-
sister to the
tribe Ancistrini,
which shares the
derived presence of an
evertible patch of
plates on the ch****. Most
Ancistrini species (except for some...
- the
pectoral fin
spine of the
males of some species.
Males also have
evertible ch****
odontodes which are less
developed or
absent in females. They also...
-
whose only
openings are to the outside.
Others species have
unpaired evertible organs on the
front of
their heads. Some have
slits along the side of...
- that it has lost many of the
traits that
describe this group, such as
evertible ch****
plates and
modified opercle. Froese, Rainer; Pauly,
Daniel (eds...
- multiradiatus, and P.
pardalis lack ch**** odontodes, but
still possess the
evertible ch**** plates; this was
previously used as a
trait to
determine these fish...
- dimorphic,
being larger in
breeding males. In most
Ancistrini species,
sharp evertible ch****
spines (elongated odontodes) are
often more
developed in
males and...
- segment. They are
found in
oceans and seas
around the world. They have an
evertible proboscis with
distinctive mouthparts, some of
which comprise two rows...
-
cylindrically shaped loricariid. The ch**** is
covered in long, thin, non-
evertible odontodes that form a
dense patch. P.
parahybae appears to be more of...
-
sister to the
tribe Ancistrini,
which shares the
derived presence of an
evertible patch of
plates on the ch****.
Pterygoplichthys and the H.
annectens group...
- rear up into the current. At the
anterior end of the
animal it had an
evertible proboscis, with its
mouth at the end. This
would probably have been used...
