"Larva of Polypterus. e.g., Large external gill of the hyoid arch; Pc., pectoral fins; Pv., pelvic fins. The larva is drawn in a very characteristic attitude." -Thomson, 1916

Polypterus

"Larva of Polypterus. e.g., Large external gill of the hyoid arch; Pc., pectoral fins; Pv., pelvic fins.…

<i>Liparis lineata</i>. A fish of the genus <i>Liparis</i>; so called from their soft unctuous feel, and their habit of adhering to rocks by means of a ventral sucker.
<p>This illustration shows the sucker present on the underside of the fish, between the pectoral fins.

Snailfish - Sucker Between the Pectoral Fins

Liparis lineata. A fish of the genus Liparis; so called from their soft unctuous feel, and their habit…