Glossary: plesiomorphy
In cladistics, a character or trait shared by two or more taxonomic groups but derived from a remote or much earlier common ancestral form and therefore cannot be used to define a clade. Also known as an ancestral state and generally appears at the base level of a cladogram.
Pelvicachromis taeniatus (Striped Kribensis)
As per Lamboj et al. (2014), species from Cameroon now use the revalidated taxon Pelvicachromis kribensis, except those from the Wouri river (also Cam...
6th Jun 2018
Leptobarbus rubripinna – Red-finned Cigar Shark (Filirasbora rubripinna)
I've owned several of these and acquired all of them except one in the 1996/1997 period. Of this group I still have one given to me by a hobbyist beca...
2nd May 2018
Heros efasciatus (Severum)
There is an excellent article in the Cichlid News January 2016 issue written by Wayne Leibel that explains the recent history of the genus. The true ...
27th Apr 2018
Heros efasciatus (Severum)
Do you have any sources, Exodus1500?
19th Apr 2018
Corydoras robineae (Flagtail Cory)
Sexual Dimorphism Like most corys, C. robineae is most easily sexed when viewed from above. Females are noticeably rounder and broader-bodied than ...
19th Apr 2018