Cricotopus (Cricotopus) tremulus (Linnaeus, 1758)

Chamutiová, Tímea, Hamerlík, Ladislav & Bitušík, Peter, 2020, Subfossil chironomids (Diptera, Chironomidae) of lakes in the Tatra Mountains an illustrated guide, Zootaxa 4819 (2), pp. 216-264 : 233

Cricotopus (Cricotopus) tremulus - type ( Fig. 39 )

This is a new morphotype, not listed in Brooks et al. (2007).

Head capsule dark brown with black occipital margin and mandibular teeth. Teeth of mentum dark brown to black in colour; single narrow median tooth, equal to or only slightly wider than the first lateral tooth. Mandible with crenulated outer margin. Premandible with single tooth.

Figures

FIGURES 37–42. Cricotopus (Paratrichocladius) skirwithensis-type: 37—head capsule (arrow indicates first inner tooth of the mandible). C. (P.) skirwithensis-type: 38—detail of premandible). Cricotopus (Cricotopus) tremulus-type: 39—head capsule. Cricotopus/Orthocladius I: 40—head capsule. Diplocladius cultriger: 41—head capsule. D. cultriger: 42—detail of the head capsule (arrow indicates long and dense beard).