724 BULLETIN 82, UNITED STATES NATIOMAL MUSEUM. 



Subfamily ZENOMETRINiE. 



Sarametra ti'iserialis. — Deep purple-vinaceous, the calyx and arm bases 

 brownish. 



Psathyrovietra erythrison. — Rather dark dull purple. 



Psathyrometra fragilis. — Light purplish brown. 



Balanometra elongata. — Arms purple, with a broad median line of white; 

 pinnules and cirri white; centrodorsal purple. 



Leptovietra celtica. — Green. 



Leptonietra phalangium. — (a) White. 



(Z>) Green. 



Subfamily PEROMETRIN.E. 



Peronietra diomedeoi. — Rich reddish purjile, spotted and blotched with white; 

 division series and lower brachials white, the synarthrial tubercles purple, the divi- 

 sion series with narrow purple transverse lines ; cirri white, banded with purple. 



Young examples are lighter in color, veiy small ones being nearly all white. 



Erythrovietra australis. — Pale orange and yellow. 



Erythrometra ruber. — Salmon red, the pinnules yellow, the cirri white. 



Nanometra howersi. — {a) Brownish yellow, the dorsal surface and the cirri 

 nearly white. 



(h) Light yellow. 



Subfamily HelIOMETRIN^. 



HeUo7netra glacicdk. — (a) Arms brownish, the pinnules orange yellow. 



{h) Bright yellow, the basal part of the cirri ventrally and the arm bases 

 and pinnules dorsally washed with reddish purple. 



(c) Bright 3'ellow. 



{d) Yellowish white. 



Promachoo-'mus kerguelensls. — (a) Violet. 



(b) Golden yellow. 



/ lorometra asperrima. — Yellow, the cirri whitish. 



Florometra serratisslma. — Yellow, the cirri whitish. 



Plorometra perplexa. — Y'ellow or brownish yellow, the cirri whitish. 



Florometra marice. — Clear yellow, the cirri lighter. 



Florometra laodice. — {a) Bright yellow. 



(6) Lemon yellow; the cirri lighter. 



(Jyclometra clio. — Light yellow banded with white, the cirri white with occa- 

 sional narrow bands of yellow. 



Subfamily Bathymetrin^. 



Hathrometra prolixa. — Arms brownish yellow, pinnules, with the gonads, yel- 

 lowish red. disk light brown, cirri white. 



Hathrometra tenella. — Dark green dotted with white, the disk grayish, the 

 cirri white. 



