Form described by Langton, 1991
Diagnosis
Exuviae 4.1-5.5mm long (n=6).
Cephalothorax: Frontal setae on frontal apotome, 35-55µm long. Thoracic horn smooth or with minute spinules apically. Thoracic horn toothed. Thoracic horn club-shaped with a narrow neck. Thoracic horn elongate oval, small-toothed, 87-125µm long (086g.jpg). ThR 3.8-6.3 (n=6). All thoracic setae very small and fine; precorneal setae 60-110µm long. Precorneal setae not on conspicuous mounds.
Abdomen: Length hook row II 0.50-0.58 of width tergite II (n=2); hooks 67-140 (n=3). Small pedes spurii B present on segment II (086h.jpg). Median point patch of tergites III and IV widely separated from the posterior transverse band. Point patches absent on tergites VII and VIII.
Anal segment: Anal lobe ratio 1.4-1.6 (n=3). Anal lobes without fringe. Length of anal macrosetae 0.32-0.38 length of the anal lobe (n=5).
Form keys out at Page 918: Orthocladiinae 329 Cricotopus of the Text Key.
Distribution
England.
(For more information see module IdentifyIt – file: Orthocladiinae).
Ecological notes
Fens.