percine

From Latin perca (“perch”) +‎ -ine

percine (not comparable)

1. (rare, obsolete) Resembling a perch (the fish).
   • 1885, William Alexander Forbes, “The Last Journal of W.A. Forbes”, in The Collected Scientific Papers of the Late William Alexander Forbes‎, R.H. Porter, page 468:

     Got two fine Malapterursus and a Percine form from the natives.

percine (plural percines)

1. (rare) A fish in the genus Perca.
   • 1867, United States Dept. of Agriculture, “Economical American Freshwater Fishes”, in Report of the Commisioner of Agriculture for 1866‎, Washington: Government Printing Office, page 405:

     The Percines, or typical perches, are recognizable by the elongated form of the body, and the numerous spines of the first or spinous dorsal fin

2. (biochemistry) A protamine found in the sperm of yellow perch Perca flavescens
   • 2012, Christoph Scholtissek; B.M. Richards, R. Vendrely, C. Vendrely, D.P. Bloch, Chemistry and Cytochemistry of Nucleic Acids and Nuclear Proteins, Springer, →ISBN, page 16:

     An other type of diprotamine contains arginine and histidine: the percine [from the perch, Perca flavescens] belongs to this group.

• Pernice, creepin', increep