25Fossil sites
Naifa Formation
Naifa Formation in Yemen: 25 fossil sites. Typical age: 155–143 million years (Jurassic).
25Fossil sites
87Finds
155–143 million yearsTypical age
JurassicMain period
Where its fossils were found
Jurassic
By geological period
Jurassic25
What was found
Ammonites · 87Pachysphinctes, Aspidoceras, Lithacoceras, Taramelliceras, Laevaptychus, Simaspidoceras, Idoceras, Katroliceras, Paryphoceras, Orthosphinctes, Torquatisphinctes, Schaireria, Hybonoticeras, Nebrodites, Larcheria, Pachysphinctes (Virgatosphinctes)
Towns with the most fossil sites nearby
Other formations of the same period
Jurassic