I 



THE OPALINID CILIATE INFUSORIANS. 399 



* H. versicolor chrysoscelis Cope, No. 3234, 2 specimens, each 40 mm. long ; 

 New Braunfels, Texas; Lindheimer; rather many Opalina sp. (?). 



Nos. 21489, 21490, 45 and 42 mm. long; Hot Springs, Arkansas; June 25, 



1894; Brimley; no Opalinids. 

 No. 36399, 42 mm. long; male; Refugio County, Texas; June, 1904; F. 



Sherman ( ?) ; no Opalinids. 

 No. 36400, 42 mm. long ; Hot Springs, Arkansas ; June, 1895 ; no Opalinids. 

 Nototrema [Notodelphys] marsupiatum Dum6ril and Bibron, No. 12330, 50 

 mm. long ; female with small ovaries and a few large eggs ; Paraguay ; Para- 

 guay Expedition; no Opalinids (poorly preserved, very soft). 

 No. 33863, 63 mm. long; Guamote, Ecuador; 8,500 feet altitude; October 

 10, 1903; S. A. Davis; no Opalinids (formalin?). 



* Phi/llomedusa dacnicolor (Cope), No. 6037, 2 specimens 45 and 33 mm. long; 

 Mexico; BischofE; many Opalina helenae phyllomedusae ; Balantidium also 

 was present in the larger individual. 



No. 6037, another specimen 55 mm. long ; same label ; no Opjilinids. 

 No. 14081. 48 mm. long; Presidio, Mexico; April 3, 1885; A. Forer; no 

 Opalinids. 

 Ph. hypochondrialis (Daudin), No. 48857, 36 mm. long; Bonito, Pernambuco 



Province ; Brazil ; J. C. Branner ; no Opalinids. 

 *Ph. lemur Boulenger No. 29935, 22 mm. long ; Jurialba, Costa Rica ; Burgdorf 

 and Schild ; rather many Cepedea globosa. 



Family BUFONIDAE. 



*Bufo americanus Holbrook, numerous living infections from Raleigh, North 

 Carolina; April 14, 1912; H. H. and C. S. Brimley, collectors. Many Opal- 

 ina obtrigonoidea americana and its form rugosa. 

 ♦Several living specimens from Oberlin, Ohio, M. M. Metcalf, collector. Many 



Opalina ottrigonoidea americana and its form rugosa. 

 ♦Twelve living toads from Raleigh, North Carolina ; April, 1915 ; H. H. and 

 C. S. Brimley, collectors ; two infections, one of Opalina ottrigonoidea ameri- 

 cana and one of its form rugosa. 

 *B. arenarum Hensel, Cordero (1919) reports a form, which he identifies with 



Zelleriella antilUensis, from Montevideo, Uruguay. 

 B. asper Gravenhorst, No. 43891, 127 mm. long ; Java ; May, 1909 ; Bryant Ex- 

 pedition, cysts, only, of Opalinidae. 



* No. 43890, 140 mm. long ; Buitensorg, Java ; March 31, 1909 ; cysts, only, 



of Opalinidae. 

 *No. 30990, 140 mm. long ; Malay Peninsula ; June 22, 1892 ; W. L. Abbott ; 



cysts, only, of Opalinidae. 

 No. 43310', 127 mm. long; Java; March 16, 1909; Bryant Expedition; no 

 Opalinids. 

 B. auritus Cope, No. 32327, 45 mm. long; west coast of Costa Rica; no Opal- 

 inids. 

 B. biporcatus Tschudi, No. 7135, 45 mm. long; no Opalinids. 



No. 43207, 80 mm. long ; Depok, Java ; June 23, 1909 ; Bryant Expedition : 



no Opalinids. 

 *No. 29440, 51 mm. long; Sumatra, December, 1901; D. L. Karcher; a few 

 cysts, apparently of some species of Opalinid. 

 B. borbonicus Tscliudi, No. 43206, 57 mm. long; Java; March 3, 1909; Bryant 

 Expedition; no Opalinids. 



