- -, J 14 — 



Steuer, A., Bioloffisches Skizzenbuch fur die Adria, 1910. 

 Wailes, G., Observations on tlie Enicoceri. Ent.Mag., 1, 1833, 



p. 256. 

 Wickham, H. F., Description of the earlv stages of several 



North American Coleoptera. Bull. from. (lie Laborat. of Nat. 



Hist. State Univ. Iowa, II, 1893, p. 388. 

 Wickham, H. -F., On the larva» of Hydrocharis obtusatus... 



Entom. News, VI. 1895, 168. 

 Xambeu, Revue d'p]ntomologie, Caen. XX, 1901, p. 21. 



Id . , Larves de Madagascar. Ann. Soc. Linn. Lyon, LL 1904, 



p. 78. 



Menin, septembre 1913. 



