Materials
Complete information such as location, growth conditions and maturity of the cocoons was not available for all of the cocoons. Two Hyalophora euryalus cocoons were collected from San Diego County, California. Five Rothschildia hesperis cocoons were from Peru. Five Eupackardia calleta cocoons were collected from west Texas at Terrell County, Sanderson. No information was available on the seven R. lebeau cocoons. Six A. oculea cocoons were collected from Cochise County, Portal, Arizona. The two H. gloveri cocoons were from female insects collected from Cochise County, Arizona. The six C. multifenestrata cocoons were from female insects collected in San Luis Potosi, Mexico. One C. hercules cocoon was obtained from Netherlands.