106. SCORPiENID.E — SEBxVSTODES. 655 



«n. Body without stellate spots. 



o. Pale blotcLes on sides surrounded bj' purple shades; 

 head wit h j)urplish above ; man- 

 dible naked rosacrus. 



00. Pale blotches on sides surrounded by green shades ; 



no i)urple; cranial ridges very 



sharp; mandible ^lartly scaly. 



rhodocJiloris. 



mm. Dorsal spines very high, the highest half the length of 



head; body above with many 

 small round green spots. 



chlorostkius. 

 hk. Postocular spine wanting. 



p. Mandible scaly, its tip much projecting; perito- 

 neum dusky; interorbital space 

 concave ; body comparatively 



elongate elongatus. 



pp. Mandible naked ; peritoneum white ; body deep. 

 q. Scales on head mostly cycloid; lower jaw pro- 

 jecting; second anal sjjine much 

 stronger than third; color ])ink- 

 ish white, banded with deep 



crimson ruhrivhicius. 



qq. Scales on head ctenoid; lower jaw usually in- 

 cluded; second anal spine lit- 

 tle enlarged. (Seisasticiithys 

 Gill.) 

 r. Coronal spines present; cranial ridges moderate; 

 color brownish, mottled. 



aiiriculatus. 

 rr. Coronal spines none. 



s. Cranial ridges with entire edges. 

 t. Nuchal ridges none. 

 u. Gill-rakers extremely short, most of them 

 as wide as high ; general color 



dusky-greenish rantrcUigcr. 



MM. Gill-rakers higher than wide. 

 V. Highest dorsal spine notably more than 

 half length of head. 

 w. Head and ui^per parts not speckled 

 with orange; membrane of spi- 

 nous dorsal not very deeply in- 

 cised. 

 X. Color dark brown, varied with 



light l)ro \vn caiirinus. 



XX. Color reddish, varied with yel- 

 lowish; dorsal spines higher. 



rt'xilUtris. 

 WW. Head and u])per i)arts everywhere 

 speckled with orange; front of 

 back yellowish; soft fins black; 

 dorsal spines extremely high, 

 their membranes deeply incised. 

 maliger. 



