208 
MARINE SHELLS OF WEST COAST OF NORTH AMERICA 
Margarites lirulata subelevata Carpenter, 1864 
Supplementary Report, British Association for the Advancement of Science, 653. 
Proceedings, Philadelphia Academy of Natural Sciences, 61:1865. 
Raised, livid. (Carpenter.) 
T. elatiore; colore livido, intensiore; lirulis vix acutis. (Carpenter.) 
Shell somewhat elevated, with livid very intense color; lirulae scarcely 
acute. (Translation.) 
Type in United States National Museum. Type locality, Neah Bay, 
Washington. 
Range. Known only from type locality. 
Margarites lirulata obsoleta Carpenter, 1864 
Supplementary Report, British Association for the Advancement of Science, 653. 
Proceedings, Philadelphia Academy of Natural Sciences, 61:1865. 
Sculpture evanescent. (Carpenter.) 
T. ut in var. subelevata; lirulis evanescentibus; operculo planato, ten- 
uissimo, suturis indistinctis. (Carpenter.) 
Shell as in var. subelevata; with evanescent lirulae; operculum flattened, 
very thin, with indistinct sutures. (Translation.) 
Type in United States National Museum. Type locality, Neah Bay, 
Washington. 
Range. Known only from type locality. 
Margarites acuticostata Carpenter, 1864 
Supplementary Report, British Association for the Advancement of Science, 653. 
Proceedings of the California Academy of Sciences, 3:157. Dali, Bulletin 112, 
United States National Museum; Pi. 18, fig. 5. 
Small, painting clouded: 3 sharp ribs on spire. 8-20 fm. (Carpenter.) 
M. t. M. lirulatae simili; parva, tenui, albido-cinerea, olivaceo-fusco 
varie maculata, seu punctulata; anfr. nucleosis ii. laevibus, tumidis, fuscis, 
apice mamillato; anfr. norm. iii. tumidis, tabulatis, suturis rectangulatis; 
carinis acutis in spira iii., quarta peripheriali, aequidistantibus; interstitiis 
spiraliter striatis; in spira et circa basim radiatim creberrime striulatis; basi 
subrotundata, lirulis distantibus circ. ix. ornata; umbilico magno, in- 
fundibuliformi, vix angulato, intus interdum striis spiralibus paucis 
sculpto; apertura subrotundata, pariete parum attingente: operculo anfr. 
paucioribus, circ. vi. suturis subelevatis. Long., 0.18; long, spir., 0.12; 
lat., 0.19; div., 87°. (Carpenter.) 
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