The Barton Community College volleyball team finished the regular season Thursday night dropping a four-set conference match to Colby Community College.  With the loss the Cougars dropped to 12-18 overall and slipped into a third place tie at 9-5 with Colby in the conference and region standings.  Region VI playoff seedings will be announced on Friday with the Cougars assured a first round home playoff game on Tuesday at 6:30 p.m.   Winners of first round matches will advance to Wichita's Newman University for double-elimination play on Saturday and Sunday.