240 144 
Tapes (Amygdale) indica, Hantey, ROMER, Monogr. d. Moll. Venus, II, p. 75, pl. 26, fig. 1. 
— Indicus, HanLEy, Hipatco, Obras malacologicas, I, tom. II, 1903, p. 273, No. 369. 
—  denticulata, SowrersBy, Thesaurus Conchyl., II, p. 694, No. 53, pl. 150, fig. 114. 
— — = Reeve, Conchol. icon., XIV, Tapes, Sp. 63. 
— (Amygdale) denticulata, Sowerby, ROMER, Monogr. d. Moll. Venus, II, p. 74, pl. 25, fig. 3. 
—  semidecussata, DESHAYES, REEVE,,Conchol. icon., XIV, Tapes, Sp. 67. 
— (Amygdale) semidecussata, DesHayrs, ROmMen, Monogr. d. Moll. Venus, II, p. 79, pl. 28, fig. 1. 
= = ducalis, ROMER, Monogr. d. Moll. Venus, II, p. 81, pl. 28, fig.3. — Malakozool. Blatter, 
XVII, 1870, p.9, No. 7. 
— Liscuke, Japan. Meeres Conchyl., III, pl. 5, figs. 17—20. 
Strand of Koh Kahdat ('/2 worn specimen). Coast of Koh Chang (2). 
Long. 14—27 mm. 
Distribution: — Andamans, Ceylon, Bombay, Karachi. — Philippines, China, 
Formosa, Korea, Japan, Sachalin, South Sea Islands (Mus. Godeffroy). 
The variability of this species has not yet been sufficiently investigated. It 
comes near T. variegatus, Sow., and the European T. decussatus L. JEFFREYS! even’ 
thinks that “it is impossible to separate the so-called 7. indicus from T. decussatus 
by any other than a geographical character.” 
Tapes (Ruditapes) variegatus, Hanl. 
Tapes variegata, HanLEy, SOwrERBY, Thesaurus conchyl., I, 1855, p. 696, No. 61, pl. 151, figs. 133 and 
A 136 —38 (figs. 134—35 = T. puniceus, Desh.). 
— — — REEVE, Conchol. icon., XIV, Sp. 64. 
Venus — _ Martini u. CHEMNITZ, Conchyl. Cabin., XI Bd., 1 Abth., p. 223, pl. 38, figs. 2—5. 
Tapes variegatus, Sowerby, LiscHKE, Japan. Meeres-Conchyl., I, p. 118; II, p. 79. 
— variegata, = R6mer, Monogr. d. Moll. Venus, II, p.78, pl. 27, fig. 2. 
—  (Cuneus) variegatus, HANLEY, DuNKER, Index molluscor. mar. Japon., p. 207. 
—  variegatus, SowrERBY, Moret, Journ. de Conchyl., vol. 37, 1889, p. 170, No. 71. 
— _ Haney, Hiparco, Obras malacologicas, I, tom. II, 1903, p. 724, No. 370. 
The strand of Koh Kahdat (‘/2). Koh Mak, sandy coast (*/2). 
Long. 15—18 mm. 
“Golfe de Siam” (MoRLET). 
Distribution: — Salanga, Mergui Archip. — Philippines, Hong Kong, Japan, 
Jaya, Port Curtis, Port Denison, Samoa Isls., Tahiti. 
I think that 7. violascens, Desh., can scarcely be separated from T. variegatus, Sow. 
Tapes (Parembola) radiatus, Ch. 
Venus literata, radiata, CHEMNITz, Conchyl. Cabin., VII, 1784, p. 45, pl. 42, fig. 439. 
Tapes aspersa, Reeve, Conchol. icon., XIV, Tapes, Sp. 5 (non CHEMNITZ). 
— radiata, Cuemnitz, ROMER, Monogr. d. Moll. Venus, II, p.41, pl. 14, fig. 3. 
Venus — — PFEIFFER in MARTINI u. CHEMNITZ, Conchyl. Cabin., XI, 1 Abth., p. 160, No. 28, 
pl. 15, fig. 1. 
Tapes radiatus, _- L. Moret, Journ. de Conchyl., vol. 37, 1889, p. 170, No. 70. 
HipaLGo, Obras malacoldgicas, I, tom. II, 1903, p. 245, No. 346. 
‘ The Journal of the Linnean Society, Zoology, vol. XII, 1876, p. 105. 
