised genus first, followed by accepted species (highlighted in bold). Junior synonyms are listed alphabetically after their respective senior synonyms. Abbreviations: PT, Ptychaspis-Tsinania Zone; LQ, lower Quadraticephalus Zone; UQ, upper Quadraticephalus Zone.