Plate XXXVIII 

 Details of Cliironomince 



Orfliocladius nivoriiouhis, thoracic resijiratory organ of 

 pupa (typical). 



Ortkoclddius nivoriundus, thoracic respiratory organ (varie- 

 talf). 



Orflwcladius nivoriundus, apical abdominal appendage of 

 pupa. 



Orfliocladius nivoriundus, lateral margin of eighth abdom- 

 inal segment (varietal?). 



Ortlwcladius nivoriundus, lateral margin of eighth abdom- 

 inal segment (typical). 



Cluronomus utalicnsis, hypopygium. 



Cricotopus trifasciafus, portion of egg-rope. 



Camptocladius lasiops, hypopygium. 



Orfliocladius nivoriundus, setula of disc of abdominal seg- 

 ment of pupa. 



Tanyfarsus sp.?, malformed labium. 



Campfocladius hyssinus, antennal flagellar joint of female. 



C. flavens, palpus of female. 



Cliironomus sp. C, head of pupa from above. 



Campfocladius flavens, antennal flagellar joint of female. 



Campfocladius lasiopliflialmus, antennal flagellar joint of 

 female. 



C. flavens, apex of abdomen of female. 



C. hyssinus, apex of abdomen of female. 



