Shorefishes of the Eastern Pacific online information system
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Glossary
Select a term to view explanation
Abdomen
Abdominal (fins)
Abdominal ridge/keel
Acute
Adipose Eyelid
Adipose fin
Alcyonarian
Allopatric
Anadromous
Anal fin
Anal papilla
Anal ring
Angular (tail fin)
Antitropical
Antrose spine
Anus
Appressed
Attenuate
Auxiliary scales
Axil
Axillary process (or scale)
Band
Bar
Barbel
Base of fin
Bathyal
Bathypelagic
Benthic
Benthopelagic
Benthos
Bicuspid
Bifid
Bifurcate
Bilobate
Biserial
Blotch
Body
Bone
Brackish
Branched ray
Branched tubules
Branchial
Branchiostegal rays
Branchostegal membranes
Breast
Bristle
Buccal
Bucklers
Bulbous
Canine tooth
Carapace
Cardiform
Carnivore
Cartilage
Catadromous
Caudal Fin
Caudal peduncle
Cephalic
Cephalic flaps
Cheek
Chin
Chromatophore
Ciguatera
Ciliate
Circumglobal
Circumnarial groove
Circumorbital bones
Circumpeduncular scales
Circumtropical
Cirrus
Claspers
Cloaca
Coelenterate
Common name
Compressed
Confluent
Contiguous
Continental shelf
Continental slope
Continuous
Cornea
Coronet
Corselet
Crenate or crenulate
Crescentic
Crustacean
Ctenoid scales
Cusp
Cuspidate
Cutaneous
Cycloid scales
Deciduous
Deep-bodied
Demersal (or benthic)
Denticles (skin)
Denticulate
Depressed (flattened)
Depth
Dimorphic
Disk
Distal
Diurnal
Dorsal
Dorsal fin
Double emarginate
Echinoderm
Elasmobranchi
Elongate
Emarginate
Endemic
Entire
Epipelagic
Esca
Estuary
Exserted
Eye side
Falcate
Family
Fatty eyelid
Fimbriae
Fin ray
Fin spine
Finlet
Fontanel
Fork length
Forked
Free rear tip
Frenum
Frontal
Fusiform
Gape
Gas bladder
Genital papilla
Genus
Gill arch
Gill chamber
Gill cover
Gill filaments
Gill membrane
Gill opening
Gill rakers
Gills
Gills slits
Gonads
Gonopodium
Gorgonian
Granular
Gular plate
Head length (fish)
Head length (shark)
Herbivore
Hypomaxilla
Illicium
Imbricate
Incised
Incisiform
Indented
Inferior
Inferior tail ridge
Inferior trunk ridge
Infraorbital
Inner margin
Insertion (fin)
Inter-radial membrane
Interdorsal ridge
Internarial
Internasal flap
Interopercle
Interorbital space
Interspecific
Intertidal
Intraspecific
Invertebrate
Isthmus
Keel (tail)
Labial
Labial furrows
Lanceolate (tail fin)
Lateral
Lateral line
Lateral trunk ridge
Lateral-line scales
Leptocephalus
Littoral
Longitudinal
Lower limb
Luminous organ
Lunate (tail)
Mandible
Maxilla
Medial
Median fins
Melanophore
Mesopelagic
Midlateral scales
Molariform
Mollusc
Morphology
Multifid
Nape
Nasal barbel
Nasal curtain
Nasal flap
Nasal fossa
Nasoral groove
Nekton
Neritic
Neuston
Nicitating eyelid (membrane)
Nocturnal
Nostril
Nucal
Occipital pit
Oceanic
Ocellus
Ocular
Omnivore
Opercle
Operculum
Orbital
Order
Origin (fin)
Otolith
Oviparous
Ovoviviparous
Paired fins
Palatine
Palatine teeth
Papilla
Pectoral fin
Pectoral girdle
Pelagic
Pelvic disc
Pelvic fins
Perinasal (circumnarial) groove
Peritoneum
Pharyngeal teeth
Photophore
Pinnate
Plankton
Polychaete
Polyp
Pored scale
Posterior margin
Precaudal pit
Predorsal
Predorsal plate
Predorsal scales
Premaxilla
Preopercle
Preoral length
Preorbital
Principal caudal rays
Proboscis
Procurrent caudal rays
Produced
Protractile
Protrusible
Proximal
Pseudobranch
Pupil cover (Pupillary operculum)
Radii of scales
Ray
Recurved
Reticulate
Retrorse
Rhomboidal (tail fin)
Rostral plate
Rostrum
Rough scales
Rounded
Rudiment
Rugose
Saddle
Scientific name
Scute
Segmented rays
Sensory pore
Serrate
Setae
Sexual dichromatism
Simple (ray)
Smooth scales
Snout
Snout plate
Soft dorsal fin
Soft ray
Spatulate
Species
Spine
Spinous dorsal fin
Spinule
Spiracle
Spot
Standard length
Striae
Stripe
Subabdominal
Subdermal spine
Subequal
Submarginal
Subopercle
Suborbital depth
Suborbital ridge
Subspecies
Subterminal
Subterminal notch
Subtidal
Sucking disk
Superior
Superior mouth
Supramaxilla
Supraorbital
Supraorbital ridge
Supraorbital tentacle
Swim bladder
Symbiosis
Sympatric
Symphysis
Synonym
Tail
Tail base
Tail ridge
Tapering
Teleost
Terete
Terminal
Thoracic
Thorn
Total length (bony fish)
Total length (chimaera)
Total length (shark)
Transverse
Transverse scales
Trifid
Truncate
Tubercles
Uniserial
Ventral
Ventral fins
Vermiculations
Vertebrae
Vertical scale rows
Vestige
Villiform
Viscera
Viviparous
Vomer
Zooplankton
Body Features (Click on figure to see large, annotated version)
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