AULICA. 89 



sometimes confluent into trigonal blotches, and occasionally 

 forming interrupted bands. Length, 5-8 inches. 



Philippine Islands. Cuming. 

 Y. PUNCTATA, Swains. PI, 2T, fig. 80. 



Pale fulvous, with numerous small light chestnut dots, some- 

 times confluent into larger spots, forming interrupted bands. 



Length, 3 inches. 



Eastern Australia. 



The figures in Swainson, Sowerby and Reeve represent an 

 immature individual, the only one known until ten years ago, 

 when the adult was first figured by Dr. Cox. 



Y. HARGREAVESI, Angas. PL 2T, fig. 82. 



Reddish brown, with an indication of two darker bands, 

 ornamented with numerous, scattered longitudinal and some- 

 what angular blotches of white ; columella and border of lip 

 tinged with orange, aperture flesh-color within. Length, 3 inches. 



Habitat unknown. 

 The specimen described is so far unique. 



Y. BEDNALLI, Brazier. PI. 26, fig. 66. 



Whitish, with four narrow chestnut-colored revolving bands, 

 which are connected by angular longitudinal chestnut mark- 

 ings ; aperture white within. Length, 3 '3 inches. 



Port Darwin, Torres Sts., JV". Australia. 

 Y. SCAPHA, Gmelin. PI. 26, fig. 68. 



Shell ponderous, smooth, yellowish flesh-color, with zigzag 

 longitudinal chestnut markings, sometimes widening into series 

 of irregular spots, forming two interrupted bands. 



Length, 3 '5-5 inches. 



Singapore, on the reefs. Cuming. 



Y. MAGNIFICA, Lam. PI. 26, fig. 70. 



Rather thin ; pale fulvous, with three broad orange-chestnut 

 bands marked with white and fuscous angular spots, inter- 

 mediate surface reticulated with pale orange angular lines ; 

 columella and interior orange or salmon-color. 



Length, 6-8 inches, or even a foot. 



East Coast of Australia. 



One of the largest species of the genus ; it is found half- 



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