Fossil Eggshell Collection
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family:
Hadrosauridae
238
Specimen Type:
Shell Fragments-Many
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura; Spheroolithidae
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
314
Specimen Type:
Shell Fragments-Many
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
2008094
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
N/A
314-1
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
2008094
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
N/A
314-2
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
2008094
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
N/A
365
Specimen Type:
Shell Fragments-Many
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
365-2
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
365-3
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
365-R
Specimen Type:
N/A
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
365-T
Specimen Type:
N/A
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
366
Specimen Type:
Shell Fragments-Many
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
369
Specimen Type:
Shell Fragments-Many
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
369-R
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
Rimocanaliculate / Prolatocanaliculate
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98071
Locality Formation:
Two Medicine
Locality Member:
Upper
Locality Age:
220
376
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
376-1
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
376-2
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377
Specimen Type:
Shell Fragments-Many
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-1
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-2
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-3
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-4
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-5
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-6
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-7
Specimen Type:
Shell Fragments-Many
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-8
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
377-9
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
86054
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
453
Specimen Type:
Shell Fragments-Many
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Prismatoolithidae
Pore System:
N/A
Morphotype:
Prismatic
Locality:
/ / / / /
2008047
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
265
490
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
2008067
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
265
588
Specimen Type:
Shell Fragments
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Maiasaura
Species:
peeblesorum
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / / / / / / /
Locality Formation:
Two Medicine;Lameta
Locality Member:
Upper;
Locality Age:
220
720
Specimen Type:
N/A
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Hadrosaurus
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
90062
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
265
720-1
Specimen Type:
N/A
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Hadrosaurus
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
90062
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
265
720-2
Specimen Type:
N/A
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Hadrosaurus
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
90062
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
265
722
Specimen Type:
Shell Fragment
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
N/A
Morphotype:
Prolatospherulitic
Locality:
/ / / / /
98103
Locality Formation:
Two Medicine
Locality Member:
N/A
Locality Age:
220
789
Specimen Type:
Shell fragments diagenetically altered
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
N/A
Pore System:
N/A
Morphotype:
Spherulitic - altered
Locality:
/ / / / /
98110
Locality Formation:
Judith River
Locality Member:
N/A
Locality Age:
220
789-1
Specimen Type:
N/A
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
Proloto/Rimo Canaliculate
Morphotype:
Prolatospherulitic - Altered
Locality:
/ / / / /
98110
Locality Formation:
Judith River
Locality Member:
N/A
Locality Age:
220
789-1-2
Specimen Type:
N/A
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
Proloto/Rimo Canaliculate
Morphotype:
Prolatospherulitic - Altered
Locality:
/ / / / /
98110
Locality Formation:
Judith River
Locality Member:
N/A
Locality Age:
220
789-2
Specimen Type:
N/A
Class:
Reptilia
Order:
Ornithischia
Family:
Hadrosauridae
Genus:
Indet.
Species:
indet.
Parataxon:
Spheroolithidae
Pore System:
Proloto/Rimo Canaliculate
Morphotype:
Prolatospherulitic - Altered
Locality:
/ / / / /
98110
Locality Formation:
Judith River
Locality Member:
N/A
Locality Age:
220
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parataxon
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order
Ornithischia (55)
family
Hadrosauridae (55)
genus
Hadrosaurus (3)
Indet. (25)
Maiasaura (25)
Maiasaura; Spheroolithidae (1)
Spheroolithus (1)
morphotype
Prismatic (1)
Prolatospherulitic (39)
Prolatospherulitic - Altered (8)
Spherulitic (2)
Spherulitic - altered (1)
Spherulitic ? (1)
pore system
Angusticanaliculate (1)
Prolatocanaliculate (1)
Proloto/Rimo Canaliculate (8)
Rimocanaliculate / Prolatocanaliculate (12)
nest structure
Nesting-site with remains of hatchlings (3)
embryo
Embryonic femur (1)
geochronology
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has media
Has media (12)
Does not have media (43)
