Fig. 57. Shark-sucker (Echeneis naucrates).
Fig. 58. Common Sun-fish (Mola mola).

Field book of giant fishes, by J. R. Norman and F. C. Fraser. With 8 plates in full color and over 100 drawings by W. P. C. Tenison.
Date 1949
Source http://www.biodiversitylibrary.org/page/6278981
Author Fraser, F. C.; Norman, J. R.
Source: https://commons.wikimedia.org/wiki/File:Field_book_of_giant_fishes_(Page_175,_Figs._57-58)_BHL6278981.jpg

The live sharksucker or slender sharksucker (Echeneis naucrates) is a species of marine fish in the family Echeneidae, the remoras. Echeneis naucrates is considered as circumtropical, as it occurs in all tropical and warm temperate waters around the world.

The ocean sunfish or common mola (Mola mola) is the heaviest known bony fish in the world. The ocean sunfish is native to tropical and temperate waters around the globe. Mola mola resembles a fish head with a tail, and its main body is flattened laterally.