25 



GENUS SEBASTODES. 593 



hh. Head 3*; depth 2*. D. XIII-15; A. Ill, 9; lat. 1. 66; 50-55 

 tubes. Maxillary dilated behind, reaching posterior mar- 

 gin of pupil, 1\ in head; lower jaw protruding. Anal 

 spines graduated, the second 3J in head. Preocular ridges 

 present, usually ending in spines, frontal region between 

 them, bulging. Slaty black; paler below lateral line. Peri- 

 toneum black. Puget Sound to San Diego, abundant. 



myslinus* 

 bb. Cranial ridges somewhat developed, preocular, postocular, tym- 

 panic and parietal spines usually all present, delicate (supraocular 

 also present in some species; tympanic usually absent in atrovi- 

 rens); lower jaw projecting, parietal bones usually not meeting, 

 i. Lower jaw much projecting, scales rather small; lat. 1. 50-75: 

 anal rays III, 7-III, 9; dorsal tin not deeply emarginate, soft 

 dorsal low. 

 j. Second anal spine scarcely or not longer, usually shorter than 



third. 

 k. Supraocular spine wanting. Head 3J; depth 3^. D. XIII-15; 

 A. Ill, 8; lat. 1. 65. Maxillary reaching middle of eye, 2\ 

 in head; lower jaw protruding, its tip entering profile. Eye 

 less than interorbital space, 4 in head. Anal spines grad- 

 uated. Olive green; creamy below; fins dusky. Peritoneum 

 black. Port Harford to Monterey, rare. entomdasA 



kk. Supraocular spine usually present. 

 1. Peritoneum black. 



in. Maxillary reaching middle of eye. Head 3; depth 3J. 

 D. XIII-141; A. Ill, 8£; 56 pores in lateral line. Com- 

 pressed, elongate; mandible with prominent symphy- 

 seal knob. Orbit '61 to 4 in head. Head entirely cov- 

 ered with moderate-sized scales; those of body larger. 

 Anal spines graduated. Eufous; variously marked 

 with brown; caudal dusky. Peritoneum jet black. 

 Cortes Banks, San Diego. rufus.t 



mm. Maxillary reaching posterior margin of eye, 2 in 

 head. Head 3 in total length; depth 3|. D. XI1I-13£; 

 A. Ill, 71. Elongate; head pointed; lower jaw project- 

 ing. Mandible, maxillaries and snout scaled; scales 

 of head small, ctenoid, those of body larger. Anal 



* Sebastichthys myslinus Jordan & Gilbert, Proc. U. S. Nat. Mus., 455, 

 1880; 56, 70, 1881. 



t Sebastichthys entomelas Jordan & Gilbert, Proc. U. S. Nat. Mus., 142, 

 1880. 



t Sebastodes ruf us ~Eigenmann &Eigenmann, Proc.Cal. Acad.Sci. 13, 1S90. 



