nests begun and deserted, [56];
locality study, [58];
intelligence, [305].
Tachysphex tarsata, [261].
Tachytes sp. ?, [248].
—— peptonica, [252].
Trypoxylon, immense numbers of spiders destroyed, [195].
—— albopilosum, [190].
—— bidentatum, [194].
—— rubrocinctum, [180];