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. 2024 Feb 29;12:e17003. doi: 10.7717/peerj.17003

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.