—— spinolæ, [119];

less numerous progeny than other wasps, [120];

habit of feeding young from day to day, [120];

quarrelsome habits, [129];

tolerance of parasites, [132];

number of parasitic larvæ found in nests, [133];

experiment to determine number of nests visited by female at one time, [139];

teasing Tachysphex, [262].

Bouvier, note on locality sense of Bembex labiatus, [124].

Brehm, on mutilation of spiders by Agenia punctata, [243].