Ecsenius niue, new species of blenniid fish, and new distribution records for other species in the Opsifrontalis species group. Author Victor G. Springer text Zootaxa 2002 72 1 6 http://www.zoobank.org/urn:lsid:zoobank.org:pub:49C28420-CA4D-4C86-8233-800AC5212130 journal article z00072p001 49C28420-CA4D-4C86-8233-800AC5212130 Ecsenius opsifrontalis Chapman and Schultz Wallis Island , 176° 14' 15" W , 13° 23' 05" S , USNM 364018-020 (6) .