"It is," Murmex said, as simply as before.

Here we were interrupted by a yell from Tanno, as he leaned out of his litter.

"Are we going to take root here," he bawled, "like Phaethon's sisters? We were supposed to be journeying to Rome. We appear to be bound for Hades; we shall certainly reach it if we continue sinking into your Sabine mud!"

"Martius agreed to wait for me, if I was late," I shouted back to him. "I agreed to wait for him; I keep my word. If you choose, we'll get out of your way and let you pass on. We can catch up with you."

"Bah!" he roared. "No going it alone on a Sabine road for me! I'm tied to you hand and foot. But this waiting in the rain is no fun! Did you notice that man on horseback we passed on the road?"

"I did," I called back.

"Do you know who he is?"

"Never set eyes on him before," I replied.

"Do you know what he is?"

"No," I answered, "I do not. What is he, according to your conjecture?"