to the first segment
of the head are called primary antennae
. This pair is generally
uniramous, but is biramous
- Close-up of the head: the two eyes sit on eyestalks, with an antennule
side of the rostrum
- groups these
may be reduced
or missing. They are, from head to tail: antennules antennae mandibles first maxillae second maxillae
The head also bears...
uniramous, the exception being
in the Cl**** Malacostraca where
may be generally biramous
or even triramous. It is unclear whether
with modified antennules
; once it has found
a potentially suitable
spot, it attaches
and a secreted
- are the same as its cogenerate
species, as is its labrum, antenna
limbs. Celsinotum candango other species
of the genus
- shape. The first segment
bore a ventral
pair of large
as the antennule
half to two-thirds as long as the body. They consisted...
†anserculus ansercul- gosling antenna
antenn- antenna, antennal, antennule
ānus an- ring anal, annelid, Annelida, annular, annulate, annulation,...
carapace, and the abdomen. The lobster's head bears
, mandibles, the first
maxillae, and the first, second, and...
- Nebalia bipes showing
the major features
of the external
anatomy: 1: antennule
; 2: rostrum; 3: carapace; 4: abdomen
/ pleon; 5: furca; 6: telson; 7:...