842 
BULLETIN OF THE UNITED STATES FISH COMMISSION. 
Plagusia immaculata Lamarck. 
Plagusia immaculata Miers, Ann. Mag. Nat. Hist. (5), I, 1878, 150; Challenger Brachyura, 273, 
pi. xxii, fig. 1, 1886. 
Honolulu (Miers). 
Percnon planissimum (Herbst). 
Liolophus planissimas Alcock, Jour. Asiat. Soc. Bengal, LXIX, 1900, 439. 
Hilo and Puako Bay, Hawaii; Napili Harbor, Maui, station 3881; Honolulu, on coral reef; 
Hanalei, Kauai, reef; Hawaiian Islands, W. H. Pease; “ under stones, high water mark,” Henshaw. 
Maui (Dana). Hawaii (Stimpson). Hawaiian Islands (Milne Edwards, as Acanthopus affinis). 
Percnon abbreviatum (Dana). 
Acanthopus abbreviatus Dana, Proc. Acad. Nat. Sci. Phila., Y, 1851, 252; Crust. U. S. Expl. 
Exped., I, 373, 1852; pi. xxm, fig. 11, 1855. 
South coast of Molokai Island, station 3834; Honolulu; Waikiki Beach. 
Percnon pilimanus (A. Milne Edwards). 
Plagusia planissima Randall, Jour. Acad. Nat. Sci. Phila., VIII, 1839 (1840), 128. 
Acanthopus pilimanus A. Milne Edwards, Nouv. Arch. Mus. Hist. Nat. Paris, IX, 1873, 300, pi. xiv, 
fig. 5. 
Leiolophus pilimanus Miers, Ann. Mag. Nat. Hist. (5), I, 1878, 154. 
Family POTAMONM. 
Trichodactylus punctatus Eydoux & Souleyet. 
Without doubt erroneously attributed to the Hawaiian Islands by those authors. 
Family PILUMNM. 
Carpilius maculatus (Linnaeus). 
Carpilius maculatus Alcock, Jour. Asiatic Soc. Bengal, LXVII, 1898, 79, and synonymy. 
Honolulu; Honolulu market; Puako Bay and Hilo, Hawaii. Oahu, H. Mann, 1864, in Museum of 
Comparative Zoology. 
Honolulu Reefs (Miers); Laysan (Lenz). 
Carpilius convexus (Forskal). 
Carpilius convexus Alcock, Jour. Asiatic Soc. Bengal, LXVII, 1898, 80, and synonymy. 
Honolulu, reef and market; Waikiki Beach; Hilo; Waiawa Kanai, V. Knudsen. Oahu, H. Mann, 
1864, in Museum of Comparative Zoology. 
Hawaiian Islands (Dana); 1 male, 1 female, juv., collected by U. S. Exploring Expedition, in 
Philadelphia Academy of Natural Sciences; Laysan (Lenz). 
Carpilodes tristis Dana. 
Carpilodes tristis Alcock, Jour. Asiat. Soc. Bengal, LXVII, 1898, 82, and synonymy. 
Hawaiian Islands, A. Garrett, 2 females, in Museum of Comparative Zoology. 
Carpilodes ruber A. Milne Edwards. 
Carpilodes ruber A. Milne Edwards, Nouv. Arch. Mus. Hist. Nat. Paris, I, 1865, 228, pi. xi, figs. 
4, 4a, 4b. 
Honolulu (A. Milne Edwards); Pearl Harbor (Lenz). 
