HETEKOMERA, MALACODERMATA, ETC. 



77 



the median lobe of the nientum V-shaped, or with a deep median triangular 

 impression, in both sexes. In Gebien's Col. Cat. Tenebr., p. 404, the patria of 

 U. cavicollis is given as " Viti-Inseln," . but I have not seen any example 

 from the Fiji group where it appears to be replaced by U. insularis Guer. 

 {=multicornis Fairm.). 



13. Alphitobius diaperinus Panzer. 



Faun. Germ., 37, p. 16, 1797 ; Gebien, Tenebr. N. Guin., p. 277. 

 Upolu : Apia, i., x.1924. 



A cosmopolitan species, but apparently not hitherto recorded from Samoa ; 

 the British Museum possesses specimens from New Caledonia, the Gilbert Is., 

 and Hawaii (Blackburn). 



14. Alphitobius laevigatus Fabricius. 



Spec. Ins., i, p. 90, 1781 ; Blair, Ann. Mag. Nat. Hist. (8), xiii, p. 186, 1914 ; Gebien, 



Tenebr. N. Guin., p. 277. 

 A. piceus Olivier, Encycl. Meth., vii, p. 50, 1792, et auctt. 



Upolu : Apia, in almost every month of the year. 

 Tutuila : Pago Pago, iv.1918 (Kellers). 



Cosmopolitan, already twice recorded from Samoa by Herr Gebien (Coll. 

 Rechinger and Friederichs), and received by the Museum from Dr. Swale. 

 Also recently found under the bark of a tree in the Marquesas Is. (C. L. Collenette). 

 Comes readily to light at night. 



15. Sciophagus pandanicola Boisduval. 

 Toy. Astrol. Ent., p. 258, 1835. 



Pachycerus domesticus Montrouzier (Geb. Col. Cat. Tenebr.). 

 Chariotheca injima Eairmaire, Ann. Soc. Ent. France (6), i, p. 279, 1881. 



Upolu : Malololelei, 2000 ft. 25.iv. 3 14-30. vi. 1924, 3 examples. 



A species widely distributed among the Pacific Is., and already twice 

 recorded by Gebien from Samoa, whence it was received by the Museum from 

 Dr. Swale. The British Museum possesses specimens from Fiji, New Caledonia, 

 Dam ma Is., and Hawaii ; and the species was recently found in numbers by 

 members of the St. George Expedition, in the Marquesas Is., " under bark of 

 tree " (C. L. Collenette), and on Raiatea, Society Is. (Miss E. L. Cheesman). 

 On a specimen in the British Museum from Fiji (W. Greenwood), found in 



