Note 3 — Black widow spider (Lactrodectus mactans)
Reading edition
Thorp, Raymond W., and Woodson, Weldon D., Black Widow, America’s Most Poisonous Spider, University of North Carolina Press, 1945.
Reading edition
Thorp, Raymond W., and Woodson, Weldon D., Black Widow, America’s Most Poisonous Spider, University of North Carolina Press, 1945.