Brightia sp. (specimens 18-19)

Specimen Name: Brightia sp.
Specimen Code: 09CEPH00018-19
Acquisition Method: Gifted (date unknown)

Locale: Mikhailov, Ryazan, Russia
Formation: Unknown
Geologic Time Period: Jurassic Period

Taxonomy:
Eukarya – Animalia – Mollusca – Cephalopoda – Ammonoidea – Ammonitida – Ammonitina – Haploceratoidea – Oppeliidae – Hecticoceratinae – Brightia

Description of Each Specimen:

• Specimen 18: A tiny, pyritised ammonite; it has a smooth appearance on one side, and shows its ribs on the other
• Specimen 19: A tiny, pyritised ammonite with a hollow whorl in its centre and several druzy-like exposures

Measurements of Each Specimen:

• Specimen 18: 20mm x 15mm x 4mm
• Specimen 19: 16mm x 13mm x 3mm