That's the nub of it.
关。
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And a specimen from Myanmar preserved little torn wing nubs that may indicate it had recently shed it's wings — which happens in some modern ants after a queen goes on a mating flight and settles down to start a new colony.
来自缅甸的一个标本保存了一些撕裂的小翼块,这可能表明它最近脱落了翅膀——这种情况发生在一些现代蚂蚁身上,在蚁后进行交配飞行并安顿下来开始新的蚁群之后。