7 
at Todos Santos bay, Baja Cal., and dead specimens observed at 
Santo Domingo. 
63 Ranella californica 
Length 3-6 inches; color yellowish brown outside within pure 
white; shell strong and solid, marked with many knobs and ridges. 
The Frog Shell has been recorded from Santa Barbara, Mon- 
terey bay, and San Diego, Cal., and from Tedos Santos bay and 
Santo Domingo, Baja California. I have also found it fossil at 
Borrego Springs, on the Colorado Desert. 
64 Macron aethiops 
Shell dark brown, 3 or 4 inches long; aperture very largé, 
outer lip thin, the canal a mere notch. Catalina Island, Cal., and 
abundant in San Quintin bay, Baia Cal.; Santo Domingo, not rare, 
and in the kitchen middens. 
65 Nassa Tegula 
Shell strong, 12-20 mm long, dark gray in color, within white; 
aperture small, inner lip covered with a large callus of smooth, 
white enamel. 
Santa Barbara, Cal., to Mazatlan, Mexico, and Panama? A 
form like Nassa vibex was found in the Gulf of California by 
Fischer. Collected at Santa Rosalia, Baja Cal., and at Guaymas, 
Sonora. Abundant on muddy bay shores at San Diego, Cal., and 
at Santo Domingo. 
66 Myurella simplex 
Shell slender, 3 cm long, whorls about 12, spire acute, aper- 
ture small; canal short, recurved; a line of beads follows the 
sutures, color white or brownish. 
Abundant at low water, on the sandy shores of San Diezo 
bay, Cal., and at Santo Domingo and San Juan, Baja Cal. Santa 
Barbara, Cal. 
67 Conus californicus 
Shell about 1 inch long, solid; epidermis chocolate brown, 
hairy; smooth. 
Abundant on some sandy beaches near San Diego, Cal., at 
certain seasons; kitchen middens, Santo Domingo. 
68 Cypraea spadicea 
The Nut-cowry rarely exceeds 2 inches in length, and is 
marked by a dark brown ring, slightly lighter inside, on the back, 
with white lips; one of the most beautiful of the Californian shells. 
Dall records very large specimens from Catalina Island; I 
have found it abundant in April and May at False bay, near San 
Diego, Cal., at very low water; also recorded from Chinatown 
Point, Monterey bay, Cal., and dead specimens—often quite large 
—are rather abundant at Todos Santos bay and Santo Domingo, 
Baja Cal., and several fine examples were found by pearl hunters 
at the latter place at the time of my visit, 
Yates, Lorenzo G.: Nautilus 4:54, records from the Santa 
Barbara channel. 
69 Neverita reclusiana 
Shell solid, strong, white or outside sometimes dark brown, 
2 or 3 inches in diameter, half as high; umbilicus nearly or quite 
covered by a thick patch of enamel which extends down the 
columella. 
