AEA-CIINIUi. OF LAKE TJHMI. 403 



5 teetli, as in that sex. Flagellum resembling that of G. citrinus 

 and difFei ing from that of the Egyptian form G. arahs (or Lucasii) 

 in having the basal pDrtion stouter and the distal sensory jDortiou 

 more expanded. Ocular tubercle of normal size, and about one- 

 fifth the width of the head-plate. 



Measurements in millimetres: — 5 . Total length (not including 

 mandible) 36 ; width of head 12-5 ; length of mandible 17, of 

 palpus 43, its tibia 14, protarsus 11, 1st leg 83, 2nd leg 30, 3rd 

 leg 37, 4th leg 56, its tibia 13, protarsus 9. 



c5' . Total length 32 ; width of head 8, of ocular tubercle 1"5 ; 

 length of palp 49, of 4th leg 60. 



Log. 5 (type), Island of Koyun Daghi on Lake TJrmi ; d" , Su- 

 perghau. 



The females of the three species of Galeodes from South Persia 

 may be reL;ognized as loilows : — 



a. Width of cephalic plate almost equal to length of 



tibia of 4th leg, exceediug protarsus of 4th by 

 more than half the tarsus aud only a little 

 shorter than protarsus and tarsus of palp ; 

 palpus about three and a half, 4th leg about 

 four and a half times the width of the cephaiic 

 plate ; cephalic plate and legs more strougly 

 iufuscate trucuhntus, sp. n. 



b. Width of cephalic plate much less than tibia of 



4th and not exceeding protarsus of palp and 



4th leg ; legs and palpi much longer ; cephalic 



plate and legs scarcely infuscate. 



a' . Legs and palpi shorter ; palpus a little more 



than four and a half, 4th leg about six times 



as long as width of cephalic plate durius, Poc* 



b' . Legs aud palpi longer ; palpus a little more 

 than hve times, 4th leg a little less than seven 

 times, as long as the width of cephalic plate., citrinus, Poc.f 



The males of the three South Persian ypecies may be recog- 

 nized as follows : — 



a. Ocular tubercle very large, its width about one- 

 third that of the head-plate j palpus longer, 



* Ann. Mag. Nat. Hist. (6) xvi. p. 81 (1895). A single female of this species 

 from Fao on the Persian Gulf was sent to the British Museum by Mr. W. D. 

 Cuming. 



t Loc. cit. The British Museum has received many examples of this species, 

 collected at Jask, on the Gulf of Oman, from Messrs. Butcher, B. T. Eiincb, 

 aud F. W. Townsend. 



