Fossils from the Rillito River

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Phylum: Arthropoda
Subphylum: Trilobita
Trilobite Pygidium
High Resolution Image
Location: Rillito River
Age: Unknown
Formation: Unknown
Phylum: Echinodermata
Echinoid Debris

Location: Rillito River.
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Bryozoa
Class: Stenolaemata
Order: Fenestrata
Bryozoa
Location: Rillito River
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Brachiopoda
Class: Articulata
Brachiopod with Echinoid DebrisLocation: Rillito River.
Age: Pennsylvanian/Permian?
Formation: Earp?
High Resolution Image
Phylum: Brachiopoda
Class: Articulata
Spiriferid Brachiopod
Location: Rillito River.
Age: Pennsylvanian/Permian?
Formation: Earp?
High Resolution Image
Phylum: Brachiopoda
Class: Articulata
Brachiopod with Echinoid DebrisLocation: Rillito River.
Age: Pennsylvanian/Permian?
Formation: Earp?
High Resolution Image
Phylum: Brachiopoda
Class: Articulata
BrachiopodLocation: Rillito River.
Age: Pennsylvanian/Permian?
Formation: Earp?
High Resolution Image
Phylum: Echinodermata
Crinoid Sections

Location: Rillito River.
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Echinodermata
Crinoid Sections

Location: Rillito River.
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Echinodermata
Crinoid Sections

Location: Rillito River.
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Bryozoa
Branching Bryozoa in Cross-Section
Location: Rillito River
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Echinodermata
Echinoid Debris

Location: Rillito River.
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Echinodermata
Crinoid Stem

Location: Rillito River.
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Bryozoa
Branching Bryozoa
Location: Rillito River
Age: Paleozoic
Formation: Unknown
High Resolution Image
Phylum: Protozoa
Order: Foraminiferida
Suborder: Fusulinina
Family: Fusulinidae
Fusulinids
Location: Rillito River
Age: Pennsylvanian?
Formation: Horquilla Limestone
High Resolution Image
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