Who were the princes of the elements?

An angel was designated as "prince" over each of the elements. Gabriel was the prince of fire and Jurkemi, prince of hail;1] Ridya, prince of rain; [2] Rahab, prince of the sea; [3] Lailah, prince of night [4] and also of conception;[5] Dumah, the angel of death.[6] Other princes are mentioned without names being attached to them; e.g., prince of the world [7] and prince of Gehinnom.[8]

footnotes [1] BT Pes. 118A
[2] BT Taan. A56
[3] BT B.B. 14B
[4] BT Sanh. 96A
[5] BT Nid. 16B
[6] BT Ber 18b
[7] BT Jeb. 16B
[8] BT Arach 15b