Oraer Locauirres 
Yor ComPARison, 
“oNAUC, 
“ANE, UUEIIOD5 
“HOTT ‘VET AN 
avg 
‘souedng — 
oywy ‘owkOy  oysy 
“arsu09 
“IM ‘ONW'T YANYuUIOT, 
rout wodo TIX 
ssBuSposp ‘Avg MET | 
“eHUISpaap “WHO 
“PART pug, 
“OAL 0} 70]]N0 “apuns | IAXXX 
‘aa0ys pozooqoid ‘wy y, 
-xo ‘puvs ‘worwioHo, 
‘o10ys payoozosd ‘fpung 
“910418 
pasodxe ‘Azappnog: 
saytn 
woay 399) OF ‘2304S 
Total species reported from locality (fresh water) . 
_ Percentage common to both localities..........+ 
sax 
parajoad ‘cepmog 
“a2048 
‘oxo payoaqoad wy 6, 
XXXL. 
“a UBY) pasod 
-x9 910UL ‘UONw}0F0, 
“A0q 
poeo}]oys ‘TorwIaHa, 
“ar0ys 
posodxe ‘Krepinog 
16 
x. 
sJood poyoajo3d “AIS 
x 
7/ 
*pasodxa ‘{pung | 
-Auq pasodxo *Szapjnogy 
“£uq pasodxa ‘Apurg 
“aa00 
pasypys ‘Azopqnog 
“yurod 
pasodxa ‘Araprnog: i 
“quriod 
pasodxe ‘Arappnog: 
-£0q 
poyoaj}0sd ‘yor Bya70,, 
“gurod 
pasodxe ‘Auopmnog, 
“quiod 
pasodxa ‘Asapmog 
“£Bq 
[pas9y jays Apaud ‘Apurg 
“cq 
“paaoyjeys Spaed *<puvg 
quod 
posodxe ‘Auapmog 
SHOWING DISTRIBUTION OF SPECIES IN ALL HABITATS, 
TABLE NO, 18. 
“yur0d 
pasodxe ‘Kapmnog: 
-£uq posodxo ‘puns 
“pulog 
“Appr '3903,) | 
jood Appnut ‘34993¢) 
“7]q0M 
Suruuns ‘Au0qs ‘991-) 
-yuiod. 
posodxe ‘Asapmog 
“yu10d 
posodxe ‘Asopmnog 
-a10ys pasodxa ‘Apuyg | 
-eioys pasodxa ‘Apuug 
payonjoad ‘ao1yeya0b A | 
*a0qs payoajoad *A7IIS 
“quiod payoojoad ‘pug 
“040 
jo yQNour ‘oryT0H0, 
cides | 
payoaqosd ‘aor: 
“Aug paqoo7 
-oid Ayjaud ‘Aaappnogy 
“yaiod 
pasodxa ‘Sepmnog. 
saa048 
panodxe ‘Asopinog, 
‘aaoys posodxa ‘Apung 
“A0q. 
poqoojoad Ayjaud ‘Apuyg 
Ill. 
“sug 
payoojoad ‘wo1jwy9H94, 
“qatod 
posodxo ‘Aropynog, 
*£0q 
pazoojoid ‘mo1WW{0H9A 
“quiod payoajzoad ‘Apuvg 
Cuanacrer oF HABITAT. 
Station 
WC Reaes 
planatus. 
arvus. . 
irsutus, 
Anodonta marginata , 
hitus undulatus 
lium aquilat 
lium henslowanum..... 
ipara. contectoides 
eloma decisum. 
eloma integru 
ip 
np 
harritum vermontanum 
sa ancillaria warreniana . 
Symbols used: A, abundant; C, common; U, uncommon; R, mre; 1, 3, etc., number of specimens found. 
Valvata tricarinata.. . ae 
Valeata bicarinata normalis.. 
trophitus edentulus. 
42. PI 
hy: 
sire 
D 
Margaritana margaritifera. 
Total species in each station. .... 
Elliptio com: 
Anodonta eataracta 
Alasmidonta undulata. 
P. compressum 
i 
8 
41. 
