1890.] E. T. Aikiuaou—Ca/alogue of the Famih/ Dytiscidae. 149 



aciculatvs, Herbst, Fiissly Arch., v, 1784, p, 12;j : Olivier, Ent., iii (40), 

 p. 13, t. 3, f. SO : Gmclin, ed. Syst Nat , i (4), p. 1952. 

 var. confnsus, Sharp, Dytisc, p. 739. India, Ceylon, China. 

 „ ? zeylanicus, Gronovius, Mus., ii, 1778, p. 164, n. 552 : Graelin, ed. Sysf. 

 Nat,, i (4), p. 1954. 

 Hab. Manchuria, China, Formosa, Philippines, Burma, Kakhyen Hills, 

 Prome, Saigon, S. India, C-ylon {^Ind. Mvs., S. India, Utakamand, 

 Murshidabad, Ceylon], 



nigrlpes, Wehncke, Stettin Ent. Zeit., xxxvii, 1876, p. 359 : Sharp, Dytisc, p. 717. 



Hab. Borneo. 

 pectoralis, Sharp, Dytisc., p. 736. 



Hab. India. 



posticus, Aube, Dejean Spec, vi, 1838 p. 87 : Sharp, Dytisc, p. 718. 



Hab. India \_l7id. Mus., Sibsagar, Murshidabad, Berhampur]. 

 prolixus, Sharp, Dytisc, p. 718. 



Hab. Ceylon. 

 rugosus, MacLeay, Annul. Javan., 1825, p. 32 : Sharp, Dytisc, p. 745. 



indicns,kvih^^ Dejean Spec, vi, 1838, p. 62 : Kegimbart, Ann. Soc. Ent. Fr., 

 (6s.) ix, 1889, p. 15.5. 



Hab. India, Indo-China, Malay Archipelago. 



rugulosus (TrocTialusJ , Redtenbacher, Hiigers Kaschm., iv (2), 1844, p, 502 : Sharp, 

 Dytisc, p. 825. 



Hab. N. India. 



siamensls, Sharp, Dytisc, p. 717. 



Hab. Siam, Andaman Islands. 



sugillatus, Erichson, Nov. Act. Caes, Leop., xvi, 1834, p. 227 : Sharp, Dytisc, p. 717. 

 hisignatns, Aube, Dejean Spec, vi, 1838, p. 88. Malacca, India [Sibsagar]. 

 notasicus^ Aube, I.e. p. 90. Timor, Sumatra. 



olivacem, Boheman, Freg. Eug. Resa, Col., 1858, p. 21, Philippines. 

 Hab. China, Tibet, India, Malacca, Saigon, Sumatra, Timor, Philippines, 

 [Ind. Mvs., Philippines, Sibsagar]. 

 sumatrensi'S, Regimbart, Notes, Leyden Mus., v, 1883, p. 233. 



Hab. Sumatra. 

 tripunctatus, Olivier, Ent. iii, 40, 1795, p. 14, t. 3, f. 24 : Aube, Dejean Spec, vi, p. 

 76 ; Gerst., Arch. f. Naturg., xxxvii, 1871, p. 244 : Sharp, Dytisc, p. 727 : 

 Fauvel, Rev. d' Ent., ii, 1883, p. 345. 



aegyptiacnn, Peyron, Ann. Soc. Ent. Fr., (3s.) iv, 1856, p. 722. Madagascar. 

 ? africanns. Lap. de Casteln., Et. Ent., 1834, p. 99 : Aube, Ic, v, p. 49, t. 3, 

 f. 6 : R^gimb., Ann. Soc. Ent. Fr., (5s.) vii, 1877, p. 347. Bourbon, 

 Egypt. 

 g<iyndahemis, W. MacLeay, Trans. Ent. Soc. N. S. Wales, ii, 1871, p. 127. 



Malay Archipelago. 

 Gotschii, Hochhuth, Chaudoir, Enum. Carab., 1846, p. 214. Lenkoran. 

 Haagii, Wehncke, Stettin, Ent. Zeit., 1876, p. 358. Nubia. 

 lateralis, Fabr., Ent. Syst. Suppl., 1798, p. 64 ; Syst. Eleuth., i, p. 260 : 

 Perch., Gen. Ins.. 1835. ii, 2. t. 4. Mauritius. 



