CLASS GASTROPODA 
115 
Range. Off La Jolla, California, to Cape San Quentin, Lower Cali¬ 
fornia. 
Lora amiata Dali, 1919 
Proceedings of the United States National Museum, 56:303. 
Shell elevated, rugose, white under a pale yellow periostracum, with 
six subtabulate whorls, the nucleus decorticated, suture obscure, closely 
appressed; spiral sculpture of an angle at the shoulder, between which 
and the suture are four or five close-set small equal threads; in front of 
the shoulder is a constriction beyond which are about a dozen deep grooves 
with wider, rounded interspaces, which are finely spirally striated; on the 
canal there are crowded small threads; axial sculpture of about 15 short 
ribs extending from the shoulder, which they nodulate, to the periphery 
only; aperture narrow, with a shallow anal sulcus; outer lip thin, inner 
lip erased, canal straight and short. Height of shell, 15; of last whorl, 
10.5; of aperture, 8; diameter, 7 mm. (Dali.) 
Type in United States National Museum, No. 214219. Type locality, 
Belkoffski, Alaska. 
Range. Known only from type locality. 
Lora turricula Montagu, 1803 
Testacea Britannica, 262; PI. 3, fig. 17. 
Shell with seven taper-ribbed spires, of a white color, and somewhat 
glossy, terminating in a fine point, and striated transversely: the volutions 
are strongly defined, not rounded, but rise perpendicularly above each 
other, the top of each being almost flat; the ribs at that part angulated, 
or turreted, and suddenly decline to the separating line: aperture narrow- 
oblong, ending in a broad canal; outer lip a little thickened by a rib; 
upper part angulated; pillar lip smooth. Length, J breadth, rather 
more than * n - (Montagu.) 
Type in Museum Macgillivray. Type locality, Sandwich, Kent. 
Range. Icy Cape, Arctic Ocean, to Puget Sound, Bristol Channel, 
western and eastern parts of England and Wales, on all the Irish, Scotch, 
and Icelandic coasts. 
Lora pavlova Dali, 1919 
Proceedings of the United States National Museum, 56:43; PI. 14, fig. 9. 
Shell white, thin, and delicate, with six or more whorls, the nucleus 
eroded; spiral sculpture of fine striae with wider flat interspaces minutely 
cut into segments by close regular incremental lines, whorls subangulate 
at the shoulder; axial sculpture of sharp, sigmoid riblets (22 or more on 
[1151 
