508 ME. GILBEET J. AREOW ON COLEOPTEEA 



Xenocekus equestris. 



Xenocerus equestris Pasc. Ann. Mag. Nat. Hist. (3) v. 1860, p. 35. 



Mimika and Utakwa Rivers ; 1 d , 2 2 . 



This is another species also found in the Aru Is. 



MUCRONIANUS KUFIPES. 



Mucronianus rufipes Jord. Nov. Zool. 1894, p. 637. 

 Mimika River ; 1 (5' . 



A single specimen was found. This species, originally found in Batchian, has been 

 determined by Dr. Jordan. 



Phlceobids gigas. 



Ptinus gigas Fabr. Syst. Eut. 1775, p. 63. 

 Mimika River ; 1 d . 



Beenthid^. 

 Ectocemus wallacei. 



Ectocemus wallacei Pasc. Journ. Eut. i. 1862, p. 388. 

 Mimika and Utakwa Rivers ; 5 d , 4 $ . 



This species was taken in some numbers. It appears to be common and wide- 

 spread. 



Ectocemus pogonocekds. 



Belopherus pogonocerus Montr. Ann. Soc. Agric. Lyon, (2) vii. 1855, p. 37. 

 Mimika and Utakwa Rivers ; 3 c? . 



Ectocemus sp. 



Setakwa River; 1 $ (C. Boden Kloss). 



A single specimen of small size. 



Ithtstenus angustatus. 



Leptorrhynchus angustatus Guerin, Voy. ' Coquille,' ii. pt. 2, 1838, Zool. p. Ill, pi. vi. fio-. 12. 

 Setakwa River ; 1 $ {C. Boden Kloss). 



