The LanceletAsymmetron lucayanumComplex in Cocos Island National Park, Pacific Costa Rica

Agassiz A., 1892, Bull. Mus. Comp. Zool., 23, 1

Andrews E. A., 1893, Stud. Biol. Lab. Johns Hopkins Univ., 5, 213

Bigelow H. B., 1948, Lancelets. Mem. Sears Found. Mar. Res., 1, 1

10.1007/s003380050057

Cortés J., 2008, Rev. Biol. Trop., 56, 1

Dean H. K., 2010, Zootaxa, 2557, 60, 10.11646/zootaxa.2557.1.6

Eleftheriou A., 2005, Methods for the study of marine benthos., 10.1002/9780470995129

Holland N. D., 2011, Ital. J. Zool., 78, 478, 10.1080/11250003.2011.594097

Holland N. D., 2010, Biol. Bull. (Woods Hole), 219, 132, 10.1086/BBLv219n2p132

10.1007/s00227-006-0271-y

Kon T., 2007, BMC Evol. Biol., 7, 127, 10.1186/1471-2148-7-127

10.1098/rspb.1998.0334

Lizano O. G., 2001, Rev. Biol. Trop., 49, 163

Montoya M., 1983, Brenesia, 21, 325

Nishikawa T., 1980, Publ. Seto Mar. Biol. Lab., 25, 167, 10.5134/175986

Nishikawa T., 2004, Zool. Sci. (Tokyo), 21, 1131, 10.2108/zsj.21.1131

Poss S. G., 1996, Isr. J. Zool., 42, S13

10.1071/IT9941443

Ryan J., 2001, Soil and plant analysis laboratory manual., 2

Vargas J. A., 1987, Rev. Biol. Trop., 35, 229

Vargas J. A., 2010, Rev. Biol. Trop., 58, 1143, 10.15517/rbt.v58i4.5399

Webb J. E., 1975, Symp. Zool. Soc. Lond., 36, 179

Willey A., 1901, Q. J. Microsc. Sci., Ser. 2, 44, 269