I feared my unique relationship with Martha was terminally damaged and if so, I was heartbroken.
In Glyptodon (with which Schistopleurum is identical) the tailsheath consists of a series of coronet-like rings, gradually diminishing in diameter from base to tip. Daedicurus, in which the tailsheath is in the form of a huge solid club, is the largest member of the family; in Panochthus and Sclerocalyptus (Hoplophorus) the tail-sheath consists basally of a small number of smooth rings, and terminally of a tube.
But if you're really terminally curious, you can check out Section C.6.1
I thought it was far and away the most exciting event during an otherwise terminally dull race.
These people end up feeling a great desperation in their quest, either feeling not worthy enough or terminally blocked in some way.