32 TROCHUS. 



plicate ; umbilical area white, funnel-shaped/ callous, i-ather narrow, 

 obsoletely spirall_y costate. 



Alt. 35, diam. 36 mill. 



New Caledonian ArcMjyelcigo ; Uvea; Viti Is. 



T. tubiferus Kiener, Spec. gen. Troque, t. 37, f. 3. — Fischer, 

 Coq. Vlv. p. 116.— r. coneiimus Phil., Zeitsch.f. Mai, 1846, p. 105. 

 (young.) — Reeve, Conch. Icon. f. 15. — Polydonta squamigera A. 

 Ad., p. Z. S., 1851, p. 155.-2! obesus Reeve, Conch. Icon. f. 75. 

 (pi. 8, fig. 82.) 



The numerous Vnx of the base separate this form from T. calcara- 

 tus, with which it agrees in the perforated or fistuloses])ines. These 

 are sometimes subobsolete, and frequently solid on the last whorl. 



T. SQUARRosus Lamarck. PI. 6, figs. 60, 61. 



Shell umbilicate, conic-pyramidal, thick, radiate with white and 

 and rose color ; whorls 9, the embryonic smooth, the following 

 planulate, sculptured with spiral series of regular beads the remain- 

 ing whorls subexcavated in the middle, with three series of granules 

 on the upper part and a series of oblique short folds below ; last 

 whorl carinated, with 16 to 24 folds crenulating its periphery ; base 

 planulate, with six concentric granulose lirae, separated by interstices 

 as wide as the ridges; aperture rhomboidal; lirate within ; umbilical 

 area spirally plicate. 



Alt. 35, diam. 40 mill. (Fischer.) 



Ins. RciDiion ; Upolu; Sajichvich Is. 



T. squarrosus Lam., An. s. Vert, vii, p. 20. 1822. — T. regius 

 Desh. in Lam., An.''s. Vert. ed. 2, ix, j). 155. (non regius Reeve, 

 Conch. Icon, f 10.)— 71 obUtus Reeve, Conch. Icon. t. 16, f. 98. 



T. RUBRiCATus Philippi. PL 7, figs. 70, 71. 



Shell fiilse-umbilicated, conical, wliitish, maculated with purplish 

 red; whorls 8^ separated by an undulating suture, planulate, the 

 apical eroded, the following obliquely, finely striate, spirally lirate 

 with 5 to 6 lirie, the three upper ones distinct, two or tliree lower 

 obsolete; lower part of the whorl nodose, the nodules prominent; 

 last whorl carinated, crenulated at the ])eriphery with 16 nodules; 

 base marked with radiating, flexuose lines and 8 to 9 concentric, 

 granulose, lirie, the interstices between those in the center wider and 

 marked with minute parallel lirre; aperture rhomboidal, lirate with- 

 in; basal margin plicate; columella oblique, umbilical area funnel- 

 shaped, with a spiral ridge. 



Alt. 17, diara. 22 mill. (Fischer.) Japanese Seas. 



