Tetracheilonema quadrilabiatum (Molin, 1858b)

Host: Colaptes campestroides . SI: kidney (capsular membrane and adipose tissue) and neck (muscles and under the skin). Lo: Yabebiry Stream, San Ignacio, Misiones Province. Reference: Schuurmans Stekhoven (1951).

Host: Crypturellus tataupa . SI: thoracic and abdominal cavity. Lo: La Plata Zoological Garden, Buenos Aires Province. Reference: Boero & Led (1968).

Hosts: Nothura darwinii darwinii; Nothura darwinii salvadorii . SI: body cavity. Lo: not reported. Reference: Bump & Bump (1969).

Hosts: Nothura maculosa 1; Nothura maculosa annectens 2; Nothura maculosa maculosa 3; Nothura maculosa nigroguttata 4. SI: kidney (capsular membrane and adipose tissue) and neck (muscles and under the skin) 3; thoracic and abdominal cavity 1, 2, 4. Lo: Maipú, Magdalena and Coronel Dorrego, Buenos Aires Province 1; not reported 2; Yabebiry Stream, San Ignacio, Misiones Province 3; Buenos Aires Province 4. Material deposited: CH–N–FML 263, 2643. References: Schuurmans Stekhoven (1951) 3; Boero et al. (1968) 4; Bump & Bump (1969) 2; Kaseta (1973) 1.