128 THIS NAUTILUS. 



37. Henry Co., Indiana. R. Walton Collec. No. 58240. 



38. Miami, Florida. S. N. Rhoads. No. 58253. 



39. Des Moines, Iowa. T. Van Hyning. No. 79641. 



40. Jasper Co., Missouri. M. A. Mitchell. No. 58254. 



41. Silver Lake, Kansas. J. B. Quintard. No. 58246. 



Bifidaria tappaniana (Ad.). 



42. School Lane, Germantown, Philadelphia, Pa. R. Walton. 

 No. 58250. 



43. West Fairmount Park, near Chamounix, Philadelphia, Pa. 

 Vanatta. No. 58224. 



44. Buckfield, Maine. John A. Allen. No. 58219. 



45. Ithaca, New York. No. 62486. 



46-48. Upper Red Hook, Duchess Co., New York. W. S. Teator. 

 No. 58218. 



49-52. Washington, D. C. PI Lehnert. A. N. S., No. 58225. 



53. Drift of Oak Creek, Page's Ranch, Oak Creek, Arizona. 

 E. H. Ashman. No. 82925. 



DREDGING IN FRENCHMAN'S BAY, MAINE. 



BY DWIGHT BLANEY. 



Professor Edward Forbes has said, in speaking of the under- 

 water world, " The difficulties which attend the inquiry add to the 

 zest of the research ; and there is a charm in travelling mentally over 

 the hills and valleys buried inaccessibly beneath their thick atmos- 

 phere of brine." 



There are other pleasures, however, associated with what we call 

 the " adventure " of dredging — as dredging for shells, like many 

 another adventure is full of surprises — and suggests untold possibil- 

 ities in the way of new discoveries. One never knows what treas- 

 ures will be in the next haul, and the most discouraging day still 

 leaves us with enthusiasm for the next trip. We indeed believe 

 that it matters little how poor a haul may be : each trip always 

 yields us something of interest. Any day we may come upon a 

 colony of some species we have looked upon as rare — and the next 

 haul the dredge may disclose fine live specimens of species pre- 

 viously found dead. 



For several seasons the Mesalia erosa, (Couth.) was represented 

 in our collection by a single dead and much eroded specimen, until 

 one lucky day we came upon a colony of them, fine large live ones. 

 The shells were quite crimson in color, and the animals so tenacious 



