Author: (Hensel, 1868)
FBname: January toothcarp
Comments: Usually found in shallow, flowing and standing waters that can warm up considerably.  Occurs in company with other livebearers, such as <i>Poecilia vivipara</i> and <i>Jenynsia lineata</i>.  A photo of this species taken from Santos channel, state of São Paulo, Brazil has a maximum length of 3.3 cm SL (photo by T. Vaske, Jr.).