ÍNDICE 219 
Pág 
133. Unio rhuacoica d'Orbigny......o.ococommmm.... o iaa 162 
15% o AE MUEL) oso doo o Loco BOE PUDOR SOd LODOS SAO 162 
IS Paramensis Lol. clas es laa rada 163 
EADNMONDEONDEYAA MOI aos A o e beldion ia» 163 
esMonocondylos Bazil Meca ca dd ost acaso 164 
137. > lentitormSi ma aa ae ladies 164 
138. > MINUANY VOLS ase sido ias O Rolo uo ape 164 
(GADSRANODONDAS OUVIEI asa ear aletas ia aleros cla otera rose "oler S de lea 30d 16É 
¡BOPA modonta Sironos MO are ninas dond de 165 
140. » IAOMA Laa silla e 0 366 
141. » TODICUAN CA LOs sel AE a 167 
142. » Incida COL ala tcs daa 167 
143. > tropezialis y. cygneiformis Pilsbry........ooooomcoccrarn.... 167 
144. » BXOLLCU MINA ao le dad 168 
145. > Forbesiana daa rinda data 169 
146. » tEnEODrICOStA. Lem ti 169 
147. > ULUSUA yen SIM a dto A 170 
ODIN COTO FUSION eat relata loa apa a iaa Aa yo Boa Jabon 170 
MS My cetopus siliquosas O o ise late o tale 171 
CAIDA AS TARTA a marc tits ld a 171 
oras tata ambito anar lada 172 
Suporte TS nac is a laa a ts ae 173 
TAME GARA EAN E ada dada oO ASA So Sad OOOO asa a 173 
GRO IRE IINA a da  leao idanes 174 
150.» Ur a y ens AS ot dd 175 
CA A O 175 
ibiiSemele (Abra) arusuayensis! Pllsbiyoo cocoa 175 
Ham. 2.2 Donacide Fleming. .....cooomciocarro roer 176 
CASINO o as aaa as dasan it OR 176 
DI an le yamas Pd asis ae 177 
ARS MO UE a ia e 177 
GRADO URI as ato an as st cal oa ne iaa os 178 
simMactraisa belladona tit TAR 179 
AA CMI Mate rallS ay rante oa aa aya 179 
SB VR Sracc ina o na naaa ae 180 
AMD Vencrido rayo ls a treat salada dla o de 180 
EXA VENUS Md aa load na did 180 
IES lex anne a rr ar ts 181 
Is apelan O ta ae cli dee de 182 
E ANO eo O A 182 
157. Cytherea (Meretrix ) rostrata Kock. ............... er id 185 
TA AA ON oo dos o A OO SO IS 183 
GAO PRE TRICONA ana da ds lalola 184 
168 Petricola pholadiformis Lamarck 4D oca eat a a 185 
