718 BULLETIN 82, UNITED STATES NATIONAL MUSEUM. 



prominent on the oral surface; between this band and the disk are three or four 

 narrow bands of green ; pinnules, at least distally, with yellow tips. 



(c) Green with an obscure yellowish band three-eighths of an inch wide in the 

 distal part of the proximal third of the arm, and the terminal half inch of the 

 arm yellow. 



{d) Black and white. 



[(e) Arms with alternating areas of very light yellow and bright orange yel- 

 low ; pinnules on the lighter portions of the arms corresponding to the latter, on the 

 darker partly very light yellow and partly bright orange yellow; centrodorsal 

 white; cirri light dull violet red ventrally toward the tips, the remainder white. 



(/) Deep blood red, lighter on the centrodoi-sal and on the dorsal surface of 

 the cirri. 



(ff) Arms and pinnules alternating white and chocolate, the white shading 

 into brownish gray; cirri venti'ally on the terminal two-thirds chestnut, basally 

 and dorsally white. 



(A) Arms dorsally purplish brown, purplish gray and white; pinnules dark 

 chocolate and white with an occasional purplish tinge: centrodorsal dirty white: 

 cirri dirt}' brown, dirty white dorsally at the base, with silver tips; disk dark 

 chocolate and white. 



(i) Arm bases dorsally white, with a row of spots of olive just at the side of 

 the median line; arms and pinnules ventrally at the base very light orange j^ellow, 

 then dull light yellowish green with large blotches of greenish yellow, becoming 

 lighter toward the pinnule tips, then a narrow area of very light orange yellow, 

 and the rest blotched with very light orange yellow and very dark greenish yellow ; 

 elongated proximal pinnules very light orange yellow shading to olive with rings 

 of the former distally; centrodorsal silver with five spots of olive; cirri ventrally 

 in the terminal half dark yellowish green, dorsally and basally very light orange; 

 disk silvery light dull yellow. 



{j) Arms dorsally at the base white with small green spots, toward the middle 

 and tips becoming dark olive in definite bands, which alternate with white areas, 

 ventrally alternating olive and white in bands, the olive lighter than on the dorsal 

 surface; pinnules corresponding to the color of the place of origin, in the olive 

 areas being transversely banded with olive and white; elongated proximal pinnules 

 white basally and olive distally, the olive being slightly more extensive dorsally 

 than ventrally; centrodorsal white with olive spots; cirri ventrally banded with 

 olive and white, dorsally white, with white tips ; disk mottled olive and white.] 



Lamprometra palmata. — -(a) Black and white. 



(h) Purple and yellowish white. 



(c) Brown and white. 



(d) Light brown and white. 



(e) Uniform deep brown. 

 (/) Predominently yellow. 



Mariametra delicatissima. — Dorsally yellowish white with a narrow purple 

 median line; ventrally light purplish gray. 



