DOWNING] BURROWING SPIDER OF THE DUNES 



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Figs. 2 — The burrowing spider; 3 — The sand dug away to show the deep 

 burrow; 4 — The sand removed from the silken tube, leaving it standing; 5 — 

 The spider's hole with recently thrown out sand; 6 — The spider's worst 

 enemy; 7 — The spider disappearing down the wasp's hole; 8 — The wasp pack- 

 ing down the sand with hammer strokes of her abdomen. 



