part of hypocranium hypostomal ridge Fig 35,36,37,38,39,40,41 Abbr: HR in ISBN:0-937548-00-6. TGMA:0001199 TGMA:0001199 The intercranial ridge associated with the hypostomal suture. In mosquito larvae, faint or undeveloped from the postcoila to the point near where the lateralia approach the anterolateral corner of the submentum, well-marked for at least a short distance posteriorly along the border between the lateralia and the submentum; sometimes clearly marked to its termination at the posterior tentorial pit; often faint or absent posteriorly. default_namespace