SBS LC EIEN UTC ULC ANEme ern e/ac re cee aire acicetcraucbiais Jem wore idslet ci isislere insite wetisina tase te Linn. 
GU SOSA Meese spaccosecest Peg Goton rida seesber meteayAetlese eam Sheoesucee kee as Linn. 
These little bivalves, found among rocks, are very irregular in 
form—no two seeming to follow the same plan of structure. 
SaEciGonnnS satel! edo dacaoe cosded pace Coornsedonaoeboctoddece conconmcaiccre sete Conr. 
The young of this species has been known as Saxidomus aratus, Gld. 
Scala ballastriata .............. eacisle asi ciise-eisesies eels ccatiows suo este sep abe s ctiesa Cpr. 
Dr. 15 fathoms. 
GheDIICOStatalesesseee cece ener ieee esas octet tincnasaee cote ontnee) chant Cpr. 
Dr. 20 fathoms. 
GLEMAtOIM eS Sen eet oes see erasing ee aio eeeceneaa aomoetd Pees Cpr. 
MV AAT AS Ul ereepecerter a ance Meyers atone fale ttece sc (asins cna sciseileor aasiececseate seb asa Cpr. 
OR VIATOUUITI CLAN in eeetatarabiinacisvacer sabswe’ aegmud eekesommeeechnies Cp1 
LOWE coup ceeetige eee vce eaieon: at in ae Be On AS Meenas Susser Dall. 
Dr. 40 fathoms. 
CNV IAbSIEYS cose wane oabbodnonGeeoaeenocrae le Hamann Contos CCE eee ERA ania ee aeeee Dall. 
Dr, 55 fathoms. 
WGisstnellameelSeylear nner arece seat ee tac Mets. Nee me Sensi cite stepeu ere oye Dall: 
Nautilus, Vol. XVIII., page 124. 
Sem SlerdeCiSay -onceaceremeses Cseeeemerectie sees Rae see Fe Bo Tene nt eens Conr. 
ALL COM GTi als aplecwiacter et paiciine este opie paar SGisiOuiocts-isameuseageeinsencean Cpr 
Dr. 5 to 10 fathoms. 
Pulchiayese ee teste hamcmmasa sem cictrtecei scr sosonsneseae sent Sby. 
Dr. 8 fathoms. 
rubropicta .......... nico CH aTEO Sip aac PCrISp ROOD ET eae Ee eran neem ems DYN 
Dr. 3 fathoms. 
ULDLULI ee isdn aos es eet tme ness ccnse) ees, Poa ldewactetisas Mueaedeciece ess Sby. 
Fine specimens of the last species are found occupying the deserted 
burrows of rock-borers in the rocks at La Jolla. 
Sep cltergOiinCatuS cuscimececee ee smectic erscelsererts acioe Sereuercadee as caiositien Rve. 
Seirfoxedkorelovss Gye [Ovapaobl(eKSs eb aapnsaas ocean aqeeRe onoses PeoneBbous pacer Pies se aetee Cpr. 
Sern denSroblon garraaseeenwnscem eas Santen 2b esmteeiinccaslewseraitetawasaenes Cpr. 
This interesting little bivalve was found by the author nestling in 
_ the mantle of the Ischnochiton conspicuua. It was listed by 
Carpenter as Pristophora oblonga, named from a single valve in 
1866. 
Siganretusdebilistisssmcmaceveccaceusesaeonees can Bsa sea atee Aone ee es tak teers tees Gld. 
SU GAA CTL ay sche veaacee Pec sromesce ns siti «seersmatcnee ae cistoesraieiaoeese wewtaccn Conr, 
Siphodentaltumuyciiadriissatwtnlseres-aeeeseaee eer eeeeeee ss eeaasaeeree sarees Cpr. 
Dr. 15 fathoms. 
Siphonaria lecaniuin......... AnseRaeiageotuinn estaaeareeeededucen set icideite acmetee es Phil. 
SOileha@ len yoy obakfoFahl soeeaqsease scenes norte ceeeaosorseces cece ch career care Baars eeace Dall. 
AN ASPs eects a-ha) oe caatesiaysiatisncesiobte sisefachaeiinse ease ap Sia ae ace aeons Dall 
Dr. 400 fathoms. 
Detar iltSipeveyse -peatseple ivesca akesiae as seers wmes erates olyenieSaaitu dean enilucerss Cpr. 
Dr. 60 fathoms. 
