216 BLACKBURN AND SHarPp—On Hawaiian Coleoptera. 
47. Cyclothorax vulcanus, Blackb. 1. ¢. 
Ins. Hawaii. Aut. 
A few specimens occurred on Mauna Loa, at an elevation of 4000 feet, near the active crater 
Kilauea, under the bark of a tree, in February. 
48. Cyclothorax unctus, Blackb. op. cit. xvii. p. 227. 
Ins. Maui. Aut. 
Found in rotten leaves on the margins of a stagnant pool, at an elevation of about 4000 feet, on 
Haleakala, in May. 
49. Cyclothorax letus, Blackb. op. cit. p. 228. 
Ins. Maui. Aut. 
Found on Haleakala, under stones, at an elevation of about 4000 feet, in May. Very rare. 
50. Cyclothorax angusticollis, Blackb. op. cit. xv. p. 156. 
Ins. Maui. Aut. 
Rare ; found on Haleakala, at an elevation of about 4000 feet. 
51. Cyclothorax rupicola, Blackb. 1. ¢. 
Ins. Maui. Aut. 
Unique ; found under a stone, at an elevation of about 10,000 feet, on Haleakala, in February. 
52. Cyclothorax inzequalis, Blackb. op. cit. p. 157. 
Ins. Maui. Aut. 
Found on Haleakala by sifting leaves, at an elevation of 4000 to 5000 feet, in February. Not very rare. 
53. Cyclothorax karschi, Blackb. op. cit. xix. p. 62. 
Ins. Hawaii. Aut. 
Unique ; found under a stone, on Mauna Loa, at an elevation of about 6000 feet, in May. 
Tribe BremBrpunl. 
Genus X. Tachys. Mun. Cat. 1. p. 401. 
54. Tachys oahuensis, Blackb. Ent. Mo. Mag. xv. p. 158. 
Ins. Oahu. (?) Imm. or int. 
Not uncommon on salt marshes near the sea. 
55. Tachys arcanicola, Blackb. 1. ¢. 
Ins. Oahu. (?) Imm] 
Very local ; but not rare, under bark in some mountain)localities, at an elevation of about 1500 feet. 
56. Tachys atomus, Blackb. 1. ¢. 
Ins. Oahu. (?) Imm. or aut. 
Not rare ; in moss in mountain localities, at an elevation of about 1500 feet. 
