THE CYPRINODONTS. 



179 



Sophiae, 32. 



sijeciosa, 85. 



sphenops, 59. 



spilargyreia, 131. 



spilargyreius, 131. 



spilargyreus, 131. 



spilauchen, 131, 157. 



spilauchena, 157. 



spilotus, 96. 



spilurus, 60. 



spylargyreia, 131. 



stellifer, 108. 



stellifera, 108. 



Stoliczkanus, 34. 



Stomach, 10. 



Structure, 8. 



surinamensis, 53, 55, 56, 57, 78. 



swampina, 98, 102. 



swampinus, 98, 102. 



Synopsis, 18. 



tseniopygus, 114. 

 Teeth, 8. 

 Tellia, 18, 35. 



" apoda, 35. 

 Tellianini, 16, 35. 

 tenellus, 117. 

 Testes, 11. 

 tetrophthalmus, 77. 

 thermalis, 59. 

 Toothed Carps, 5. 

 Top Minnows, 5, 12, 15. 

 trideus, 57. 

 tridentiger, 89. 

 Trifarcius, 19, 20. 

 trifasciata, 104. 

 Tschudii, 150. 



unifasciatus, 39. 

 unimacula, 53. 



unimaculata, 53, 57, 137. 

 uninotata, 41. 

 uninotatus, 41. 

 unipunctata, 53. 

 urophthalmus, 135. 



vandepollii, 62. 



variatus, 36. 



varie, 20. 



variegatus, 20, 22, 23, 25, 26, 39. 



venusta, 93. 



vernalis, 104. 



versicolor, 53. 



vertebrae, 9. 



vinctus, 100. 



virescens, 115. 



viridescens, 98. 



vittata, 55, 58. 



vittatus, 125. 



vivipara, 53, 58, 64, 65. 



xenicus, 95. 



Xenisma, 95, 96, 107, 108. 

 Xiphophorus, 18, 63, 67, 68, 69, 81, 85. 

 " Helleri, 68. 



zebra, 98, 101. 

 zebrinus, 101, 103. 

 zonatus, 98, 117, 118, 119. 

 zonifer, 121. 



Zygonectes, 19, 82, 84, 85, 91, 96, 108, 110, 

 116, 133. 



" cingulatus, 119. 



" JenMnsii, 123. 



" Nottii, 7, 120. 



" " var. lineolatus, 121. 



" olivaceus, 117. 



" sciadicus, 122. 



" " var. lineatus, 122, 123. 



