cichla wrote:However, the yellowish (vs. gray) ground color of your specimens may indicate that these are not A. fecetus, but A. cf. facetus (see R&K, 2008, ''ground color yellowish to yellow ... A. cf. facetus'').
cichla wrote:Yes, the anterior bars (abdominal bars) are (at least sometimes) difficult to count. I think this is not only in Australoheros the case. This is why Kullander (1983) introduced the numbering of the bars from the caudal fin to the head.The caudal fin base spot (bar 1 in Kullander & Silfvergrip 1991, and 1p in Rican et al. 2005) is a conspicuous blotch or bar and hence a good anchor to start counting. Well, I know it doesnt help you much, Willem, but I think there is no easy resolution for your dilemma. It seems to be that the pattern of the abdominal bars are to variable in facetus & co.
I had the pleasure to collect A. facetus from the type locality with Felipe last November and have a pair outside in my pond.
Here’s a link to a paper on the type locality (Laguna del Diario) with a photo of A. facetus:
PS. I also had the pleasure to attend a meeting last weekend here in Norway where Felipe treated us with Uruguayan style barbeque ...
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