The following specimens were found in 2003-2005 in China on the Tibetan Plateau (see map). Further details see  Plank (2010)

Acricotopus indet 1

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• premandible: 2 (or 1 with an incision)
• seta S1: 2 (bifid)
• mandible: 4-1-0-2 (inner-apical-outer-surface) large incised surface teeth/plate
• mentum: middle 2, lateral 7 teeth (2 are hidden behind the 1st lateral), beard present
• submental setation below 3.5st lateral teeth
• seems to be a 4th instar

Chironomidae indet 1

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• mentum: 1 median tooth, 6 lateral
• mandible: 3-1-1-3 (inner-apical-outer-surface)
• postoccipital margin: lateral a broad ligament
• antenna: not available

Chironomidae indet 2

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• mentum: 1 median tooth, 6/7 lateral;
• mandible: 3-1-0-2 (inner-apical-outer-surface) large surface teeth;
• premandible 2; seta S1 bifid but incised;
• postoccipital margin: dark brown
• antenna 5-segments, RO in the lower 3rd of segment 1

Cricotopus sylvestris-gr. indet 1

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• premandible 2+1 (apical+large basal)
• seta S1 1.8 (inner shorter than outer)
• mentum: 1 middle tooth, 6 lateral teeth, submental setation below 3.5th lateral tooth
• mandible 3-1-0-0 strongly engraved at outer margin
• antenna: RO-ratio (RO/ant-1st) ~0.15
• postoccipital margin pale i.e. yellow

Cricotopus sylvestris-gr. indet 2

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• premandible: 2+1 (apical+basal);
• seta S1: seems 1 simple long;
• mentum: 1 median tooth, 6 lateral, submental setation (extremely) laterad;
• mandible: 3.5/4-1-0-0 (inner-apical-outer-surface), outer margin slightly engraved
• postoccipital margin: brown
• antenna: blade ratio=1

Diamesinae indet 1

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• premandible: ? seta S1: ?;
• mentum: 2 median teeth, 5-6? lateral, submental setation laterad;
• mandible: 4-1-0-0 (inner-apical-outer-surface);
• postoccipital margin: brown;
• antenna ?

Diamesinae indet 2

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• premandible: ? seta S1: ?;
• mentum: 1 median, convex tooth (~3-4 x 1st lateral) and 8-9? teeth lateral, submental setation below ~8th lateral tooth; quite large ventromental plates 
• mandible: 4-1-0-0 (inner-apical-outer-surface);
• postoccipital margin: brown with a braod ligament;
• antenna 5 segments

Pagastia indet (Diamesinae indet 3)

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• mentum: 2 small median teeth, 6/7? lateral, submental setation very far away caudad below 6/(7?)th lateral tooth, large ventromental plates;
• postoccipital margin: dark brown
• possibly Pagastia

Diamesinae indet 4

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• mentum: 1 middle, 5-6 lateral, submentla setation below the outermost tooth
• premandible 4(5?) teeth
• mandible 6-1-0-0 (inner-apical-dorsal-surface), note: the 6 inner teeth have the pattern: 4 normal + 1 small + 1 normal, a lot of seta interna
• antenna 5 segments
• 3rd? instar

Orthocladius type-S

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• premandible: 1+1? (apical+basal); seta S1: 2.0 i.e. bifid;
• mentum: 1 median tooth, 6 lateral, submental setation below 5-5.5th lateral tooth, long ventromental plates;
• mandible: 3.5-1-0-0 (inner-apical-outer-surface), outer margin strongly engraved;
• postoccipital margin: brown

Pseudosmittia indet 2

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• premandible: 2+1 (apical+basal)
• seta S1: 2? can not be seen clearly
• mandible: 3.5/4-1-1-0 (inner-apical-outer-surface)
• mentum: lateral 5 teeth, submental setation below 1st lateral teeth
• early instar 2nd/3rd

Tanytarsini indet 1

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• premandible: 2(+x)? (apical+basal),
• mandible: 3-1-2-1 plate (inner-apical-outer-surface),
• mentum: 1 middle (?crenate) lateral 5 teeth,
• 4th? instar,
• pop: postoccipital plate well developed (triangular),
• pom: postoccipital margin brown,
• head pale yellow,
• antennal pedestal: ~2x width, with well developed spuron pedestal (about as long as wide)