Saccostrea glomerata is not the primary subject of the video clip; the primary subject is Ambassis marianus (Yellow perchlet). Coral Sea, Schooling, Duration 22 seconds
The genera vermium exemplified by various specimens of the animals contained in the orders of the Intestina et Mollusca Linnaei :.London :Printed for the author by James Dixwell ..., and sold by John Sewell ..., B. White and Son ..., and P. Elmsley ...,1783-1788..biodiversitylibrary.org/page/29389828