Monola Formation

Monola Formation
Monola Formation
Stratigraphic range: Middle Cambrian PreꞒ Ꞓ O S D C P T J K Pg N
Type	Formation
Overlies	Mule Spring Limestone
Lithology
Primary	Shale
Other	Clay, Mudstone, Limestone, Siltstone
Location
Region	California
Country	United States

PrimaryShale

The Monola Formation is a geologic formation in California. It preserves fossils dating back to the Cambrian period.

Genus	Species	Notes
Alokistocare^[3]	Alokistocare sp.	Ptychoparid trilobite.
Syspacephalus^[3]	Syspacephalus sp.	Ptychoparid trilobite.
Paraantagmus^[2]	P. latus	Ptychoparid trilobite.
Amecephalus^[2]	A. arrojosensis	Ptychoparid trilobite.
Mexicella^[2]	M. robusta	Ptychoparid trilobite.
Onchocephalites^[2]	O. laevis O. resseri	Ptychoparid trilobite.
Syspacephalus^[2]	S. variosus S. granulosus (?)	Ptychoparid trilobite.
Tonopahella^[2]	T. goldfieldensis T. walcotii (?)	Ptychoparid trilobite.
Nyella (?)^[2]	N. (?) plana	Ptychoparid trilobite.
Glossopleura^[3]	Glossopleura sp.	Corynexochid trilobite.
Oryctocephalus^[3]^[2]	Oryctocephalus sp. O. orientalis O. indicus O. nyensis	Corynexochid trilobite.
Microryctocara^[2]	M. nevadensis	Corynexochid trilobite.
Bathyuriscus^[2]	Bathyuriscus sp.	Corynexochid trilobite, previously reported as Wenkchemnia sulcata and W. spinicollis.
Ogygopsis^[3]	Ogygopsis sp.	Dorypygid trilobite.

Paleobiota

Monola Formation
Stratigraphic range: Middle Cambrian PreꞒ Ꞓ O S D C P T J K Pg N ^[1]
Type	Formation
Overlies	Mule Spring Limestone
Lithology
Primary	Shale
Other	Clay, Mudstone, Limestone, Siltstone
Location
Region	California
Country	United States