170 



Annals of the Carnegie Museum. 



Table IV. — Continued. 

 Anodonta grandis. Comparison Upper Ohio Drainage with Lake Erie. 



No. 



Spec. 



BSD 



TH 

 DVD' 



Tributaries, Lake Erie (139- 



140) ! 8 



Presque Isle (99-120) j 8 



Presque Isle (99-120) 6 



Monongahela tributaries (6, 9) . 6 



Presque Isle (99-120) | 14 



Allegheny tributaries (22, 34, 



45) 14 



Presque Isle (139-140) j 15 



Beaver Drainage (60-85) i5 



■383 

 •396 

 .402 

 •345 

 •375 



•372 

 •367 

 .361 



• 582 

 •537 



• 563 



•577 

 •551 



• 567 

 •542 



•557 



•0255 

 •0793 

 .0964 

 .0620 

 •0797 



.0522 

 •0833 

 •0549 



Comparison Anodonloides ferussacianus. Upper Ohio Drainage. 



Shenango River, Linesville . . . , 



Shenango River, Greenville, 



Sharpsville 



•0518 

 •0517 



Paraptera fragilis, Ohio River Drainage. 



Allegheny River: Kelly, God- 

 frey, Aladdin 



Ohio River: Dead Man's Island 

 & Edgeworth 



Ohio River: Beaver 



Ohio River: Industry 



Ohio River: Cook's Ferry and 

 Smith's Ferry 



Ohio River 



.0492 



•0531 

 .0500 

 .0522 



Paraptera fragilis. Lake Erie Drainage. 



Lake Erie, La Plaisance Bay. 

 Lake Erie, Presque Isle Bay . , 



•0517 

 •0509 



Paraptera fragilis, Comparison Upper Ohio Drainage with Lake Erie. 



La Plaisance (98) 



Presque Isle (99-120) . . . 

 All Lake Erie (98-124) . , 



Ohio Valley (1-59) 



Presque Isle (loi) 



Allegheny River (15-16) 



.0491 



.0619 



•0516 

 .0495 



.0492 



Proptera alata. Lake Erie Drainage. 



La Plaisance Bay 



La Plaisance Bay 



Cedar Point, Lake Erie 



Presque Isle Bay 



Maumee River, Roche de Boeuf 

 Rapids 



.0591 

 .0645 



.094 



