Rarity, 105
Ray, John, 63
Sallows, 82
Sandy bank, 83
Saropoda, 93, 111
Scale, 33
Scrophularia, 36
Scutellum, 135
Scutum, 135
Segments, 96
Setting, 117
Sexual structure, 100
Shin, 135
Snail shells, 12, 57
Social species, 3, 4, 28
Solitary species, 3, 4, 6
Spade-like hairs, 69
Sphecodes, 13, 15, 17, 48, 97, 122
Spiders, 19
Stinging, 2, 38
Stings, 2, 32
Stipes, 74
{144}
Straws, 12
Structure, 132
Stylops, 77
Submentum, 74
Swarming, 29
Tarsi, 135
Tegula, 133, 138
Thigh, 135
Thorax, 125, 129
Tibia, 135
Tomtit, 42
Tongues, 15, 39, 44, 49, 66, 72
Trochanter, 135
Tubular entrance, 25