TRIBE I. ASTRjEACEA. 135 



from its mouth are the spermatic cords, which are often protruded in 

 a relaxed or exhausted state of the animal. 



Figure 16 is another individual, having the general characteristics 

 of the above, with prominent green tubercles to the margin, but no 

 distinct tentacles : it is probably another species, J. DRAYTON. 



2. Margine superno non tuberculato. (Upper margin not tuberculate.) 

 a. Tentaculis capitatis, longis.( Tentacles long and capitate.) 



ACTINIA CLAVIGERA. (Drayton.) 



A. turgide urceolata, 2J" crassa, verticaliter et transverse lineata, basis 

 margine vix lobata; tentaculis 1" longis, crassimis, apice rotundato- 

 capitatis, 3-seriatis ; ore prominulo. 



Turgid urceolate, 2J inches through the middle, vertically and trans- 

 versely lined ; margin of base scarcely lobed ; tentacles very stout, 

 an inch long, round capitate, in 3 series ; mouth a little prominent. 



Plate 2, fig. 17, the animal natural size. 



Wilson's Island, Paumotu Group, Pacific Ocean. Exp. Exp. 



The general colour of the body is deep orange, marked with longi- 

 tudinal double lines, which are crossed transversely by single ones. 

 The tentacles are whitish, with a band of purple near the middle, and 

 two smaller bands nearer the apex ; they are nearly one-sixth of an 

 inch thick at base, and terminate in a rounded head, which is an 

 eighth of an inch in diameter. The disk is deep brown, with in- 

 distinct radiating lines. The mouth is whitish. J. DRAYTON. 



b. Tentaculis subidatis out filiformibus, disci dimidio longioribus. ( Tentacles subu- 

 late or filiform, longer than half the disk.) 



ACTINIA IMPATIENS. (Couthouy.) 



A. subcylindrica, 1-1 J" crassa, inter dum valde elongata et contorta ; 

 latere levis, et supra corrugato-striata et subtiliter tesselate picta, bast 



