Description: English: llustration of the head and anterior trunk rings of an adult male Rhino Pipefish, Histiogamphelus cristatus. Source: Fig 12, in Dawson (1984) Mem. Mus. Vict 45: 109. License: Public Domain. Date: 3 June 2018. Source:
http://fishesofaustralia.net.au/Home/species/3108. Author: Charles Eric Dawson.