1902 Bulletin 47, United States National Museum. 



712. ARTEDIUS, Girard. 



Artedius, GIRARD, Proc. Ac. Nat. Sci. Phila., vin, 1856, 134 (lateralis). 



Body broad and depressed anteriorly, compressed toward caudal, with 

 a broad band of rounded scales along side of back, not extending on head 

 and not meeting behind dorsal; no plates at base of dorsal; head large, 

 depressed, naked above, the interorbital space narrow and flat; preoper- 

 cle with a moderate bifid spine; nasal spines small; mouth large, cleft, 

 the lower jaw included; teeth on jaws, vomer, and palatines; gill mem- 

 branes broadly united, free from isthmus; branchiostegals 5; no slit 

 behind last gill; dorsal fins separated ; ventrals short. Shore fishes of the 

 Pacific coast of America. (Named for Petrus Artedi, the associate of Lin- 

 naeus, called the "Father of Ichthyology/' in "memory of an ichthyologist 

 whose works prepared the road toward a clear and concise zoological 

 nomenclature/') 



a. Dorsal band of scales narrow, of 8 rows anteriorly, and 2 or 3 posteriorly. 



LATERALIS, 2283. 



aa. Dorsal band of scales wider, of 9 rows anteriorly. ASPERULUS, 2284. 



2283. ARTEDIUS LATERALIS (Girard). 



Head2f; depth 5. D. TX-16; A. 13; V. I, 3; scales about 28 in longi- 

 tudinal series. Body rather slender, a little compressed; head long and 

 low, less deep than in the other species ; occipital region almost flat ; inter- 

 ocular space much narrower than the eye; eye shorter than snout, nearly 

 5 in head; skin of head everywhere perfectly smooth, its upper surface 

 with numerous small conspicuous pores, and many slender small cirri; no 

 distinct supraorbital cirrus, and no occipital ridges; nasal spines small; 

 mouth very large, the jaws nearly equal, the maxillary extending to below 

 the posterior edge of the eye, its length about that of the head ; preoper- 

 cular spine very small, covered with the skin, forked at tip; dorsal band 

 of scales narrow, of about 8 rows anteriorly, 2 or 3 posteriorly. Lateral 

 line anteriorly, with small cirri; dorsal spines very slender, the first 2 

 shorter than the others; pectorals reaching front of anal. Dark clear 

 olive green; head reddish shaded, the back with sharply defined cross 

 blotches, alternately dark olive and pale; lower half of sides usually with 

 numerous small pale spots ; belly bluish ; fins barred with different shades 

 of olive, reddish brown, and black; northern specimens with a black spot 

 on the front of the spinous dorsal ; below it a scarlet crescent, bordered 

 with yellow. Length 5 inches. Pacific coast of North America, from 

 Puget Sound to San Luis Obispo, in rock pools; not common. Here 

 described from specimens from Monterey, (lateralis, pertaining to the 

 side.) 



ScorpcenichtJtys lateralis, GIRARD, Proc. Ac. Nat. Sci. Phila. 1854, 145. (Types, Nos. 328, 

 San Luis Obispo, Coll. Lieut. Trowbridge; and 366, San Francisco, Coll. Dr. W. O. 

 Ay res.) 



Artedius lateralis, GIUAKD, Proc. Ac. Nat. Sci. Phila.' 1856, 134; GIRARD, TJ. S. Pac. R. K. 

 Surv., x, Fishes, 70, pi. 22a, figs. 5 and 6, 1858; GUNTHER, Cat,, n, 174, 1860. 



