lanceolatus, Microdesmus Dawson [C. E.] 1962:331, Fig. 1 [Copeia 1962 (no. 2); ref. 5870] Southeast of Grand Isle, Louisiana, Gulf of Mexico, 28°58.5'N, 89°51'W, depth 20 fathoms. Holotype (unique): USNM 195976. •Valid as Microdesmus lanceolatus Dawson 1962 -- (Robins & Ray 1986:255 [ref. 23100], Dennis & Bright 1988:11 [ref. 39782], Smith & Thacker 2000:1011 [ref. 25199], Amaya et al. 2002:33 [ref. 26089], Thacker 2003:1798 [ref. 27112], Nelson et al. 2004:174 [ref. 27807], McEachran & Fechhelm 2005:733 [ref. 28815], Van Tassell 2011:146 [ref. 31732], Page et al. 2013:179 [ref. 32708]). Current status: Valid as Microdesmus lanceolatus Dawson 1962. Microdesmidae: Microdesminae. Distribution: Western Atlantic: including Gulf of Mexico. Habitat: brackish, marine.