438 PROCEEDINGS OF THE ACADEMY OF [June, 



present species. Possibly these concentrated dark blotches may be 

 of parasitic origin, though a casual examination with the microscope 

 discloses nothing but crowded jet-black chromatophores. 



Glaridiohthys uninotatus Poey. 



Bahia Honda, Cuba. 



Girardinus metallicus Poey. 



Mem. Hist. Nat. Cuba, I, 1855, pp. 387, 391, PI. 3, figs. 8-11. Cuba. 



No. 6,971, A. N. S. P., cotype. Cuba. Smithsonian Institution 

 (No. 252). 



Also another from Cuba without definite locality (W. T. Innes). 



Platypoecilus couchianus (Girard). 



Monterey, Mexico. 



Platypoecilus maculatus Giinther. 



Orizaba (F. Sumichrast), Mexico (W. T. limes). 



Xiphophorus helleri Heckel. 



Orizaba (F. Sumichrast), Jalapa (Dr. P. P. Calvert), Mexico 

 (R. E. Dorsey and F. L. Tappan). 



Poecilia Vivipara Schneider. 



Surinam (Dr. C. Hering) and Hucares, Porto Rico. I have also 

 examined a large series from Guanica, obtained by Mr. C. F. Silvester 

 in 1915. 



Lebistes reticulatus Peters. 



Trinidad and Brazil. 

 Mollienisia latipinna Le Sueur. 



South Carolina (Dr. J. E. Holbrook) ; Boca Chica Key, Hernando 

 County and Bayport (E. D. Cope), Blue Creek in Lake County 

 (Dr. H. A. Pilsbry), and Tick Island (Dr. H. A. Pilsbry), Florida. 

 A small example from the last locality is irregularly blotched over 

 head, trunk and fins with blackish, like some examples of Gambusia 

 affinis. 



Mollienisia sphenops (Valenciennes). 



Venezuela? (Dr. J. F. Bransford), Panama (J. A. McNiel), Wounta 

 Haulover in Nicaragua (Rev. Fluck), Orizaba (F. Sumichrast), 

 and Rio Verde at Rascon, Mexico. 



Limia vittata (Guichenot). 



L. cubemis Poey, Mem. Hist. Nat. Cuba, I, 1855, p. 388, PI. 31, figs. 12-13. 

 Cuba. 



No. 6,814, A. N. S. P., cotype of L. cubensis Poey. Smithsonian 

 Institution (No. 659). Also another Cuban example from Poey. 

 Guaninar, Cuba. 



