232 
MARINE SHELLS OF WEST COAST OF NORTH AMERICA 
forations, but appears normal in every other respect. While this can hardly 
be termed a variety, it seems well to give it a name in order that it may be 
kept in mind by those interested in teratology of mollusca. The specimen 
. . . . measures 100 mm. in length by 42 in height and 95 in width. 
(Dali.) 
Type in United States National Museum, No. 219850. Type locality, 
on the coast of California not far from San Pedro. 
Range. California to Lower California. 
Haliotis californiensis Swainson, 1822 
Plate 86, figs. 1, 2 
Zoological Illustrations, 2: PI. 80. 
H. testa ovali, lacvi, obscure thalassina; labio exteriore supra immar- 
ginato, interiore lato, complanato, foraminibus numerosis, minutis, orbicu- 
laribus, laevibus. (Swainson.) 
Shell ovate, smooth, obscure sea green; outer lip above immarginate; 
inner lip broad, flat; perforations numerous, very small, orbicular and 
smooth. (Swainson.) 
Type in ? Type locality, California. 
Range. On the islands, the Farallones to Guadalupe. 
Haliotis californiensis bonita Orcutt, 1900 
West American Scientist, 10: No. 5, 30. 
A new form with 13 long narrow holes close together, without showing 
scars of any of the closed holes, and characterized further by the very 
large, rough, muscular impression (50 mm. in greatest diameter) forming 
a most beautiful “pearl” and showing equally well from the inside or out¬ 
side in the polished type. It is evidently rare, and may be from Mexican 
waters. (Orcutt.) 
Type in Orcutt Collection? Type locality, near Santa Barbara, Cali¬ 
fornia. 
Range. California. 
Haliotis rufescens Swainson, 1822 
Plate 90, fig. 2; Plate 89, fig. 2 
Bligh Catalogue, Appendix 2. Conchologia Iconica, Haliotis, fig. 6. 
Testa ponderosa, leviter striata, aliquando nodis sparsis deformi, rufes- 
cente: spira brevi; labii exterioris extremitate antica gibba: labio interiore 
angusto; foraminibus levatis, remotis (3 aut 4 apertis). 
Shell ponderous, obsoletely striated, sometimes deformed by scattered 
[834 ] 
