3903 Microdesmus lanceolatus Dawson, 1962 Microdesmidae Wormfishes Microdesminae Gobiiformes Teleostei Lancetail wormfish Western Atlantic: known only from the northern Gulf of Mexico, but evidence from larvae suggests a wider distribution. FB 2739879 Microdesmus lanceolatus 36.59999847412109 m GCRL 24055 1967 Microdesmus lanceolatus GCRL 16951 1980 Microdesmus lanceolatus 22 m