PLATE LXXX. 



FIG. 1. Millicliiirn trisulcatum, Aube. 



2. Actidium coarctatum, Hal. 



3. Euryptilium saxonicum, Gillm. 



4. Nossidium pilosellum, Marsh. 



5. Ptenidium punctatum, Gyll. 



6. ,, evanescens, Jfar*//. 

 6a. ,, labium. 

 6b. ,, ,, maxilla. 



7. Gressneri, JEr. 



8. Orthoperus atomus, Gyll. 



9. ,, atomariii!?, Seer. 



10. Corylophus cassidioides, .Marsh. 

 lOa. ,, ,, maxilla. 



11. Sericoderus lateralis, Gyll. 



12. Sacium pusillum, Gyll, 



13. Spliaerius acaroides, Waltl. 



A. Trlchopteryx, wiug (after Matthew;-). 



B. larva 



C. mandible 



