- The
operculum is a
series of
bones found in bony fish and
chimaeras that
serves as a
facial support structure and a
protective covering for the gills;...
- Mississippi. p. 436. ISBN 978-1-57806-246-1. Pomoxis:
sharp opercle, in
reference to the
opercle bone
ending in two
spines Wallus, Robert; Simon,
Thomas P...
- it the bluntnose.
There is a dark
lateral line
which stretches from the
opercle to the base of the tail,
where a
large black spot is located. The average...
- The
material that was
referred to
Vango by
Murray et al. (2023)
includes opercles, hyomandibulae, frontals, and basioccipitals, and
other partial gonorynchiform...
- is the
reduced first gill arch of a fish (on the
inner surface of the
opercle, near the
junction of the preopercle) as well as a
reduced "false" gill...
- All
toadfishes possess sharp spines on the
first dorsal fin and on the
opercle (gill cover). In fish of the
subfamily Thal****ophryninae,
these are hollow...
- is
deeply notched between the 10
spines and the 9 to 13 soft rays. The
opercle has two spines, and the anal fin three.
Their bodies are
compressed and...
- blue. A dark
stripe extends from the
upper jaw
through the eye to the
opercle edge, a dark
suborbital stripe and a chin bar are present. The body consists...
-
resemblance to
members of Gempylidae, but has
protrusible premaxillae,
serrated opercles and preopercles, and a spur on the
lowest prin****l
caudal ray, all of...
-
crest is
present on the
anterodorsal surface of the hyomandibular. The
opercle is less developed, with a
distinctly convex profile. Some
slight variation...
