PROCEEDINGS OF THE Mprjnp d;„i„~:„oI OF S( CALIFORNIA ACADEMY OF SCIENCES FOURTH SERIES oc Vol. XL, No. 11, pp. 265-334; 25 figs.; 4 tables. October 3, 1975 THE SCORPAENID FISHES OF THE HAWAIIAN ISLANDS, INCLUDING NEW SPECIES AND NEW RECORDS (PISCES: SCORPAENIDAE) By William N. Eschmeyer California Academy of Sciences, Golden Gate Park, San Fra)icisco, California 94118 and John E. Randall Bernice P. Bishop Museum, Honolulu, Hawaii 96818 Abstract: The number of species of the fish family Scorpaenidae now known from the Hawaiian Islands totals 26. This includes two new species (Scorpaenopsis brevifrons and Scorpaena pele), and four new records (Phenacoscorpius nebris, Scorpaenodes corallimis, Scorpaenodes hirsutus, and Scorpaenodes litt oralis). In addition, the following are treated as valid Hawaiian species: Dendrochirus barberi, Ectreposebastes imns, Iracundus signifer, Neomerinthe rufescens, Plectrogenium nanum, Pontinus macrocephalus, Pterois sphex, Rhinopias xenops, Scorpaena ballieui, S. colorata, S. coniorta, S. galactactna, Scorpaenodes kelloggi, S. parvipinnis, Scor-paenopsis altirostris, S. cacopsis, S. diabolus, S. fowleri, Setarches guentheri, and Taenianotus triacanthus. All species are at least briefly described, all are figured, and a key is provided. Synonymies based on Hawaiian references are included for all species; non-Hawaiian references and new Indo-Pacific records are given for a few species. Table of Contents Included in brackets are junior synonyms with Hawaiian type localities Introduction 266 Acknowledgments — 267 Methods — — 268 Key to Scorpionfishes of the Hawaiian Islands 269 [265]