GB3D Type Fossils

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Fossil specimen : SM J 3303 – Undifferentiated Type

Taxonomy
Taxonomic Group

Kingdom Animalia

  Phylum Mollusca

    Class Cephalopoda

      Order Ammonitida

Fossil Name Perisphinctes (Alligaticeras) alligatus (Bean ms. Leckenby)
Type Status Undifferentiated Type
Name History

Perisphinctes (Alligaticeras) alligatus (Bean ms. Leckenby) – See Arkell, W.J. (1936b)

Alligaticeras alligatum (Bean-Leckenby) – See Buckman, S.S. (1911): Undifferentiated Type

Alligaticeras alligatum (Bean-Leckenby) – See Buckman, S.S. (1923)

Dichotomoceras alligatum (Bean-Leckenby) – See Buckman, S.S. (1921): Holotype

Perisphinctes alligatus (Bean-Leckenby) – See Buckman (1913)

Ammonites alligatus Leckenby (Bean ms.) – See Leckenby (1859): Holotype

Provenance
Registration No. J 3303
Collector Name not available
Donor or Associated Person Leckenby, John (1814-1877)
Held By Sedgwick Museum of Earth Sciences Logo Sedgwick Museum of Earth Sciences
Comments
Location
Country England
Locality Castle Rock, Scarborough, Yorkshire, England
Grid Reference Not available
Stratigraphy
Rock Unit Middle Oxford Clay
Biozone vertumnus
Geological Age

Callovian Age (Jurassic Period) (161.2 – 164.7 Ma B.P.)

References
References

Arkell, W.J. 1936 b. A monograph on the ammonites of the English corallian beds p. xlii pl. c, figs.4 a-c Buchman's figs. reproduced

Arkell, W.J. 1939 c. Quarterly Journal of the Geological Society of London vol. xcv (error for vol. xvc ??) p.180

Buckman 1913. Quarterly Journal of the Geological Society of London vol. lxix p.153

Buckman, S.S. 1911 - 1925. Yorkshire type ammonites vol. vii pp.6

Buckman, S.S. 1921. Yorkshire type ammonites pl. ccxii figs.1-4

Buckman, S.S. 1923. Yorkshire type ammonites vol. iv p.57

Leckenby 1859. Quarterly Journal of the Geological Society of London vol. xv p.9 pl. ii figs.2 a-b

Woods, H. 1891. Catalogue of the Type Fossils in the Woodwardian Museum, Cambridge. Henry Woods with preface by T. McKenny Hughes CUP. 180+xiv SPL: II. 16 p.121

Available Images

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/CAMSM/P862177.jp2

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/CAMSM/P862180.jp2

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Steroscopic photographs

/CAMSM/P862771.jp2

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