BLACKBURN AND SHARP—On Hawaiian Coleoptera. 255 
Tribe Cossonint. 
Genus CXXVIII.—Heteramphus. Shp., ante, p. 188. 
364. Heteramphus wollastoni, Shp., ante, p. 187. 
Ins. Oahu. Aut. 
Not rare in the stems of a species of lily growing at an elevation of about 2500 to 8000 feet, on 
some of the mountain ridges near Honolulu. 
365. Heteramphus foveatus, Shp., ante, p. 188. 
Ins. Oahu. Aut. 
Occurs in company with the preceding. 
366. Heteramphus hirtellus, Shp., ante, p. 189. 
Ins. Oahu. Aut. 
Unique ; taken by sifting dead leaves and débris in the Pauoa Valley, 
367. Heteramphus cylindricus, Shp., ante, p. 189. 
Ins. Oahu. Aut. 
Two specimens occurred in company with H. wollastoni. 
Genus CX XIX.—Pentarthrum. Mun. Cat. vu. p. 2657. 
368. Pentarthrum prolixum, Shp. Trans. Ent. Soc. Lond, 1878, p. 25. 
Ins. Hawaii, Oahu, (?) Maui, (?) Lanai, (?) Kauai. (?) Aut. 
' Rare ; Oahu, Hawaii, and (probably) others of the islands. In the stems of ferns growing in the 
mountain forests. 
369. Pentarthrum obscurum, Shp. l. c. 
Ins. Oahu. (?) Aut. 
Occurs in various mountain localities in decaying wood. Not very rare. 
370. Pentarthrum blackburni, Shp. op. cit. p. 26. 
Ins. Oahu. (?) Aut. 
Rare ; occurs in decaying wood on the plains near Honolulu. 
Genus CXXX.—Oodemas. Maun. Cat. vin. p. 2659. 
371. Oodemas olindz, Blackb. Ent. Mo. Mag. xvu. p. 199. 
Ins, Oahu. Aut. . 
Rare ; occurs in dead branches of trees near Olinda, on Haleakala, Maui, at an elevation of about 
4000 feet. 
372. Oodemas robustum, Blackb. Ann. Soc. Ent. Belg. xx1. p. 75. 
Ins. Oahu. Aut. 
Rare; two specimens were taken out of dead wood on the Waianae Mountains, Oahu. 
N.B.—In the original description of this insect (Annales de la Soc. Ent. de Belgique, 1878, p. 75), 
by some accidental error stated to have occurred in Maui; but there is no evidence ,of its haying 
actually done so. 
TRANS. ROY. DUB. SOC., N.S. VOL, II. 2M 
