Table of Contents. xiii 



Page 



77. altus (Jordan) 81 



Genus 33. Couesius Jordan 82 



78. adustus Woolman 82 



Subfamily Plagopterinae S3 



Genus 34. Plagopterus Cope 83 



79. argentissimus Cope 83 



Family VI. Characinidae 83 



Subfamily Tetragonopterinae 84 



Genus 35. Tetragonopterus Cuvier 84 



80. mexicanus Filippi 85 



8 1 . aeneus Gunther 86 



Genus 36. Hemigrammus Gill 87 



82. compressus Meek 87 



Subfamily Characinas 88 



Genus 37. Roeboides Gunther * 88 



83. guatemalensis (Gunther) 88 



Order V. Symbranchia 89 



Family VII. Symbranchida? 89 



Genus 38. Symbranchus Bloch 89 



84. marmoratus Bloch 89 



Order VI. Apodes 90 



Family VIII. Anguillidae 90 



Genus 39. Anguilla Shaw 90 



85,. chrysypa Rafinesque 90 



Order VII. Isospondvli 92 



Family IX. Dorosomatidag 92 



Genus 40. Dorosoma Rafinesque 92 



86. anale Meek 93 



87. exile Jordan & Gilbert 94 



Genus 41. Signalosa Evermann & Kendall 94 



S8. mexicana (Gunther) 94 



Family X. Salmonidae 95 



Subfamily Salmoninae 9^ 



Genus 42. Salmo (Artedi) Linmeus 95 



89. irideus Gibbons 96 



Order VIII. Haplomi , 98 



Family XI . Poeciliida^ 98 



Subfamily Fundulinas 101 



Genus 43. Cynodonichthys Meek 101 



90. tenuis Meek 101 



Genus 44. Fundulus Lacepede 102 



Subgentis Fundulus 103 



[gtiatemalensis Gunther] 103 



[punctatus Gunther] 104 



91. oaxacae Meek 104 



92. vinctus Jordan & Gilbert 105 



93. similis (Baird & Girard) 10s 



94. heteroclitus (Linnaeus) 106 



95. grandis Baird & Girard 107 



