Head typical for Atlanticus. Pronotum flat above with a broad "U" shaped suture almost in the middle. Lateral keels rounded, lateral of the suture almost parallel and expanding immediately behind the fore margin to reach that margin and abruptly ampliate posteriorly, lateral of the bottom of the "U" shaped suture, to continue caudad moderately diverging to round into the arcuate posterior margin of the pronotum. Lateral lobes typical. Tegmina large, greater than the length of the pronotum and moderately broad and deep.