2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/6532I use integral field and long-slit spectra from the AAT and the Magellan telescope to investigate the kinematics of several clumps, recently identified along the prominent tidal tail of CG J1720-67.8 and suggested as possile tidal dwarf galaxy (TDG) candidates. A comparison of photometric and spectroscopic data with evolutionary synthesis models suggests burst ages of ~ 6 Myr for these clumps/TDG candidates.3 pages, uses newpasp.sty. To appear in "Recycling Intergalactic and Interstellar Matter" IAU Symposium Series, Vol. 217, 2004. Eds. Pierre-Alain Duc, Jonathan Braine and Elias BrinksAstrophysicstext