Verrill, JSTofes on Radlnta. 445 



light bi'own, slender, setiforni, and llexible in tlie bniuclilets. Color, 

 except in the light variety, uniform deep brown. In life, " the stem 

 is dull red, polyps brownish yellow," — F. II. B. 



The largest specimens are often 1 8 inches across ; a medium sized 

 one measures in height 8 inches ; breadth 10 ; diameter of trunk "25 ; 

 of main branches '20 ; of branchlets "10 to •12. A stouter branched 

 specimen is 10 inches high ; 10 broad; diameter of trunk '50; of main 

 branches "25 to 'So; of branchlets '12 to -18; length of verrucre '06 ; 

 breadth 'OS. In some specimens many of the branchlets do not ex- 

 ceed "08 in diameter. A specimen from Zorritos is 15 inches high ; 8 

 broad ; diameter of branchlets •12 to 'IS ; many of the simple terminal 

 branchlets are to 9 inches in length, some tapering very slightly to 

 the end, others of nearly uniform size throughout tlieir length. 



The spicula are small, yellowish brown and deep reddish brown. 

 The larger ones are mostly veiy rough spindles ; very thorny, stout 

 clubs ; very slender, wartj' spindles ; and stout, irregular, lacerate 

 spicula. The larger spindles are mostly rather stout, some'what irregu- 

 lar, covered on the outside with very rough, unequal warts, on tlie in- 

 side with large, sharp, lacerate spindles. The clubs are short and 

 stout, often one-sided, the small end acute and warty, the other end 

 much enlarged, lacerately divided into large, prominent, rough spi- 

 nules. The irregular spicula are of various forms, often flattened, 

 with one edge deeply divided into large, unequal, lacerate spinules. 

 The slender spindles are of A^arious lengths, some being vei-y long and 

 slender, with acute ends, covered on all sides with small, well sej^a- 

 rated warts. 



The larger spindles measure •925™'" by •125'"'", -900 by •ISO, •TSO by 

 •175, -700 by -125, -575 by -175, -575 by -150, ^550 by '200, ^525 by •187, 

 •525 by -175, -525 by -162, -500 by ^200, •SOO by -175, '500 by -150, -475 

 by -125, -450 by •ISO, -450 by -125, -425 by -150, -425 by -125, "400 by 

 •125, -350 by -125, '275 by -175 ; the slender spindles •SOO by -100, -725 

 by ^075, ^700 by -125, •"OO by •lOO, •625 by 075, -575 by -075, ^525 by 

 •100, -525 by -087, -525 by ^075, •SOO by '112, •SOO by •lOO, ^475 by 

 •075, -425 by '087, '425 by -075, -350 by ^062 ; the clubs -600 by ^225, 

 •550 by ^200, ^525 by "225, '500 by '275, -450 by •200, ^450 by -175, -450 

 by ISO, -400 by -150, -375 by -175, '375 by -150, -375 by ^125, -350 by 

 •137, ^325 by '175, '275 by ^125 ; the irregular spicula -500 by -325, ^475 

 by -275, -450 by ^250, '450 by ^200, -425 by -175, -400. by ^175, -400 by 

 •125, -250 by -125, '225 by '150, •ISO by •ISO. 



Zorritos, Peru, dredged in 3 to 5 fathoms, F. II. Bradley ; Pearl 

 Islands, in pools at extreme low-water mark, F. II. Bradley ; Pana- 



