Szeptyckitheca andrzeji sp. nov. head A dorsal Ant. IV (white arrow points to chaeta present or absent) B dorsal Ant. III C dorsal Ant. II D dorsal Ant. I E anterior head chaetotaxy and eyes F labial and postlabial (ventral) chaetotaxy (right side) G maxillary outer lobe and sublobal plate (right side) H labial papillae and proximal chaetae alveoli (right side) I labrum J maxilla capitulum (right side) K mandibles apexes.