ANONYMOUS, 1999
Locality: Bexhill, East Sussex County, England, Southern United Kingdom.
Horizon: Basel Wadhurst Clay, Lower Wealden Formation.
Biostratigraphy:
Age: Lower Valanginian Stage, Middle Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.
Material:
Number: Not given: Teeth.
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KOKEN, 1887
Locality: North Germany.
Horizon: Wealden Formation.
Biostratigraphy:
Age: Early Cretaceous.
Material:
Number: Not given: Caudal centra.
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NAISH & SWEETMAN, 2011
Locality: Pevensey Pit, Ashdown Brickworks, northwest of Bexhill, East Sussex County, England, Southern United Kingdom.
Horizon: Wadhurst Clay Formation, Hastings Group.
Biostratigraphy:
Age: Valanginian Stage, Middle Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.
Material:
Number: Not given:
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= cf. Hylaeosaurus sp POSMOSANU, 2003
Locality: Cornet, Bihor District, Romania.
Horizon:
Biostratigraphy:
Age: Early Cretaceous.
Material:
Number: Not given: Left scapula.
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= ?Hylaeosaurus sp SACHS & HORNUNG, 2013
Locality: Gerdemann clay-pit (now abandoned), NW of Gronau in Westfalen, Borken district, North Rhine-Westphalia State, northwestern Germany.
Horizon: "Wealden 6', Upper Osterwald Member, Bückebertg Formation.
Biostratigraphy: Pachycytheridea trapezoidalis ostracod subzone.
Age: Lower Valanginian Stage, Middle Neocomian Subepoch, Lower Early Cretaceous Epoch, Early Cretaceous.
Material:
DLM 537: Right cervico[pectoral lateral spine.
GPMM A3D3: Distal portion of a right humerus.
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SANZ, 1983
Locality: Salas de los Infantes, Burgos Province, Spain.
Horizon:
Biostratigraphy:
Age: Barremian-Albian Stage, Gallic Subepoch, Middle-Upper Early Cretaceous Epoch, Early Cretaceous.
Material:
Number: Not given: Dermal spike.
Note: Maybe Polacanthus according to BLOWS, 1996
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SEELEY, 1869
Locality: England, Southern United Kingdom.
Horizon: Cambridge Upper Greensand.
Biostratigraphy:
Age: Late Albian Stage, Middle Gallic Subepoch, Upper Early Cretaceous Epoch, Early Cretaceous.
Material:
Woodwardian Museum J 2d 10: 1-5 dermal armor.
Locality: Sussex, Brook, Isle of Wight County, England, Southern United Kingdom.Horizon: Tilgate, Wealden Formation.
Biostratigraphy:
Age: Early Cretaceous.
Material:
Woodwardian Museum J i 8: 1-6 dermal scutes.
Woodwardian Museum J J i 8: 1 axis.
Woodwardian Museum J J i 8: 12 dermal plate.
Woodwardian Museum J J i 9: 21 sacral vertebra.
Woodwardian Museum J Cases LXXIX-XCV
Woodwardian Museum J 5: Cast of tibia.