PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Yezoites puerculus

Cephalopoda - Ammonitida - Scaphitidae

Taxonomy

Scaphites puerculus was named by Jimbo (1894). It is not a trace fossil.

It was recombined as Otoscaphites puerculus by Matsumoto (1960); it was recombined as Yezoites puerculus by Yazykova et al. (2004) and Tanabe (2022).

Subspecies

Scaphites condoni appressus

Sister species lacking formal opinion data

Y. subplanus, Y. yonekurai

Synonyms

Yezoites planus was named by Yabe (1910). It is not a trace fossil.

It was recombined as Otoscaphites planus by Jones et al. (1978); it was recombined as Scaphites planus by Yazykova et al. (2004) and Jagt-Yazykova et al. (2021); it was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Yezoites teshioensis was named by Yabe (1910).

It was recombined as Otoscaphites teshioensis by Jones (1967); it was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Scaphites pittensis was named by Anderson (1958). It is a 3D body fossil. Its type locality is CAS Loc. 1293A - Millville [Member II], which is in a Turonian marine siliciclastic in the Redding Formation of California.

It was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Scaphites condoni was named by Anderson (1902).

It was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Scaphites roguensis was named by Anderson (1902).

It was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Scaphites inermis was named by Anderson (1902).

It was synonymized subjectively with Scaphites puerculus by Matsumoto (1960); it was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Scaphites (Otoscaphites) yabei was named by Wiedmann (1965).

It was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Scaphites yokoyamai was named by Jimbo (1894).

It was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Scaphites (Scaphites) obscurus was named by Alabushev (1989).

It was synonymized subjectively with Yezoites puerculus by Tanabe (2022).
Scaphites gracilis was named by Yabe (1910).

It was synonymized subjectively with Yezoites puerculus by Tanabe (2022).

Synonymy list

Year	Name and author
1894	Scaphites puerculus Jimbo
1894	Scaphites yokoyamai Jimbo
1902	Scaphites condoni Anderson p. 110 figs. Plate II, Figs. 58-63
1902	Scaphites roguensis Anderson p. 112 figs. Plate II, Figs. 67-70
1902	Scaphites inermis Anderson p. 113 figs. Plate III, Figs. 74-77
1910	Scaphites gracilis Yabe
1910	Yezoites teshioensis Yabe
1910	Yezoites planus Yabe p. 167 figs. pl.15, fig.14 a,b
1958	Scaphites pittensis Anderson p. 252 figs. Plate 19, figures 4, 4a
1960	Otoscaphites puerculus Matsumoto p. 172
1965	Scaphites (Otoscaphites) yabei Wiedmann
1967	Otoscaphites teshioensis Jones p. 27 figs. Pl 4, figs 15-18; text-fig 8
1978	Otoscaphites planus Jones et al.
1989	Scaphites (Scaphites) obscurus Alabushev
2004	Scaphites planus Yazykova et al. p. 298
2004	Yezoites puerculus Yazykova et al. p. 298
2021	Scaphites planus Jagt-Yazykova et al. fig. 6
2022	Yezoites puerculus Tanabe p. 244 figs. 5, 7.2-7.5, 9-11, 12.1,12.2, 13, 14

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Protostomia
—	Spiralia
superphylum	Lophotrochozoa
phylum	Mollusca
class	Cephalopoda	Cuvier 1797

Rank	Name	Author
subclass	Ammonoidea	()
order	Ammonitida
suborder	Ancyloceratina	Wiedmann 1966
superfamily	Scaphitoidea	(Gill 1871)
family	Scaphitidae	Gill 1871
subfamily	Otoscaphitinae	Wright 1953
genus	Yezoites
species	puerculus	(Jimbo 1894)

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Yezoites puerculus Jimbo 1894

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†Scaphites condoni appressus Anderson 1902

Invalid names: Scaphites (Otoscaphites) yabei Wiedmann 1965 [synonym], Scaphites (Scaphites) obscurus Alabushev 1989 [synonym], Scaphites condoni Anderson 1902 [synonym], Scaphites gracilis Yabe 1910 [synonym], Scaphites inermis Anderson 1902 [synonym], Scaphites pittensis Anderson 1958 [synonym], Scaphites roguensis Anderson 1902 [synonym], Scaphites yokoyamai Jimbo 1894 [synonym], Yezoites planus Yabe 1910 [synonym], Yezoites teshioensis Yabe 1910 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

aragoniteo

Environment:

marinec

Locomotion:

fast-movingo

Life habit:

nektonico

Diet:

carnivoreo

Vision:

well-developedc

Created:

2005-01-28 02:27:03

Modified:

2009-10-08 14:14:55

Source: o = order, c = class

References: Kiessling 2004, Kiessling 2003

Age range: base of the Early/Lower Turonian to the top of the Santonian or 93.50000 to 83.60000 Ma

Collections (78 total)

Time interval	Ma	Country or state	Original ID and collection number
Turonian	93.9 - 89.8	USA (California)	Otoscaphites puerculus (215285 215310 222092 222093) Scaphites pittensis, Scaphites inermis (44213) Scaphites roguensis, Scaphites inermis, Otoscaphites puerculus (215618)
Turonian	93.9 - 89.8	Japan	Otoscaphites puerculus (65022) Scaphites planus, Otoscaphites puerculus (69156 69164 69165 69167 69168 69170 69173 69174) Scaphites planus, Otoscaphites puerculus, Scaphites yokoyamai (69159 69160 69171)
Turonian	93.9 - 89.8	Japan (Hokkaido)	Scaphites planus, Otoscaphites puerculus (94687 94688)
Turonian - Coniacian	93.9 - 86.3	USA (Alaska)	Otoscaphites teshioensis (88889 88890)
Early/Lower Turonian	93.5 - 89.3	Russian Federation	Scaphites planus (220839 220840)
Early/Lower Turonian	93.5 - 89.3	Japan	Scaphites puerculus, Scaphites planus (86999) Yezoites puerculus (226884 226885 226886 226887)
Late/Upper Turonian	93.5 - 89.3	USA (California)	Scaphites condoni, Otoscaphites puerculus (222110)
Late/Upper Turonian	93.5 - 89.3	Japan	Yezoites puerculus (226898)
Late/Upper Turonian	93.5 - 89.3	Russian Federation	Scaphites planus (84215)
Late/Upper Turonian	93.5 - 89.3	USA (Oregon)	Scaphites condoni (86813)
Middle Turonian	93.5 - 89.3	Russian Federation	Yezoites puerculus (226949 226952 226953 226954) Yezoites puerculus, Scaphites planus (84216)
Middle Turonian	93.5 - 89.3	Japan	Otoscaphites puerculus (212914 212917) Scaphites planus, Otoscaphites puerculus (4877 69155 69163 69166 69169 69172) Scaphites planus, Otoscaphites puerculus, Scaphites yokoyamai (69154 69157 69158 69162 69175) Yezoites puerculus (212859 226888 226889 226890 226891 226892 226893 226894 226895 226896 226897 226945 226955 226956 226957 226958 226959 226960 226961 226962 226963 226964)
Middle Turonian	93.5 - 89.3	USA (Alaska)	Yezoites puerculus (51920)
Late/Upper Turonian - Coniacian	93.5 - 86.3	USA (California)	Otoscaphites puerculus (225445) Otoscaphites puerculus, Scaphites yokoyamai (225448)
Coniacian	89.8 - 86.3	Russian Federation (Sakhalin)	Yezoites puerculus (64574)
Santonian	86.3 - 83.6	USA (California)	Otoscaphites puerculus (86935)