aquatic iiilt 



1919 — 1920 



May. Nanostomus eques (Brind) ; The 

 Water Horse-tail (Wobler) ; Observations on 

 the Cheloniatis of North America, Part II. 

 (Shufeldt) ; 1 Became a Fancier (Proctor) ; 

 A Peculiar Planorbis (Brcder) ; Association 

 and Color Discrimination in Mudminnows and 

 Sticklebacks (White) ; The Hay Infusion 

 Microcosm (Woodruff) ; The Bladderworts. 

 notes and news. 



June. Observations on the Chelonians of 

 North America, Part III (Shufeldt) ; Gam- 

 busia episcopi (Brind) ; The Wheel Animal- 

 cules (Bade); Sonnet to a Goldfish (Burditt) ; 

 A Study of the Diamond Bass (Trell) ; The 

 Brook Stickleback (Barker); Goldfish in 

 China, Red-colored Water, Crappie Spawn in 

 Washington Aquarium, and Society News. 



July. A Big-headed Gurnard (Fowler) ; The 

 Nesting Habits of Certain Sunfishes as Ob- 

 served in a Park Lagoon in Chicago (Hubbs) ; 

 Badis badis (Brind) ; The Paradise Fish (Bal- 

 leisen) ; The Garden a Terrarium (Brcder) ; 

 Philadelphia Aquarium, A Fish Elevator, 

 Akiyama Goldfish Farm, notes and news. 



August. Observations on the Chelonians of 

 North America, Part IV (Shufeldt) ; The 

 Steinhart Aquarium, with portrait of Ignatz 

 Steinhart ; Lebias sophise (Brind) ; The Senses 

 of Fishes (Herrick) ; Marine Aquaria, An 

 Epidemic Among Fishes, Manufacture of 

 Pearl Buttons, etc. 



September. Platypoecilus maculatus 



(Brind) ; Observations on the Chelonians of 

 North America, Part V (Shufeldt) ; Notes on 

 the Life-history of Planorbis corneus and 

 Other Freshwater Mollusks (Webster) ; Phil- 

 adelphia Exhibition, Naples Aquarium, 

 Aquaria in the Conservatory of the Missouri 

 Botanical Garden, Xiphophorus montezumae, 

 Freshwater Shrimp, notes and news. 



January, 1920. Betta rubra (Hccde) ; Ob- 

 servations on the Chelonians of North Amer- 

 ica, Part VI (Shufeldt) ; 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 (Nakashiina) ; Observations 

 on the Chelonians of North America, Part VII 

 (Shufeldt) ; The Mosquito (Hale) ; Lucio- 

 cephalus pulcher (Hccde) ; Maintaining an 

 Aquarium (Trell) ; 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 (Shufeldt) ; Ichthyopthir- 

 itis multifilius (Webber) : Rivulus striqatus 

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

 Carolina Notes (Carlton) ; Society news. 



"b — 



Wear a Handsome Solid Gold 

 Pin of Your Favorite Fish 



Copyright 



Stil-B-Nu Supply 



A beautiful scarfpin and watch-fob for gentlemen 

 and brooches for Indies. Made of solid gold anil 

 of very best workmanship. Am odd ami 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 20c box; 

 3 boxes, 50c, 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 by 

 replacing the lime and salts as they 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 



Hade in two sizes. 

 3% and 5 inches. 



manufactured by us from the very best materials. 

 The frame is brass, and its square shape which 

 allows easy access to corners. 



Sti^B-Nu Aquarium Scrapers — something new: 

 order one today and avoid p'acing hand in the 

 aquarium when cleaning it. Price 35c, postpaid. 



Easy-Reading- Aquarium Thermometer. Tells at 

 a glance the temperature of your water. No 

 aquarium is complete without one. Price $1.00, 

 postpaid. 



Pocket Magnifying Glass. Every aquarist needs 

 a good glass, especially when collecting insects 

 and raising infusoria. Considering quality, this 

 glass is priced very low. $1.75, postpaid. 



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

 50c pound, postpaid. 



Fishes, Plants, Aquariums, Bonks, Castles, Stands 

 Wholesale and Retail 



STIL-B-NU SUPPLY CO 



427 E. Girard Avenue, Philadelphia 



