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Re: Krib genetics

My server has been shutting down on me the past few days while sending email so I
don't know if the following has reached the mailing list. So I'll re-post it.

Mike Wise

> Piabinha@aol.com wrote:
> >
> >  In a message dated 3/28/2000 4:19:55 PM Eastern Standard Time,
> >  apistowise@bewellnet.com writes:
> >
> >  > Many of the color populations may actually be separate "sibling species"
> >  >  that deserve to be preserved.
> >
> >  ok, mike, nobody really cleared it up for me before when i asked about the> true
> > "kribensis."  at the time, i was wondering if kribensis was a distinct
> >  sp. not in the hobby or was it a junior, invallid synonym.  people led me to
> >  believe taht the latter was correct.  so there's a vallid sp. named kribensis?
> Tsuh Yang,
> This depends on who you talk to. Some history is needed. Boulenger described Pv.
> taeniatus from Nigeria (Etheops River) in 1901 as Pelmatochromis taeniatus. The
> fish most people call "Pv. taeniatus Kienke" was originally described by Boulenger
> in 1911 from the Cameroon (Kribi) as Pelmatochromis kribensis. Pellegrin described
> a subspecies of P. kribensis as P. k. calliptera in 1929 from the southern
> Cameroon (near Lokoundje). Meinken described a commercially imported Nigerian form
> as Pelmatochromis klugei in 1960 but reduced it to a subspecies of P. kribensis
> (P. k. klugei) in 1965. These are the taeniatus complex of species that we know in
> the hobby today as Pelvicachromis taeniatus. Other than Meinken's description all
> of the others were based solely on preserved specimens.
> In 1966 Thys split the genus Pelmatochromis into several subgenera (more on that
> below). One was Pelvicachromis. In 1968 Thys raised all of the subgenera to genus
> level. He also synonymized all of the above species with Pv. taeniatus based on
> overlapping meristic and morphologic features.
> In 1980 Loiselle & Castro recognized that, based on live specimens' color and
> behavior, the Kienke and Lobe forms of Pv. taeniatus could be separated from the
> type Pv. taeniatus from Nigeria. They claimed that Pv. kribensis was a valid
> species. They also recognized the Moliwe form to be very close to Pv. kribensis
> calliptera and was an intermediate form in the taX-Mozilla-Status: 0009mplex.
> Loiselle now recognizes certain characteristics, particularly in the female
> coloration that separate calliptera from kribensis and now considers it a good
> possibility that it too is a valid species.
> Meinken's klugei is the same as the Nigerian taeniatus.
> I don't know why Linke & Staeck didn't pick up on the Loiselle & Castro paper. The
> only reason I can think of is because it was published in the ACA's Buntbarsche
> Bulletin and they didn't consider it worthy of consideration. I do get the feeling
> they considered Loiselle & Castro's thesis to be possible because they didn't list
> the various color forms alphabetically. Instead they list them geographically,
> north to south, making it easier for the scientific names to be changed in later
> editions of their book without major a overhaul. Changing the names is easier than
> moving photos and pages.
> >
> >  in the same vein, do you know why they were changed from Pelmatochromis to
> >  Pelv. ?  is that still a vallid genus?
> Pelmatochromis, was like Aequidens in South America and
> Cichlasomma in Central America. It included many non related species. Thys,
> Loiselle, and Greenwood, all helped split Pelmatochromis into separate genera in
> the 1960s-80s. Presently the genus Pelmatochromis includes some generalized,
> medium-sized, cichlids not presently considered worth keeping in captivity.
> >  btw, the names after your email say "mike and diane".  is she a fish person?
> >  if not, she should be allowed to get her own email addres...
> >
> >  tsuh yang chen, nyc, USA
> I will take this as an innocent question. Last Friday Diane & I celebrated our
> 27th wedding anniversary; 27 years always sharing everything - good times & bad,
> fat times & lean, happy time & sad. We share everything (except underwear) and I
> have no plans of messing with a very very good & special thing that we have
> together. Diane likes fish, but isn't a fanatic. Her thing is making quilts & yes,
> she has her own business email address:
> Diane.Wise@ag.state.co.us
> You all might want to write her a short note & thank her for letting me have the
> time to answer all of your questions!
> Mike Wise
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