GYRINIDJE, HYDROPHILID^E. 
Ins. 143 
Gyrinid^e. 
[Cf. Apfelbeck. (30), Fauvel (495), R^gimbart (1213, 1215, 1216).] 
Aulonogyrus cristatus , Madagascar, R^gimbart, p. 21, Ann. Soc. ent. 
France lxxii ; A. antipodum, New Caledonia, Fauvel, p. 254, Rev. 
Ent. franc, xxii : n. spp. 
Gyrinus natator var. n. corpulentus , Schatzmayr, Wien. ent. Zeit. xxii, 
p. 172 ; G. marinus and opacus , variation, Friederichs, p. 260, 
Allg. Zeitschr. Ent. viii ; G. bolivari, , sexes, R^gimbart, p. 73, Bull. 
Soc. ent. Ital. xxxv. 
Macrogyrus striolatus = (fortissimus Blackb.), Blackburn, p. 92, Tr. R. Soc. 
S. Austral, xxvii. 
Orectogyrus purpureus var. n. meridionalis , RIcgimbart, p. 24, Ann. Soc. 
ent. France lxxii. 
0. attenuatus , Madagascar, id. p. 23, t. c., n. sp. 
Hydrophilid,e. 
[Cf. Broun (220), Enderlein (450), Fairmaire (478), RiSgimbart (1213, 
1214, 1215), Sahlberg (1309), Sainte-Claire-Deville (1311), Sharp 
(1413).] 
Agraphydrus n. g. near Philhydrus, p. 33, for A. punctatellui n. sp., 
Madagascar, p. 34, R^gimbart, Ann. Soc. ent. France lxxii. 
Amphiops mirabilis var. n. variolosus , R^gimbart, p. 63, t. c. 
A. confusus, p. 43, lasioides , p. 44, Madagascar, RIcgimbart, t. c. ; A. 
lateritius, Madagascar, Fairmaire, p. 185, Ann. Soc. ent. France 
lxxii ; A. sumatrensis , Sumatra, p. 61, annamita , p. 62, Annam, 
R^gimbart, t. c. : n. spp. 
Berosus cariniceps , p. 37, marmoratus, p. 38, villosulus with var. dilutus , 
p. 39, Madagascar, RIcgimbart, t. c. ; B. nigropiclus, Saigon, RIcgim- 
bart, p. 60, t. c. : n. spp. 
Cercyon hova , p. 47, laticollis , obconicus, procerus , dieganus , p. 48, Jlavo- 
cinctus , nigerrimus , p. 49, crenatostriatus , p. 50, Madagascar, RIcgim- 
bart, t. c. ; C. maindroni , crenulatus, p. 337, dilutus , p. 338, India, 
R^gimbart, t. c. : n. spp. 
Codostoma phalacroides, Madagascar, RIcgimbart, p. 44, t. c. ; G: ceneolum , 
India, R^gimbart, p. 337, t. c. : n. spp. 
Cyclomissus n. g. near Cyloma , for C. glabratus n. sp., New Zealand, 
Broun, Ann. Nat. liist. xi, p. 613. 
Dactylosternum pygmceum , Madagascar, RIcgimbart, p. 45, Ann. Soc. ent. 
France lxxii, n. sp. 
Epimetopus maindroni , India, R^gimbart, p. 338, t. c., n. sp. 
Globaria subopaca , Madagascar, R^gimbart, p. 41, t. c., n. sp. 
Helochares melanophthalmus varr. n. sechellensis , p. 27, crenatostriatus , 
p. 28, R^gimbart, t. c. 
Helochares filipalpis , p. 6, niloticus , dispar , squalidus, p. 7, White Nile, 
Sharp, Swedish exp. White Nile, No. 10; H. variabilis , p. 25, 
albescens , p. 27, Madagascar, RIcgimbart, Ann. Soc. ent. France lxxii ; 
II. atropiceus , p. 53, H. ( Graphelochares ) crenatus , p. 54, S. E. Asia, 
R^gimbart, t. c. : n. spp. 
Hydroma , notes on species of France, Sainte-Claire-Deville, Ecbange 
1903, pp. 103, 111. 
H. decolor , Alpes maritimes, Sainte-Claire-Deville, p. Ill, t. c. ; H. 
marginicollis , Madagascar, RIcgimbart, p. 51, Ann. Soc. ent. France 
lxxii; II. princeps , New Caledonia, Fauvel, p. 350, Rev. Ent. franc, 
xxii : n. spp. 
