tripterus

[Prefix. tri-, and Gr. pteron a feather, a wing, anything winglike.] Palæont.: A genus of Fishes, order Sau rod i pterin i, from the Lower Devonian. trip-ter-yg-i-um, s . [Pref. tri- , and Gr. pteryg ion =a fin.] Ichthy.: A genus of Blenniide, with numerous species from tropical seas, the Mediterranean, Australia, and New Zealand. There are three distinct dorsal fins, the two anterior spinous. trip-tich, s. [TRIPTYCH.] trip-til-1-on, s. [Pref. tri-, and Gr. ptilon =a feather; so named from the three divisions of the pappus.] Bot.: A genus of Na aviese. Pretty annual Composites, sometimes cultivated in gardens. They are used in South America, on account of their dryne , as everlasting flowers.