aquatic Itifr, 1920 



January, 1920. Betta rubra (II cede) ; Ob- 

 servations on the Chelonians of North Amer- 

 ica, Part VI (Shufcldt) ; Beef Heart and 

 Beef Liver for Young Fishes ; Notes on Mos- 

 quito Larvae (Hale) ; Lucania ommata (ex- 

 tension of range) ; Habits of Fundulus nottii 

 and Heterandria formosa ; Linseed meal cause 

 of disease among trout; South Australian 

 Aquarium Society, Passaic Aquarium Society, 

 the Redfield Theory, etc. 



February. Goldfish Foods and Feeding as 

 Practiced in Japan (Nakashima) ; Observa- 

 tions on the Chelonians of North America, 

 Part VII (Shufcldt) ; The Mosquito (Hale) ; 

 Luciocephalus pulcher (Hccde) ; Maintaining 

 an Aquarium (Trcll) ; An Easily Constructed 

 Heated Aquarium (Finckh) ; Roosevelt Wild 

 Life Forest Experiment Station, February 

 Pointers, etc. 



March. The Australian Congolly (Hale) ; 

 Observations on the Chelonians of North 

 America, Part VIII (Shufcldt) ; Ichthyopthir- 

 ius multifilius (Webber) ; Rivulus strigatus 

 (Brind) ; An Odd Trunkfish (Hubbs) ; North 

 Carolina Notes (Carlton) ; Society news. 



April. Mastacembelus pancalus (MacMor- 

 ris) ; A New Treatment to Eliminate Ichthy- 

 ophthirius (Hauthaway) ; Observations on the 

 Chelonians of North America, Part IX (Shu- 

 fcldt) ; Notes on Haplochilus lineatus (Saw- 

 yer) ; The Artificial Production of Albinism 

 (Waitc) ; A Metal Net for Larval Fishes 

 (Ballciscn) ; The "Balanced Aquarium — A 

 Question and an Experiment (Powers) ; 

 Venus's Fly Trap, Notes and News. 



May. Aquarium Microscopy (France) ; A 

 "Tin Can" Aquarium (Ballciscn) ; Observa- 

 tions on the Chelonians of North America, 

 Part X (Shufcldt) ; The Stud Fishes (Saw- 

 yer) ; The Guide Book to The New York 

 Aquarium (Shufcldt) ; May Pointers, The 

 Microscopical Society, Notes and News. 



June. Macrones vittatus (MacMorris) ; 

 An Interesting Abnormality (Tasche) ; Blue- 

 spotted Sunfish (Sawyer) ; Breeding Vivipa- 

 rous Poeciliids (Ballciscn) ; Bufo halophilus 

 (Ruthling) ; The Diatomaceae (Wheeler) ; 

 Appropriate Names (Mellen) ; Boyer's "Tlie 

 Diatomaceae of Philadelphia" and society 

 news. 



WANTED! 



Names of collectors and breeders of tropi- 

 cal, native and goldfishes. Wish to buy in 

 large and small lots. All letters held strictly 

 confidential. Address 



GOOD-WELD AQUARIUM CO. 



nil Third Street. Milwaukee, Wisconsin 



Mesogonisteus chaetodon — The 



Black-banded Sunfish. $6 and $12 

 per dozen. 



If you mean business, send check with order 

 GEORGE W. PRICE 



2145 South Lee Street, Philadelphia 



Wear a Handsome Solid Gold 

 Pin of Your Favorite Fish 



Copyright, 1919, Stil-B-Nu Supply Co 



A beautiful scarfpin and watch-fob for gentlemen 

 and brooches for ladies. Made of solid gold and 

 of very best workmanship. An odd and attract- 

 ive piece of jewelry now being worn by aqua- 

 rists. Size of illustrations. 



Prices (including "War Tax) : 

 Scalare, $7.25. Lionhead, $7.25 



Telescope (with ruby eye), $7.75. 

 Telescope (with diamond eye), $9,25. 

 We are in a position to supply pins of your 

 favorite pet. Price on application. 



The Breeding Season is Here 



Start Your Young Fish on Stil-B-Nu 

 Infusoria Culture. Then Feed Them 

 Our Foods and Watch Them Grow 



Stil-B-Nu Infusoria Culture is essential to all 

 aquarists who desire to raise Gold and Tropical 

 fishes. This culture is a result-producer. Full 

 directions with each box. Price 50c, postpaid. 



Stil-B-Nu Fishfood. Scientifically prepared. Con- 

 tains most nutritious ingredients. A proved and 

 tested food for all aquarium fishes. A trial and 

 your food problem is solved. Fine and coarse. 

 Fine recommended for Tropicals. Price 20c. box; 

 3 boxes, 50c, postpaid. 



Stil-B-Nu Dried Shrimp. Contains shrimp only, 

 which is dried and properly prepared to make 

 a choice morsel for all kinds of fishes. Coarse 

 or fine. Use fine for Tropicals. Price, 25c. box, 

 postpaid. 



Stil-B-Nu Fish Remedy — a non-poisonous com- 

 bination for the treatment of fungus, tail-rot, 

 etc., of Tropical and fancy Goldfishes. Don't 

 fail to have a box or two on hand for the 

 first sign of trouble. Full directions in each box. 

 Price: 6 tablets in a box, 25c, postpaid. 



Stil-B-Nu Aquarium Salts will go a long way 

 toward keeping your fishes in good health bv 

 replacing the lime and salts as thev are ab- 

 sorbed by the fishes and snails. Price: 6 tablets 

 in a box, 25c, postpaid. 



Stil-B-Nu Nets 55c 



The Best Net Made 



Made in two sizes, 

 3% and 5 inches, 

 manufactured by us from the very best materials. 



Stil-B-Nu Feeding Kings. Keep the food from ! 

 spreading. Price, 15c, postpaid. i 



Stil-B-Nu Aquarium Scrapers — something new: 

 order one today and avoid placing hand in the | 

 aquarium when cleaning it. Price, 50c- 



Easy-Reading Aquarium Thermometer. Tells at j 



a glance the temperature of your water. Xo 1 



aquarium is complete without one. Price $1.00, \ 

 postpaid. 



Pocket Magnifying Glass. Every aquarist needs | 



a good glass, especially when collecting insects J 



and raising infusoria. Considering quality, this [ 

 glass is priced very low. $1.75, postpaid. 



Stil-B-Nu Aquarium Cement comes ready for use. s 



50c. pound, postpaid. I 



Fishes, Plants, Aquariums, Books, Castles, Stands i 

 Wholesale and Retail j 



I STIL-B-NU SUPPLY CO j 



\ 427 E. Girard Avenue, Philadelphia i 



