protection of nest by male, [181];
male sometimes assists in storing nest, [182];
order in which eggs hatch, [180].
Vespa germanica, [13].
—— maculata, [13].
Wesenberg, on habits of Bembex rostrata, [139].
Wheeler, W. M., on capture of ants by Aphilanthops frigidus, [176].
Williston, S. W., on habits of Ammophila yarrowii, [40].