Apatitic scale microfossils are a group of reticulate

phosphatic In chemistry, a phosphate is an anion, salt, functional group or ester derived from a phosphoric acid. It most commonly means orthophosphate, a derivative of orthophosphoric acid . The phosphate or orthophosphate ion is derived from phosphor ...

plates found in the Neoproterozoic () strata of the Fifteenmile Group, Yukon, Canada. They represent some of the earliest examples of biologically induced biomineralization, using the mineral

hydroxyapatite Hydroxyapatite, also called hydroxylapatite (HA), is a naturally occurring mineral form of calcium apatite with the formula Ca5(PO4)3(OH), but it is usually written Ca10(PO4)6(OH)2 to denote that the crystal unit cell comprises two entities. ...

References

Microfossils Neoproterozoic Canada {{paleo-stub