Subtribe Cryptobiina Casey, 1905
0911. Aderobium Casey, 1905: 23
Type species: Cryptobium angustifrons Sharp, 1876
Only one species is known from and is restricted to South America.
Characters/Description: Casey 1905: 28 (characters); Blackwelder 1939: 95 (characters in key).
Distribution.
South America: Brazil.
0912. Biocrypta Casey, 1905: 51
Type species: Cryptobium prospiciens LeConte in Schwarz, 1878
21 species are included in this genus from Latin America.
Characters/Description: Casey 1905: 26 (characters in key); Blackwelder 1939: 97 (characters in key); Blackwelder 1943: 230 (characters in key), 335 (characters); Navarrete-Heredia et al. 2002: 266 (characters in key).
Key: Blackwelder 1943: 336 (species of the West Indies).
Distribution.
West Indies: Cuba, Jamaica, Haiti, Dominican Republic, Puerto Rico, Antigua & Barbuda, Montserrat, Guadeloupe, Grenada, Trinidad-Tobago.
Central America: Mexico, Guatemala, Nicaragua, Costa Rica, Panama.
South America: Colombia, Venezuela, Ecuador, Brazil, Argentina.
Other regions: Nearctic.
0913. Homaeotarsus Hochhuth, 1851: 34
Type species: Homaeotarsus chaudoirii Hochhuth, 1851
Spirosoma Motschulsky, 1858b: 206 [synonymized by Blackwelder 1939: 113]
Type species: Spirosoma fulvescens Motschulsky, 1858
Subgenera:
Eucryptina Casey, 1905: 28 [*]
Type species: Cryptobium opacum Sharp, 1876
Gastrolobium Casey, 1905: 31 [*]
Type species: Lathrobium bicolor Gravenhorst, 1802
Hesperobium Casey, 1886a: 33
Type species: Cryptobium tumidum LeConte in Schwarz, 1878
Homaeotarsus Hochhuth, 1851: 34
Type species: Homaeotarsus chaudoirii Hochhuth, 1851
Homoeobium Blackwelder, 1939: 96
Type species: Homaeotarsus bakerianus Blackwelder, 1939
Nemoeotus Blackwelder, 1939: 96
Type species: Cryptobium rubiginosum Bernhauer, 1912
67 species are included in this genus from Latin America.
Characters/Description: Casey 1905: 24 (characters in key as Homaeotarsus and Eucryptina), 28 (characters as Homaeotarsus and Eucryptina); Blackwelder 1939: 95 (characters in key); Blackwelder 1943: 230 (characters in key), 325 (characters); Navarrete-Heredia et al. 2002: 266 (characters in key); Newton & Peck 2006: 148 (characters in key).
Key: Blackwelder 1939: 96 (subgenera); Blackwelder 1943: 326 (species of the West Indies).
Distribution.
West Indies: Cuba, Cayman Is., Jamaica, Haiti, Dominican Republic, Puerto Rico, St. Vincent & Grenadines, Grenada, Trinidad-Tobago.
Central America: Mexico, Guatemala, El Salvador, Nicaragua, Costa Rica, Panama.
South America: Colombia, Venezuela, Galapagos Isl., Bolivia, Brazil, Paraguay, Argentina.
Other regions: Nearctic, Palaearctic, Madagascan, Oriental.
0914. Ochthephilum Stephens, 1829a: 24 (Fig. 164)
Type species: Paederus fracticornis Paykull, 1800
Subgenera:
Ababactus Sharp, 1885: 533 [*]
Type species: Ababactus depressus Sharp, 1886
Astenobium Bernhauer, 1911a: 411 [*]
Type species: Cryptobium excellens Bernhauer, 1911
Cryptobiella Casey, 1905: 29 [*]
Type species: Cryptobiella colonica Casey, 1905
Neobactus Blackwelder, 1939: 96
Type species: Cryptobium nunenmacheri Blackwelder, 1939
Ochthephilum Stephens, 1829a: 24
Type species: Paederus fracticornis Paykull, 1800
Cryptobium Mannerheim, 1830: 38 [synonymized by Blackwelder 1943: 331]
Type species: Paederus fracticornis Paykull, 1800
Epimachus Gistel, 1834: 8 [synonymized by Blackwelder 1952: 150]
Type species: Paederus fracticornis Paykull, 1800
113 species are included in this genus from Latin America.
Characters/Description: Casey 1905: 29 (characters as Cryptobiella); Lynch-Arribálzaga 1884: 202 (characters as Cryptobium); Blackwelder 1939: 96 (characters in key as Cryptobium); Blackwelder 1943: 230 (characters in key), 331 (characters); Navarrete-Heredia et al. 2002: 266 (characters in key).
Key: Lynch-Arribálzaga 1884: 205 (species of Buenos Aires province, Argentina); Blackwelder 1943: 332 (species of the West Indies).
Distribution.
West Indies: Cuba, Guadeloupe, Trinidad-Tobago.
Central America: Mexico, Guatemala, Costa Rica, Panama.
South America: Colombia, Venezuela, French Guiana, Peru, Bolivia, Brazil, Paraguay, Uruguay, Chile, Argentina.
Other regions: Nearctic, Palaearctic, Ethiopian, Madagascan, Oriental, Australian, Oceanic.
0915. Opithes Blackwelder, 1952: 277
Type species: Ophites versatilis Erichson, 1840
Ophites Erichson, 1839a: 29 [synonymized by Blackwelder 1952: 277]
Type species: Ophites versatilis Erichson, 1840
8 species are known from and are restricted to Latin America.
Characters/Description: Lynch-Arribálzaga 1884: 228 (characters); Erichson 1840: 627 (characters); Blackwelder 1939: 95 (characters in key as Ophites); Blackwelder 1943: 230 (characters in key as Ophites), 343 (characters as Ophites); Drugmand 2000: 17 (characters); Navarrete-Heredia et al. 2002: 266 (characters in key). Key: Drugmand 2000: 21 (species of the genus). Distribution. West Indies: Trinidad-Tobago. Central America: Mexico. South America: Colombia, Brazil, Argentina.
0916. Pycnocrypta Casey, 1905: 25 (Fig. 170)
Type species: Cryptobium maxilosum Guérin-Méneville, 1844
13 species are known from and are restricted to Central and South America.
Characters/Description: Casey 1905: 28 (characters); Bierig 1933: 476 (characters); Blackwelder 1939: 97 (characters in key); Navarrete-Heredia et al. 2002: 266 (characters in key).
Distribution.
Central America: Mexico, Panama.
South America: Colombia, Brazil.
0917. Scopaeodes Sharp, 1876a: 208
Type species: Scopaeodes gracilis Sharp, 1876
2 species are known from and are restricted to South America.
Characters/Description: Casey 1905: 55 (characters in key); Blackwelder 1939: 95 (characters in key). Distribution.
South America: Brazil.