THE MICROSCOPICAl, ADVERTISER. 



ANNELIDS :— 



Eutire Polynoe, an inch louj 



Entire Nereis 



Spirorliis extracted from tube 



63 

 50 

 30 



■i2 

 with 

 50 

 38 

 32 



30 

 33 

 38 

 38 

 50 

 50 



REPRESENTATIVE LIST OF MICRO. SLIDES 



mounted by Sinell & Hornell, Jersey. 



PROTOZOA :— $ 20 



Foraminifera, transparent 20 



Radiolaria, transparent 

 SPONGES :— 



Ascaltis botryoides (entire,) type of ascou 

 canal system 25 



Section of Geodia gigas, shows sphincter 

 muscles, myocytes and beautiful spic- 

 ules. 33 

 Sec. Pachymatisma, a grand study in spic- 

 ules 38 

 Sec. Fresh-water sponge (spongilla fluvia- 

 tilis), showing winter eggs or stato- 

 blasts 38 

 HYDROZOA :— 

 The lovely expanded zoophytes : 

 Pennaria Carolina 

 Eudendrium ramosum 

 Plumularia halecioides 

 Coryne frnticosa 

 Medusa of Obelia 

 Lucernaria octoradiata 

 Note. The above are absolutely perfect 

 slides and perhaps the most beautiful ever 

 produced ; exquisite for exhibition. 

 ECHINODERMATA :— 



Stalked larva (Pentacrinus) of Rosy 



Feather Star {antedon) 50 



Young starfish (two specimens) asterina 



gibbosa, a fine spot-lens 'object 38 



Young ophioconia 25 



Spicules of Synapta (anchors and plates) 

 a gorgeous polariscopic object 20 



Full catalogue of microscopical slides of rare and interesting marine animals free. 

 Add cost of mailing to above prices : 



On 1 slide, 13 cents ; 2 slides, 20 ; 3 slides, 25 ; 4 slides, 30 ; 6 slides, 45 ; 12 slides 70 ; 

 and remit amount to C. W. Smiley, Washington, D. C, who will have the slides sent 

 direct to purchaser from our Laboratory in Jersey, England. 



Microscopical Studies in Marine Zoology. 



Our latest and most important speciality is the issue of a Subscription Series of 14 spec- 

 ially prepared Microscopical Slides of rare and interesting Marine Animals — all of (he high- 

 est possible excellence in every way, and guaranteed permanent. Each series is completed 

 in one year, the slides being sent out in quarterly instalments, and with each of these four 

 instalments are issued 24 to 28 pages of descriptive matter dealing in pleasant but exact 

 manner with the anatomy, life history and habits of the respective animals, together with 

 from 2 to 4 full page photo-engravings — all original and drawn from Nature, many too, 

 being colored. The Series comprises a series of most interesting articles and will when 

 completed form a unique and valuable guide to Marine Zoology. 



The first series of 14 slides (now nearly completed) will be sent post free to the United 

 States for $6.25, and comprises the following high class slides : 



Othonia, a fine plumed worm, showing 



eye -spots on tail 

 J)asychone, a lovely Sabellid, 



curious eye-spots on gill filameuts 

 Syllis borealis 

 Autolytus, a fine mount 

 CRUSTACEA :— 



Nauplius stage of Barnacle [Balanus) 32 

 Cypris stage of — do — 32 



Opossum shrimp {Mysis) showing auditory 



organ in tail— very tine 38 



Porcellain crab, just hatched 32 



Lobster, just hatched 32 



Glass crab stage crawfish (Phyllosoma) 75 



MOLLUSCA :— 



Radula of Haliotis (polariscope) 25 



Radula of Trochus^lo — 20 



Cuttle fish just hatched, ink bags &c, ap- 

 parent. 38 

 ASCIDIANS:— ' 



Clavellina 50 



Tadpole stage of compound ascidian, a 

 very interesting slide 38, 



Appendicularia 38 



PISCES :— 



Young amphioxus (fine) 50 



Adult do (lovely) 63 



Group of young Gobies, just hatched 32 

 Bull heads (Cottus), just hatched 25 



8 Phyllosoma stage of Craw -fish 75 



9 Mailed larva of Squilla 50 



10 Type slide of anemones 75 



11 Eutire adult Polynoe 62 



12 Medusa of Obelia 50 



13 Tadpole ascidians 62 



14 Undetermined, polyp of alcyonium? 50 

 The prices against each are the prices at which these slides are sold separately, showing 



what cheap lot we offer in series at $6.25 post free. 



