Push-Ups - Close Triceps Position

How to do it

Lie on the floor face down and place your hands closer than shoulder width for a close hand position. Make sure that you are holding your torso up at arms' length.
Lower yourself until your chest almost touches the floor as you inhale.
Using your triceps and some of your pectoral muscles, press your upper body back up to the starting position and squeeze your chest. Breathe out as you perform this step.
After a second pause at the contracted position, repeat the movement for the prescribed amount of repetitions.

What muscles does the Push-Ups - Close Triceps Position work?: Mainly the triceps, with help from the chest, shoulders.
What equipment do I need?: Nothing but your bodyweight.
Is it good for beginners?: It is rated intermediate level.
How do I track progress on it?: Log each set and beat the weight or reps from last time. Liftrung shows your last set beside the next one and estimates your one-rep max from your sets.

Exercise descriptions: free-exercise-db, public domain.