anatomical structure
entity with a single connected inherent 3D shape that's created by coordinated expression of the organism's own DNA
prostomium
the cephized first body segment of an annelid worm's body
pneumatic duct
connecting duct between swim bladder and esophagus in fishes
lap
surface (usually horizontal) created between the knee and hips of a biped when it is in a seated or lying down position
tegmen
modified front wing in some insets
parapodium
lateral outgrowths or protrusions from the body.
anther
in botany, the terminal part of a stamen consisting usually of two lobes each containing two sacs in which the pollen matures
neural groove
shallow median groove of the neural plate between the neural folds of an embryo
comb
crest on the top of the head of some gallinaceous birds
varix
mollusk
supplementary eye fields
region of the frontal cortex of the brain
Gartner's duct
potential embryological remnant in human female development of the mesonephric duct
ephippia
eggs of small crustacea
optic cup
structure in embroyos that gives rise to the retina of the eye
animal wing
anatomical structure of animals enabling flight or gliding
nose-leaf
Lance-shaped or leaf-shaped nose found in some species of bats. It is thought to serve some role in modifying and directing the echolocation call.
body
physical structure of a living creature
facial disc
concave collection of feathers on the face of some birds
galea
part of the mouth of an insect
dewclaw
a digit on the foot of many mammals, birds, and reptiles
anterior segment of eyeball
front third of the eye
cornicle
tubes found on the dorsal side of aphids
annulus
a ring of specialized cells on the sporangium
Definitive urogenital sinus
a part of the human body only present in the development of the urinary and reproductive organs
cuneus
term in insect anatomy
chaeta
anatomical feature of invertebrates
anal papilla
Small serrated extensions of the longitudinal folds of the anal canal in the area of the pectinate line, which marks the transition from skin to mucous membrane.
cell
basic structural and functional unit of all organisms
dental arch
part of the oral cavity of the human being
water vascular system
hydraulic system in echinoderm anatomy
tarsus
the last section of the leg of arthropods
epigyne
external genital structure of female spiders
fin
thin component or appendage attached to a larger body or structure
labial palps
paired sensory appendages arising from the labium (a lower maxillary mouthpart) of arthropods
rump
the portion of the posterior dorsum of an animal – that is, posterior to the loins and anterior to the tail
bacillary band
specialized row of longitudinal cells of some nematodes
otic placode
thickening of the ectoderm on the outer surface of a developing embryo from which the ear develops.
antral follicle
ovarian follicle during folliculogenesis
secondary palate
oral anatomical structure
root of the lung
Anatomical structure
papillary duct
part of the kidney collecting duct
pecten
any comb-like structure in animals