Boreoheptagyia rugosa

Author: (Saunders, 1930)

Diagnosis (n=1)
Exuviae about 3.7mm long.
Cephalothorax: Frontal setae absent. Thoracic horn small, brown, triangular (027b.jpg). Thorax dorsally anterior to the level of the thoracic horn usually nearly smooth. Median antepronotal setae 58µm long.
Abdomen: Hook row II absent. Points on the pleura of segment II no longer than those on the tergites; pleura VI-VIII not or scarcely darkened and not tightly pleated. Sternites I-VI unarmed; sternite VII with a narrow band of small points postero-medially.
Anal segment: Anal lobes small, shorter than segment VIII, with three strong, hooked, macrosetae (027c.jpg , 027d.jpg). At most one of the additional setae on the inner margin of the anal lobes, seta-like, the others, if discernible, reduced to minute spinules.

Species keys out at Page 533: Diamesinae 9 Boreoheptagyia of the Text Key.

(For more information see module IdentifyIt – file: Other subfamilies).

Ecological notes
Alpes maritimes; 120m asl.