Alva C. Ellisor (1892-1964)

Alva Ellisor

Alva Christine Ellisor. Images from Ferguson, 1981, courtesy of BEG and AAPG.

One of the first female stratigraphers, a student of Francis L. Whitney.

Worked mainly in the Cretaceous and Tertiary periods of the Gulf Coast.

Took charge of Humble Oil’s first paleontology lab in the early 1920’s.

Her study of foraminifera indicated Oligocene-aged coral reefs on the Damon Mound salt dome in Brazoria County.

Some of her specimens are contained in the NPL’s Type Collection.

Learn more about Ellisor from Teas in Bull. Am. Pet. Geol. #49 (4): p.467-471.