[Taxacom] "sp. nr." in name
holstein at uni-bonn.de
Tue Oct 17 15:44:31 CDT 2017
sp. nr. clearly stands for "species near"
Formerly, one could have written "aff." = affinis -> "with
affinities to" or "cf." -> confis = "compare with".
"aff." gives some certainty about the relationship and
seems to imply novelty, while cf. implies more
uncertainty. See also Bengtson (1988) Open nomenclature"
in Paleontology 31: 223-227.
If the term "sp." is used, it may indicate that it's not a
even considered a new subspecies but may be even a new
> I've recently come across "sp. nr." in names. For
>example, Geolaelaps sp.
> nr. aculeifer (Canestrini) (Acari: Laelapidae) (Source
> This appears to be uncommon. In nearly all insect
>determination labels I've
> seen, if the identifier isn't sure about the
>identification, either nr. or
> cf. could be used, but without sp., which seems
>redundant. A colleague of
> mine argues that "sp." is needed to make the name
>binomial. Not sure if I
> see the point of doing that for species with doubtful
> thoughts? Thanks.
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> Nurturing Nuance while Assaulting Ambiguity for 30 Some
Dr.rer.nat. Norbert Holstein
Nees-Institut f. Biodiversität d. Pflanzen
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