26 L. de Niceville — Butterjlies from the Jndo-Malayan region, [No. 1, 



(1) Gebtpus gigantes, de Nic^ville, Penang, N.-E. Sumatra 

 (de Niceville). 



(2) GrERYDUS SYMETHUS, Cramer, East Indies (Orawer), Moulmein, 

 Penang, Malacca, Perak, Johore, Sumatra, Nias Island, Java, Borneo, 

 Pulo Laufc, Palawan, Luzon, Mindanao, Jolo Islands, S.-W. Celebes, 

 Amboina, Sumba, Sambawa, Ceram, Goram, Flores, New Guinea. 



Mr. Doherty considers that tbe G. pandn, Horsfield, described from 

 Java, wbich is generally given as a synonym of this species, may be 

 distinct. I am unable, however, to find any character by which the two 

 species can be separated. 



(3) Gerydus petronius. Distant, N". Borneo (Distant). 



(4) Gerydus tegs, Doherty, Sumba, Sambawa (Doherty). 



(5) Gerydus callus, de Niceville, N.-E. Sumatra (de Niceville). 



(6) Gerydus biggsif, Distant, Malacca (Distant), Burma, Perak, 

 Sumatra, Nias Island, Pulo Laut, 



(7) Gerydus gopara, de Niceville, Perak (de Niceville), Johore, 

 Singapore, North Borneo. 



This species is placed by Mr. H. J. Elwes and Mr. W. Doherty as a 

 synonym of G. higgsii, which is probably correct. 



(8) Gerydus deucei. Semper, Bohol in the Philippine Islands 

 (Semjper). 



(9) Gerydus zinckenii, Felder, Java (Felder). 



(10) Gerydus gj:tulus, de Niceville, N.-E. Sumatra (de Niceville), 



(11) Gerydus chinensis, Felder, Hongkong (Felder). 



(12) Gerydus chinensis, var. ceramensis, Ribbe, Celebes, Amboina, 

 Saigun, Baru, Borneo (Bibbe). 



(13) Gerydus irroratus, Druce, Siam (Druce), Luzon, Palawan. 



(14) Gerydus irroratus, var. assamensis, Doherty, Naga Hills 

 (Doherty), Perak, Pulo Laut. 



(15) Gerydus philippus, Staudinger, Palawan (Staudinger), 

 This species is placed by Herr Georg Semper as a synonym of 



G. irroratns, Druce. 



(16) Gerydus boisduvali, Moore, Java (Moore), Sikkim, Assam, 

 Chittagong Hill Tracts, Burma, Shan States, Singapore, Saigon, Am- 

 boina, Batjan, Burn, Ceram, Ke Islands. 



(17) Gerydus boisduvali, var. acragas, Doherty, Sumba, Sam- 

 bawa (Doherty). 



(18) Gerydus learchus, Felder, Luzon, China (Felder). 



(19) Gerydus stygianus, Butler, Ternate (Butler). 



(20) Gerydus melanion, Felder, Luzon (Felder), Cebu, Samar, 

 Bohol, Camotes, Panaon, Camiguin de Mindanao, Mindanao. 



(21) Gerydus croton, Doherty, Burma (Doherty), East Pegu. 



