Answer
John Edward Gray used the abbreviation J.E. Gray to cite his name in botanical and zoological nomenclature. He was a prolific 19th-century British zoologist and botanist who described numerous species and made significant contributions to the fields of herpetology and ornithology. By using the abbreviation J.E. Gray, he established a standardized and recognizable way to attribute his work and discoveries in scientific publications, ensuring proper credit for his contributions.