Masked Anthophora, [168]
Mason-bee (see also the varieties below), [5]–6, [69], [78]–79, [83], [87], [113], [115]–117, [155], [159], [225], [246]
Mason-bee of the Pebbles (see [Mason-bee of the Walls])
Mason-bee of the Sheds, [111]–113, [163]–166
Mason-bee of the Shrubs, [75], [167]
Mason-bee of the Walls, [6], [9], [165], [167], [220]–222, [229], [233]
Measuring-worm (see [Looper])