pyrenocyte

Etymology
"We propose that these cells be termed “pyrenocytes,” derived from the Greek words “pyren” (πυρην, the pit of a stone fruit) and “cyte” (κυτος, cell)." https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2234067/

Noun

 * 1) A transient cell derived from an erythroblast by removal of the nucleus.