V-42 stiletto V-42 stiletto The V-42 stiletto was a stiletto and fighting knife issued during World War II to the First Special Service Force (1st SSF, a.k.a. Devil's Brigade), a joint Canadian/American commando unit. Based on the Fairbairn–Sykes commando knife designed by William E. Fairbairn and Eric A. Sykes, the "Fighting Commando Knife, Type V-42" used a narrow-profile, double-edged stiletto blade made of high carbon steel. The V-42 was primarily designed by officers of the FSSF, including its commanding officer, Lt. Colonel Robert T. Frederick, who desired a close-quarters combat knife. The blade's design has been attributed to Col. Frederick, who had
Name-bearing type In contrast, a subjective synonym is based on a different name-bearing type, but is regarded as representing the same taxon; for example, the name "Viverra touan" Shaw, 1800, is based on a different name-bearing type (a specimen in the Field Museum of Natural History), but is currently regarded as representing the same species as "Didelphis brevicaudata" and "Didelphys brachyuros". "Family-group" ranks include the superfamily and all other ranks below it and above the genus, including the family and tribe. The name of a family-group taxon is based on the stem of the type genus, its name-bearing type; for example, the