The phrase "an ancient type of" is correct and usable in written English.
It can be used when describing something that belongs to a historical or long-established category or classification.
Example: "The archaeologists discovered an ancient type of pottery that dates back to the early civilization."
Alternatives: "a historical form of" or "a long-established kind of".
Cyanobacteria are an ancient type of marine bacteria that, like other phytoplankton, capture and store solar energy through photosynthesis.
As ostriches are an ancient type of bird, this similarity suggests that the separation between REM and deep sleep may have evolved recently in birds and mammals.
Boyden found a gene called "arch" in an ancient type of bacteria, which responds to yellow light and a gene called "mac" in a fungus that responds to blue light.
They believed an ancient type of black magic was responsible for possessing Michael.
The perceived mystery of life on the "Forbidden Island" has generated speculation over the years, but Bruce Robinson told ABC News that, "While it is an ancient type of culture, they're a very modern type of people".
This suggests that it may represent an ancient type of hexokinase that has been lost in seed plants.
The only known paternally expressed and maternally repressed gene, PHERES1 (PHE1), which encodes an ancient type I class of MADS-box protein, is under the direct epigenetic control of PcG proteins [42, 43], and the expression of MEA is causal to the parent-of-origin-dependent expression of PHE1 [44].
This WA-314-specific prophage encodes a PilV-like protein (locus tag: YWA314_12491), which may be a part of an ancient type IV pil operon, and contains a Shufflon N-terminal region highly similar to adhesion exoproteins in Y. enterocolitica subsp. palearctica and in Y. intermedia.
A kinase without a lid domain is thought to be the ancient type of kinase.
The unexpected complexity of man's ancestor raises some troubling questions for evolutionary biology.Within the animal kingdom, the simplest and most evolutionarily ancient type of nervous system is a diffuse neural net, in which one type of nerve cell, mediating both sensation and movement, is spread throughout an organism.
To make tuxca, more than 20 different varieties of different agaves are used to make this ancient type of mescal, and since it is made near a volcanic region and fermented in volcanic stone, it has a bit of a volcanic and mineral taste to it.
