|Name||Silurian and/or Ordovician marine rocks, unit 4 (Northern Sierra Nevada)|
|Geologic age||Ordovician to Devonian|
Metamorphic > Metasedimentary > Metaclastic > Slate
Metamorphic > Metasedimentary > Metaclastic > Phyllite
Sedimentary > Clastic > Sandstone > Graywacke (Melange)
Sedimentary > Clastic > Sedimentary-breccia (Melange)
Sedimentary > Chemical > Chert (Melange)
Sedimentary > Carbonate > Limestone (Melange)Fossiliferous limestone blocks originally named Montgomery Limestone
|Comments||Northern Sierra Nevada. Melange composed primarily of slate and phyllite, with minor graywacke, chert, and limestone. Originally mapped as Taylorsville Fm. and Montgomery Ls; later assigned to Shoo Fly Complex|
|Stratigraphic units||Taylorsville Fm., Montgomery Limestone, Shoo Fly Complex|
Jennings, C.W., Strand, R.G., Rogers, T.H., Boylan, R.T., Moar, R.R., and Switzer, R.A., 1977, Geologic Map of California: California Division of Mines and Geology, Geologic Data Map 2, scale 1:750,000.
Jennings, C.W., 1985, An explanatory text to accompany the 1:750,000 scale fault and geologic maps of California: California Division of Mines and Geology, Bulletin 201, 197 p.
Lydon, P.A., Gay, T.E., Jr., and Jennings, C.W., 1960, Geologic map of California, Olaf P. Jenkins edition, Westwood sheet, scale 1:250,000.
Harwood, D.S., 1992, Stratigraphy of Paleozoic and lower Mesozoic rocks in the Northern Sierra Terrane, California: U.S. Geological Survey Bulletin 1957, 78 p., scale 1:250,000.
D'Allura, J.A., Moores, E.M., and Robinson, L., 1977, Paleozoic rocks of the northern Sierra Nevada: their structural and paleogeographic implications, in Stewart, J.H., Stevens, C.H., and Fritsche, A.E., eds., Paleozoic paleogeography of the western United States: Society of Economic Paleontologists and Mineralogists, Pacific Section, Pacific Coast Paleogeography Symposium 1, p. 395-408.
Grose, T.L.T., Saucedo, G.J., and Wagner, D.L., 1990, Geologic map of the Susanville quadrangle, Lassen and Plumas Counties, California: California Division of Mines and Geology, Open-File Report 91-1, 25 p., scale 1:100,000.
McMath, V.E., 1966, Geology of the Taylorsville area, northern Sierra Nevada, in Bailey, E.H., ed., Geology of northern California: California Division of Mines and Geology Bulletin 190, p. 173-183.