Simpsonichthys
Simpsonichthys boitonei, the type species of the genus Simpsonichthys.
Simpsonichthys is a genus of fish of the family Rivulidae, belongs to the group of egg-laying tooth carp and is found in Brazil.
Features
Simpsonichthys species have a more or less high, laterally flattened body, 2-6 cm long and are brownish colored with a striped pattern on the sides of the body in most cases. Males have higher and longer dorsal and anal fins than the females and the number of each fin rays is greater in males. From the closely related genus Cynolebias to the original Simpsonichthys boitonei, the type species of the genus Simpsonichthys was counted to Simpsonichthys differs by the absence of ventral fins. Simpsonichthys species are seasonal fish, that is, they inhabit waters that dry up periodically, their sunken at the spawn in the ground make a so-called diapause eggs and the fry hatch through only after 2-5 months with the onset of rains at the end of the dry season.
Species
Fishbase lists 43 species in the genus:
- Simpsonichthys alternatus ( Costa & Brasil, 1994)
- Simpsonichthys auratus Costa & Nielsen, 2000
- Simpsonichthys boitonei Carvalho, 1959
- Simpsonichthys bokermanni ( Carvalho & da Cruz, 1987)
- Simpsonichthys brunoi Costa, 2003
- Simpsonichthys carlettoi Costa & Nielsen, 2004
- Simpsonichthys chacoensis ( Amato, 1986)
- Simpsonichthys cholopteryx Costa Moreira & Lima, 2003
- Simpsonichthys constanciae ( Myers, 1942)
- Simpsonichthys costai ( Lazara, 1991)
- Simpsonichthys delucai Costa, 2003
- Simpsonichthys fasciatus Costa & Brasil, 2006
- Simpsonichthys filamentosus Costa, Barrera & Sarmiento, 1997
- Simpsonichthys flammeus (Costa, 1989)
- Simpsonichthys fulminantis ( Costa & Brasil, 1993)
- Simpsonichthys gibberatus Costa & Brasil, 2006
- Simpsonichthys inaequipinnatus Costa & Brasil, 2008
- Simpsonichthys izecksohni ( Da Cruz, 1983)
- Simpsonichthys magnificus ( Costa & Brasil, 1991)
- Simpsonichthys margaritatus Costa, 2012
- Simpsonichthys marginatus Costa & Brasil, 1996
- Simpsonichthys multiradiatus ( Costa & Brasil, 1994)
- Simpsonichthys myersi ( Carvalho, 1971)
- Simpsonichthys nielseni Costa, 2005
- Simpsonichthys nigromaculatus Costa, 2007
- Simpsonichthys notatus (Costa, Lacerda & Brasil, 1990)
- Simpsonichthys ocellatus Costa, Nielsen & de Luca, 2001
- Simpsonichthys parallelus Costa, 2000
- Simpsonichthys perpendicularis Costa, Nielsen & de Luca, 2001
- Simpsonichthys picturatus Costa, 2000
- Simpsonichthys punctulatus Costa & Brasil, 2007
- Simpsonichthys radiosus Costa & Brasil, 2004
- Simpsonichthys reticulatus Costa & Nielsen, 2003
- Simpsonichthys rosaceus Costa, Nielsen & de Luca, 2001
- Simpsonichthys rufus Costa, Nielsen & de Luca, 2001
- Simpsonichthys santanae ( Shibatta & Garavello, 1992)
- Simpsonichthys semiocellatus ( Costa & Nielsen, 1997)
- Simpsonichthys similis Costa & Hellner, 1999
- Simpsonichthys stellatus ( Costa & Brasil, 1994)
- Simpsonichthys suzarti Costa, 2004
- Simpsonichthys trilineatus ( Costa & Brasil, 1994)
- Simpsonichthys virgulatus Costa & Brasil, 2006
- Simpsonichthys zonatus ( Costa & Brasil, 1990)