488 Verrill, Notes on Radiata. 



ing from its moutli are the sjjevmatic cords, which are often protruded 

 in a relaxed or exhausted state of the animal." 



Nemactis primula Edw and Haime loc. cit. 



AcUaia primuki Drayton, op. cit., p. 1.34, PI. 2, fig. 12 to 15, 1846. 



Small, scarcely an inch high and broad, slightly dilated above and 

 below. Tentacles short, 2 or 3 lines long, slender, arranged in 3 

 series. Mouth somewhat prominent, "33 of an inch long. Column 

 with vertical colored lines, which are often interrupted. 



One variety has a flesh-colored column, Avith many dark orange, par- 

 allel vertical lines ; tentacles white at base, tips orange ; disk yellow- 

 ish brown ; mouth pale flesh-color ; tubercles and margin of disk 

 green. Another is pink at base, bright green above, with vei'tical 

 dotted lines of carmine ; disk carmine ; tentacles bright yellow ; mar- 

 ginal tubercles dull green. In another the outer tentacles are Avhite, 

 the rest red ; disk and mouth light blue ; tubercles white. A fourth 

 variety is white, clouded with pink and green, dotted with crimson ; 

 outer tentacles white, the rest brilliant carmine ; disk pale lake ; mar- 

 ginal tubercles green. 



Shores of San Lorenzo I., in tide pools, — U. S. Expl. Expedition. 



Nemactis Draytonii Edw. and H.ume, op. cit., p. 282. 



Actinia primula (pars) Drayton, op. cit., p. 135, P). 2, fig. 16, 1846. 



Form and general appearance as in tlie preceding, " with prominent 

 green tubercles but no distinct tentacles." Column pale bluish, with 

 vertical brown lines. Disk bluish white, with brown radii ; mouth 

 reddish. 



San Lorenzo, — U. S. Expl. Expedition. 



Nem.actis (?) Chilensis Verriu. 



Actinia Chilensis Lesson, Voyage Coquille, p. 76, PL 2, fig. 5, 1832. 

 Dysactis Chilensis Edw. and H., op. cit, p. 262, 1857. 



Column, as figured, subconical, decreasing in size from the base up- 

 ward, marked with vertical sulcations. Disk of moderate size, radi- 

 ated. Mouth rather large, oblong. Tentacles of moderate length, 

 slender, subulate, arranged in one row around the margin, abou.t 50 

 in number. Fourteen very long, slender, filiform, snow-white organs, 

 apparently acontia, are represented as emerging from the margin out- 

 side of the true tentacles. No marorinal tubercles are fisrured. 



Color of column light green, with vertical lines of dark green ; disk 

 pinkish with darker radii ; tentacles orange, tinged with crimson. 



Height nearly 1 inch; diameter 125 ; length of tentacles "35 to '50 ; 

 of filiform organs 1*5. 



