Orthocladius type-S

Click on the picture to get the next photo layer. Below you can write a comment.

Sections:
Head (3rd instar)   > Comments  

Characters

  • 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

Head (3rd instar):

Comments

2 Comments
#1 Andreas Plank wrote at March 26 Wed, 2008, 19:06 (+0000 UTC) answer

Hi,

 

is this the same like Orthocladius type S in Brooks et.al. 2007 (The Identification and Use of Palaearctic Chironomidae Larvae in Palaeecology)?

 

Andreas

#2 HQ Tang wrote at April 15 Tue, 2008, 12:26 (+0000 UTC) answer homepage

It is very similar with your "Cricotopus-Orthocladius indet 2", i can not find the premandible of present species. I agree with your opinion.

write a comment

smile zwinker Big Grins Confused Cool Cry Eek Evil Frown Mad Mr. Green Neutral Razz Redface Rolleyes Sad Surprised

If you can't read the word, click here.
CAPTCHA image for SPAM prevention