362 Bulletin de la Société Royale Ëntomologique d'Egypte 
Preliminary Notes 
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on the determination of Egyptian Mosquitos, 
with Descriptions 
of three Species new to Science 
by T. W. Kirkpatrick, B.A., F.E.S. 
(Senior Entomologist, Ministry of Agriculture, Egypt) 
(with 1 5 illustrations) 
The writer is at present carrying out a survey of 
the Mosquitos of Egypt at the request of the Anti- 
Malaria Commission. 'It is hoped early next year to 
have completed a detailed account of Egyptian Culi- 
cidae, with descriptions of all the species in all their 
stages, and a full account of the oecology of each. As 
however some little time may elapse before the publi¬ 
cation of this volume, it is thought that the follow¬ 
ing tables may be found useful to those desirous of 
identifying Mosquitos in this country. 
Since the publication of « Keys for the Deter¬ 
mination of Egyptian Mosquitoes and their Larvae » 
by G. Storey, Bull. Soc. Ent. d’Egypte, 1919, p. 84 , 
six species have been added to the list of Egyptian 
Mosquitos, three of which are new to Science, pnd are 
here described for the first time. On the other hand, 
the two species referred to by Storey as Ochlerotatus 
longisquamosus , Theo, and 0 . dorsalis, Meig., are 
now both sunk under the name of Aedes ( Ochlerotat - 
us) caspius, Pall., Anopheles bifurcatus, L., which has 
