Kepner WA, Carter JS 1931 (citation)- Kepner WA, Carter JS, Hess M 1933 (citation)- observations on life history, etc. Kepner WA, Ferguson FF, Stirewalt MA 1941 (citation)- brief comment on hypodermic impregnation in. Marcus E 1945 (citation)- gives Stenostomum oesophagum as a synonym of S. grande. Marcus E 1945 (citation)- again mentions in connection with Stenostomum grande, p 45.