676 
Page 
Amnicola panamensts .....4... 431 
petenensis............- 430 
PpeteneNStS .. eee eeecceees 431 
—— rhegoides ...........5.. 432 
rhegotdes .......4+: 43], 668 
~-—— (P) seemanni ............ 435 
SCOMANNE veveeseees 431, 486 
—— stolli ...... cee eee eee, 645 
0) 674 
subangulata ............ 435 
subangulata ........ 431, 668 
(?) vuleani.............. 645 
VUICANE verse ccreccecues 674 
WIIGKE occa cece eens 436 
Amphicyclotus oo... ccc ce eee 1,5 
Boucardt ... cece eee ees 6 
Goldfusst wo... ceecceune 598 
—— lutescens.. 0.6... cece 7 
—— mAleri vee ccecceuae 6 
PONAEYOSUS. 6... eee eens 6 
LEXTULATUS ©. ee cee eens 6 
Amphidromus. occ. cceecee 182, 230 
CONEPATIUS Woe eevee eens 230 
Amphinaas .....:; chee eens 480 
AMPULLARIA .........- 404, 644 
Ampullaria ........ 401, 405, 406, 
410, 415, 421, 424, 495 
—— auriformis.............. 417 
AUIUFOYINIS. 6. eae 405, 407 
belizensis .............. 417 
belizensis ...... 404, 405, 407 
—— cerasuM............00.. 421 
cerasum.... 405, 408, 422, 669 
columbiensis ........ 413, 424 
——conoidea .............. 423 
conoidea,... 405, 408, 421, 669 
—— cornu-artetis ... 6... c eee 424 
— costaricana ........ 418, 644 
—— costaricana .... 405, 407, 669 
—— cumingi................ 422 
—— cumingt .... 405, 408, 420, 423 
— delattrei................ 419 
—— dysoni ................ 417 
—— dysoni ........ 405, 407, 416 
CFUSA occ cece 425 
—— erogata ...........6.00. 422 
—— erogata ........ 405, 408, 421 
—— euMicTa.............00, 416 
—— CEUMUCTA ove eee 405, 407 
—— EXIM vee eee cee 424 
—— figuaind 6... eee eee 424 
—— flagellata .............. 405 
SJlagellata .. 404, 406, 409, 410, 
411, 412, 413, 414, 415, 
416, 417, 419, 424, 668 
INDEX. 
Page 
Ampullaria flagellata, var. arata. 410 
, Var. arata ........ 405, 
406, 411, 668 
—— ——.,, var. chiapasensis .. 411 
—— ——.,, var. chiapasensis 405, 406 
— , var. exsculpta...... 410 
_— , var. exsculpta . 405, 
406, 411, 668 
—. , var. gigantea ...... 412 
— , Var. gigantea ...... 405, 
406, 413, 668 
, var. guatemalensis.. 413 
—— ——.,, var. guatemalensis.. 405, 
406, 668 
—— ——.,, var. inneza........ 405 
a , var, malleata ...... 411 
— , var, malleata...... 405, 
406, 412, 668 
, var. melanostoma .. 411 
—— ——.,, var. melanostoma .. 405, 
406, 668 
, var. oajacensis .... 411 
—— —.,, var. oajacensis. . 405, 406 
— , Var, tristrami...... 413 
—— , var. tristram?...... 405, 
406, 418, 424, 668 
Satis vec ceeecccceceee 409 
GOVEANA oo cae cvecvees 425 
—— ghiesbrechtii ........6605 418 
—— ghiesbreghti ............ 418 
—— ghiesbreghti .... 405, 407, 419 
—— ——., var. lemniscata .... 418 
—— ——.,, var. lemniscata. . 405, 407 
——., var. miltochilus.... 418 
, var. miltochilus. .405, 407 
GUGUNled oo ec ccccccces 413 
——— IQUE cece eeeee 425 
—— hondurasensis ...... 420, 644 
hondurasensis ...... 404, 405, 
408, 421, 424, 669 
—— innexa .............05. 416 
UMNENO vec ccevvcees 405, 407 
labiosd ccc cece 410 
dattret eve c eee ees 419 
lemniscata ... cece cecces 418 
TWVESCONS. eve c cece eeee 411 
—— luteostoma....... cece 425 
malleatd ......65.. 409, 411, 
412, 413, 415, 416 
— y Var. arata ........ 410 
ame , var. chiapasensis.... 411 
—-- , var. evsculpta...... 410 
—-— ) Var. oajacensis...... 41] 
— , Var. prasima ...... 416 
oo , var. strebeld....... . 416 
miltochetlus ..... 6... 0s 418 
Page 
Ampullaria monachus ........ 416 
—— monachus ......46..% 405, 407 
ODIONGA cee eve eeeneee 423 
OCC]USA . 6... eee eee eee 417 
OCCIUSA ve cece eee 405, 407 
OCRVACEA. Loe ee eee 405 
pallens 6... cic veecenees 644 
—— pealeana .............. 423 
pealeana .....ereee 405, 408, 
421, 424, 669 
porphyrostoOma ......e.ee 410 
a 416 
—— pyrum .....05. 404, 421, 424 
reflera. . 409, 410, 418, 419, 424 
—— ——.,, var. melanostoma .. 411 
TELUSA. Lo ce cece 424 
rotula ...... cee eee eee 425 
TOCA ..e cece ee aee 408, 669 
rufolineatd........5. 423, 424 
—— strebeli .............0.. 415 
strebeli .... 405, 407, 416, 668 
— , Var, prasina........ 416 
a , var. prasina ,, 405, 407 
—— SWUINSONT 6. eee eae 419 
tristramt oi... cee wees 413 
violacea.............0-. 414 
VUOLACER os. ce ee eee 405, 406, 
409, 415, 416, 668 
yucatanensis............ 420 
yucatanensis ........ 405, 408 
—— ——, var. yzabalensis.... 420 
——- ——, var. yzabalensis .... 405, 
408, 669 
Amygdalonaias occ. cece eee 481 
Amygdalopsis... cece eee aees 651 
Anchistoma coulont .......... 167 
ATUAANE . eee e eee 171 
ANCYLUS 2. cece eee e eee eee 400 
Ancylus vee. ccc cca 401, 402, 403 
CUNCOIES oo eee cece 403 
—— excentricus ..........., 402 
—— excentricus .... 397,401, 403 
—— ——,, var. biolleyi ...... 402 
—— — , var. biolleyt........ 401 
—— ——,, var. pittieri........ 402 
—— , Var, pittier? ...... 401 
LaCUstrtS. vee cee ees 402 
—— papillaris .............. 402 
papillaris ........5. 401, 668 
allel... ... cece eee ee eee 40] 
ANISOSPITA . 6. eee eee 254, 255 
LL 266 
Webmanni ...ccceecscaee 266 
strebe oo. cece. 265, 6383 
Anodon bambousearum........ 535 
CUCONU Leceevcccccccens 537 
