Hasle Formation

Hasle Formation Stratigraphic range: Early Jurassic, 190 Ma PreЄ Є O S D C P T J K Pg N ↓
Underlies	Sorthat Formation
Overlies	Rønne Formation
Thickness	80-140 meters
Lithology
Primary	Siltstone, Sandstone
Location
Region	Bornholm
Country	Denmark

The Hasle Formation is a geologic formation on the island on Bornholm, Denmark. It is of early to late Pliensbachian age. Vertebrate fossils have been uncovered from this formation.^[1]^[2]

Vertebrates

Fish

Unidentified fin spines are known from this formation.^[1]

Color key

Taxon	Reclassified taxon	Taxon falsely reported as present	Dubious taxon or junior synonym	Ichnotaxon	Ootaxon	Morphotaxon

Notes
Uncertain or tentative taxa are in small text; ~~crossed out~~ taxa are discredited.

Genus	Species	Material	Notes	Images
Hybodus^[1]	H. reticulatus^[1]	unknown		Restoration of Hybodus
Hybodus^[1]	H. delabechei^[1]	unknown		Restoration of Hybodus
Lissodus	L. hasleensis sp. n.^[1]	unknown
Synechodus^[1]	S. occultidens^[1]	unknown
Paraorthacodus^[1]	P. sp^[1]	unknown
Agaleus^[1]	A. dorsetensis^[1]	unknown

Ammonites

Color key

Taxon	Reclassified taxon	Taxon falsely reported as present	Dubious taxon or junior synonym	Ichnotaxon	Ootaxon	Morphotaxon

Notes
Uncertain or tentative taxa are in small text; ~~crossed out~~ taxa are discredited.

Genus	Species	Material	Notes	Images
Aegoceras^[2]	A. centaurus^[2]	specimens^[2]	Later renamed Beaniceras centaurus, senior synonym of Aegoceras centaurus^[2]
	A. armatum^[2]	specimens^[2]
	A. capraius^[2]	specimens^[2]
	A. mangenesti^[2]	specimens^[2]
	A. pettos^[2]	specimens^[2]	Junior synonym of Coeloceras pettos, possible synonym of Coeloceras grenouillouxi^[2]
Uncertain	? Acanthopleuroceras sp. indet.^[2]	specimens^[2]
Apderoceras^[2]	A. aculeatum^[2]	specimens^[2]
Arnioceras^[2]	A. falcaries^[2]	specimens^[2]
Beaniceras^[2]	B. centaurus^[2]	specimens^[2]	Senior synonym of Aegoceras centaurus^[2]
Coeloceras^[2]	C. pettos^[2]	specimens^[2]	Senior synonym of Aegoceras pettos. Possible junior synonym of Coeloceras grenouillouxi^[2]
Coeloceras^[2]	C. grenouillouxi^[2]	specimens^[2]	Possible senior synonym of Coeloceras pettos^[2]
Paramicroderoceras^[2]	P. fila^[2]	specimens^[2]
Paramicroderoceras^[2]	P.? sp indet^[2]	specimens^[2]
Phylloceras^[2]	P. losconnbii^[2]	specimens^[2]
Phricedoceras^[2]	P. taylori^[2]	specimens^[2]
Platypleuroceras^[2]	P. brevispina^[2]	specimens^[2]
	P. submulticum^[2]	specimens^[2]
	P. caprarium^[2]	specimens^[2]
	P. spp. indet^[2]	specimens^[2]
Radstockiceras^[2]	R. hechingense^[2]	specimens^[2]
Tragophyloceras^[2]	T. numismale^[2]	specimens^[2]
Tragophyloceras^[2]	T. sp^[2]	specimens^[2]
Uptonia^[2]	U. lata^[2]	specimens^[2]
Uptonia^[2]	U. sp indet^[2]	specimens^[2]

See Also

List of fossiliferous stratigraphic units in Denmark

References

1 2 3 4 5 6 7 8 9 10 11 12 Rees, J. (1998). "Early Jurassic selachians from the Hasle Formation on Bornholm, Denmark" (PDF). Acta Palaeontologica Polonica. 43 (3): 43–439.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 Donovan, Desmond T. & Surlyk, Finn. "Lower Jurassic (Pliensbachian) ammonites from Bornholm, Baltic Sea, Denmark" (PDF). Geological Survey of Denmark and Greenland Bulletin. 1: 555–583.

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