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Show 1891.] THE SHELLS OF PERAK. 343 65. ALYCCEUS MICRODISCUS, v. Molldff. (Plate XXX. figs. 10- 10 6). Alycceus microdiscus, v. Molldff. L c. p. 311. Bukit Pondong (Hungerford). 66. ALYCCEUS PARVULUS, V. Molldff. (Plate XXX. figs. 11- 116.) Alycceus parvulus, v. Molldff. 1. c. p. 311. Bukit Pondong (Hungerford). 67. ALYCJEUS MICROCONUS, V. Molldff. (Plate X X X . figs. 12- 126.) Alycceus microconus, v. Molldff. 1. c. p. 311. Bukit Pondong (Hungerford). 68. ALYCCEUS JOUSSEAUMI, de Morgan. Alycceus jousseaumi, de Morgan, Le Nat. 1885, p. 70 ; Bull. p. 54, t. iv. fig. 4 ; v. Molldff. 1. c. p. 312. Mt. Lano, Kinta valley (de Morgan). This fine species, the largest Alycceus known to me, is allied to A. umbonalis, Bens., and A. physis, Bens., but at once to be distinguished by the formation of two peristomes rather distant from each other, somewhat in the manner of Cyclophorus foliaceus, Chemn. Fam. DIPLOMMATINIDCE. 69. OPISTHOSTOMA PAULUCCICE, Crosse & Nevill. Opisthostoma pauluccice, Crosse & Nevill, J. de Conch, xxvii. 1879, pp. 197, 205, 339, t. viii. fig. 1 ; Godw.-Aust. & G. Nev. P. Z. S. 1879, p. 738, t. Ix. figs. 2, 2a, 26; v. Molldff. 1. c. p. 313. Bukit Pondong (Townsend). 70. OPISTHOSTOMA PERAKENSE, Godw.-Aust. & G. Nev. Opisthostoma perakense, Godw.-Aust. & G. Nev. P. Z. S. 1879, p. 738, t. Ix. figs. \, la, lb; v. Molldff. 1. c. p. 313. Bukit Pondong (Townsend, Hungerford). 71. DIPLOMMATTNA (SINICA) CANALICULATA, v. Molldff. (Plate XXX. fig. 13.) Diplommatina (Sinica) canaliculata, v. Molldff. 1. c. p. 312. Bukit Pondong (Hungerford). 72. DIPLOMMATINA (SINICA) NEVILLI, Crosse. Palaina nevilli, Crosse, J. de Conch, xxvii. 1879, pp. 203, 339, t. viii. fig. 2. Diplommatina nevilli, v. Molldff. 1. c. p* 313. Bukit Pondong (Townsend, Hungerford). 73. DIPLOMMATINA (SINICA) VENTRICULUS, V. Molldff. (Plate XXX. fig. 14.) T. dextrorsa, vix rimata, ventricoso-conica, lutescens. Anfr. 7k, |
