SYNOPSIS OF THE ROTATORIA. 23 



BRACHIONUS URCEUS (Linnaeus). 



TuMpora urceus Linnaeus, Syst. Nat., ed. 10, 1758, p. 796. 



Vorticella urceolaris Linn^us, Syst. Nat., ed. 12, 1767, vol. 1, pt. 2, p. 1319. 



Brachionus urceolaris Mijller, Verm. Terr. Fluv., vol. 1, pt. 1, 1773, p. 131. 



Brachionus rubens Ehrenberg, Infusionsth., 1838, p. 513, pi. 63, fig. 4. 



? Brachionus rubens werneri Daday, Sitzungsber. Akad. Wiss. Wien, vol. 112, 1903, 



Abt. 1, p. 151, pi. 1, fig. 1. 

 Brachionus urceus v. Hofsten, Ark. Zool., Stockholm, vol. 6, No. 1, 1909, p. 93. 



Doubtful, insufficiently described, or eliminated species : 



Brachionus acinosus Pallas, Elench. Zooph., 1766, p. 100; not a rotifer. 

 Brachionus anastatica Pallas, Elench. Zooph., 1766, p. 99; not a rotifer. 

 Brachionus angusticollis Kertesz, Budapest Rotat. Faun., 1894, p. 50, pi. 1, fig. 3. 

 Brachionus berberiformis Pallas, Elench. Zooph., 1766, p. 103; not a rotifer. 

 Brachionus bidentatus Kertesz, Budapest Rotat. Faun., 1894, p. 49, pi. 1, fig. 2. 

 Brachionus campanulatus Pallas, Elench. Zooph., 1766, p. 97; not a rotifer. 

 Brachionus cernuus Pallas, Spicil. Zool., pt. 10, 1774, p. 37, pi. 4, fig. 10== Pedicellina 



cernua (Pallas); to Bryozoa. 

 Brachionus colombea Meyer, Mag. Phys. Naturg., vol. 6, 1790, p. 55; not a rotifer. 

 Brachionus craUisgarius Pallas, Elench. Zooph., 1766, p. 101 ; not a rotifer. 

 Brachionus digitalis Pallas, Elench. Zooph., 1766, p. 104; not a rotifer. 

 Brachionus dubia Meyer, Mag. Phys. Naturg., vol. 6, 1790, p. 55; not a rotifer. 

 Brachionus inermis Schmarda, Denkschr. Akad. Wiss. Wien, vol. 7, 1854, pt. 2, p. 12, 



pi. 4, fig. 2. 

 Brachionus media Meyer, Mag. Phys. Naturg., vol. 6, 1790, p. 54; not a rotifer. 

 Brachionus muticus Schrank, Fauna Boica, vol. 3, pt. 2, 1803, p. 139. 

 Brachionus nutans (MiJLLER) ; not a rotifer. 



Vorticella nutans Muller, Verm. Terr. Fluv., vol. 1, pt. 1, 1773, p. 120. 



Brachionus nutans Oken, Lehrb. Naturg., vol. 3, 1815, p. 50. 

 Brachionus operculatus Pallas, Elench. Zooph., 1766, p. 104; not a rotifer. 

 Brachionus parasites Meyer, Mag. Phys. Naturg., vol. 6, 1790, p. 55; not a rotifer. 

 Brachionus patagonicus Daday, Term. Fiiz., vol. 25, 1902, p. 205, pi. 2, fig. 2. 

 Brachionus pilosus Schrank, Beytr. Naturg., 1776, p. Ill, pi. 4, fig. 32. (Reference 



from Ehrenberg; not a rotifer.) 

 Brachionus piscis (Mtjller) ; not a rotifer. 



Trichoda piscis Mijller, Anim. Infus., 1736, p. 214, pi. 31, figs. 1-4. 



Brachionus piscis Blainville, Diet. Sci. Nat., vol. 60, 1830, p. 147. 

 Brachionus proteus Pallas, Elench. Zooph., 1766, p. 94; not a rotifer. 

 Brachionus pyriformis Pallas, Elench. Zooph., 1766, p. 102; not a rotifer. 

 Brachionus quadristriatus Kertesz, Budapest Rotat. Faun., 1894, p. 49, pi. 1, fig. 1. 

 Brachionus ramosissimus Pallas, Elench. Zooph., 1766, p. 98; not a rotifer. 

 Brachionus togatus (Muller) ; not a rotifer. 



Vorticella togata Muller, Anim. Infus., 1786, p. 294, pi. 42, fig. 8. 



Furcularia togata Lamarck, Hist. Nat. Anim. sans Vert., vol. 2, 1816, p. 38. 



Ratulus togatus Bory de St. Vincent, Enc. Meth., Zooph. (pt. 2), 1827, p. 668. 



Brachionus togata Blainville, Diet. Sci. Nat., vol. 60, 1830, p. 148. 

 Brachionus tuberosus Pallas, Elench. Zooph., 1766, p. 105; not a rotifer. 



Genus BRADYSCELA Bryce. 



Bradyscela Bryce, Journ. Quekett Micr. Club, ser. 2, vol. 11, 1910, p. 73. 

 Type (monotype). — Bradyscela clauda (Bryce)= Adineta clauda Bryce. 



BRADYSCELA CLAUDA (Bryce). 



Adineta clauda Bryce, Journ. Quekett Micr. Club, ser. 2, vol. 5, 1893, p. 150, pi. 11, 



fig.l. 

 Bradyscela clauda Bryce, Joum. Quekett Micr. Club, ser. 2, vol. 11, 1910, p. 73. 



