Lepidopleurus mertensi 
TUSAUISE wii we ieciia 
, t 
VEUCCGMIGIS #0 ae 
We GtOu MerOCUM ais. eee en ea 
WSUIGUNY CH DROUIG ii) oie iice i ee 
CAUDEOWUCt lie ir 
DAUCICOMUAUA, A iwiivive ee 
IMMA ORICHtALIO Ns erie ir: Ad, & Rve. 
Trea SWAT ICH LATA yest eee ee es Mont. 
Dr. 52 fathoms. 
TAQCATCIIM GlAtUI Gi en He oe a deca Snag Sby. 
SUDSUMIAUUEN iii eke eae ieee Conr. 
TAU A AQIEICOBIELA ares urea hee ciisscey Cpe, 
PEMCOUUALA Cy ie ee eae ree iG Cpt 
LACT O DMA RIS CISUAUNG ys hic linet rater ae Dillwyn. 
ACIGHUAUS icici iroiirrarvtiit  rrere bis Ol vei ni ine ds Terri le ui Desh. 
jeden nt ee ee ee ee Hanley 
This genus consists of rock-boring bivalves that are only obtained 
by the exercise of much labor. 
Lb COUIMA DIGUAIS ac ee cies tei Nutt. 
scutulata Gld. 
OMG O SUSAIMOM es tirt icicle eve Cavin cet ics Hemp, 
CCHS SIRAMCA aii ives as ee ee Gray 
This limpet seems to love the dashing of the waves, and where the 
sea is wildest, there we find it in abundance on the rocks. 
AUCAPING CLEMU Ald, cee eae i COU a cee eee Sby. 
The great keyhole limpet is at times quite abundant among the 
rocks at low tide, where its black, slug-like mass slowly drags 
itself through the tangles of sea-weed. 
Lica pinelle CALOMaLCiNAtd jc rie veer ees Con. 
Quite rare, only a few specimens having been found here alive. 
LUCIA ANNA Gi ea 
californica 
LUCCA yee rice ee Oe ee a ee 
Dismal LSWISUl ii ii i le tei yr atic ces 3 
Dr. 12 fathoms. A variety of the above is found here which so 
closely resembles Lunatia draconis as to be almost undistinguish- 
able, 
I VOUsta CHMOMMICA cutis ie hi i cee Conr. 
Dr. 5 fathoms. . 
ALE sacs vers cenboesencins Gee aera) WineER A Cee ne: Conr, 
MUICUGLA iver Cue ereinsss ty sere in 
