Invertebrate Species of Seahorse Key

    Species Common name
Annelida    
  Polychaeta Aglaophamus verrilli Dwarf sandworm
    Ammotrypane sp.  
    Ancistrosyllis bassi  
    Arabella iricolor Opal worm
    Arencola cristata  
    Aricidea fauveli  
    Aricidea fragilis  
    Armandia ailis  
    Axiothella mucosa  
    Chaetopterus variopedatus Parchment tube worm
    Chone sp.  
    Cirratulus grandis  
    Cirratulus grandis  
    Cirratulus sp.  
    Clymenella t. calida  
    Dasybranchus sp.  
    Dexiospira spirillum  
    Diopatra cuprea Plumed worm
    Dispio uncinata  
    Dorvellea rudolphi  
    Drilonereis longa  
    Drilonereis magna  
    Enoplobranchus sanguinea Medusa worm
    Eteone heteropoda Eteone worm
    Eumida sp.  
    Eunice filamentosa  
    Eunice rubra  
    Eupomatus dianthus  
    Fabricia sp.  
    Glycera americana Blood worm
    Glycera dibranchiata  
    Gyptis brevipalpa  
    Haploscoloplos foliosus  
    Haploscoloplos fragilis  
    Haploscoloplos robustus  
    Haplosyllis spongicola Sponge threadworm
    Harmothoe sp.  
    Heteromastus filiformis  
    Hydroides dianthus Tube worm
    Hypsicomus elegans Elegant tube worm
    Laeonereis culveri Culver's sandworm
    Laonice cirrata  
    Lepidasthenia commensalis  
    Lepidasthenia sp.  
    Lepidonotus sublevis Twelve-scaled worm
    Lepidonotus variabilis  
    Loimia medusa Medusa worm
    Loimia viridis  
    Lumbrineris branchiata  
    Lumbrineris coccinea  
    Lumbrineris latreilli  
    Lumbrineris tenuis  
    Lumbrireveis sp.  
    Magelona californica  
    Maldane sarsi  
    Maldanopsis sp.  
    Marphysa sanguinea  
    Megalomma bioculatum  
    Megalomma lobiferum  
    Megalomma sp.  
    Megalona lobiferum  
    Melinna maculata  
    Naineris sp.  
    Nauneris setosa  
    Neanthes caudata  
    Neathes succinea  
    Nephtys bucera  
    Nephtys megellanica  
    Nephtys picta  
    Nephtys sp.  
    Nereis occidentalis  
    Neries sp. Clamworm
    Nerine agilis  
    Notomastus hemipodus  
    Notomastus latericeus  
    Onuphis magna Onuphis worm
    Onuphis nubulosa Onuphis worm
    Orbinia americana  
    Palaenotus heteroseta  
    Panthalis pustulata  
    Parahesione luteola  
    Paramphinome pulchella  
    Paranaitis speciosa  
    Pectinaria gouldii Ice cream cone worm
    Perinereis floridana  
    Phyllodoce fragilis  
    Phyllodoce sp. Paddleworm
    Phylo ornatus  
    Pista cristat  
    Pista palmata  
    Spaghetti worm  
    Platynereis dumerili  
    Podarke obscura  
    Poecilochaetus johnsoni  
    Polycirrus eximius  
    Polycirrus sp.  
    Polydora websteri Blisterworm
    Polydontes lupina Silkworm of the sea
    Potamilla reniformis Prionospio sp.
    Prionospio sp.  
    Sabella microphthalma  
    Sabellaria floridensis Honeycomb tubeworm
    Sabellaria vulgaris Sabellaria oculata
    Sabellides riseri  
    Scoloplos rubra Red threadworm
    Spiochaetopterus oculatus  
    Spiophanes bombyx Bee spionid
    Sthenelais boa Boa scale worm
    Stylarioides sp.  
    Terebella rubra Spaghetti worm
    Tharyx sp.  
    Thelepus setosus Spaghetti worm
    Unis schemacephala  
Arthopoda    
  Cirripedia Acasta cyathus  
    Arelombia testudinaria Barnacle
    Balanus amphitrite niveus Purple acorn barnacle
    Balanus balanus  
    Balanus eburneus Ivory barnacle
    Balanus galeathus  
    Balanus improvisus Bay barnacle
    Chelonibia patula Crab barnacle
    Turtle barnacle Turtle barnacle
    Chthalmus fragilis Marsh grass barnacle
    Lepas anatifera Tropical Goose barnacle
    Lepas anserifera Goose barnacle
    Lepas fascicularis  
    Lepas hilli  
    Lepas pectinata  
    Loxocephalus tetanus  
    Octolasmis lowei  
  Malacostraca Alpheus heterochaelis Alpheus normanni
    Alpheus normanni Snapping shrimp
    Arenaeus cribarius Speckled crab
    Calappa flammea Flaming shamefaced crab
    Callianassa islagrand Ghost shrimp
    Callinectes danea Dana's blue crab
    Callinectes sapidus Common blue crab
    Cleantis sp.  
    Clibanarius vittatus Green-striped hermit crab
    Dissodactylus crinitichelis Sand dollar pea crabSand dollar pea crab
    Dissodactylus mellitae Sand dollar pea crabSand dollar pea crab
    Dissodactylus stebbingi Sand dollar pea crabSand dollar pea crab
    Dromidia antillensis Lesser sponge crab
    Emerita talpoida Common mole crab
    Epialtus dilatatus elongata  
    Euceramus praelongus  
    Euryplax nitida Mud crab
    Eurytium limosum Mangrove mud crab
    Hemus cristulipea  
    Hepatus epheliticus Gulf calico crab
    Heterocrypta granulata Chip crab
    Hexapanopeus angustifrons Narrow mud crab
    Hippolysmata wurdemanni  
    Hippoltye pleuracantha  
    Hypoconcha arcuata Crab in a half shell
    Inachoides laevis  
    Isocheles wurdemanni  
    Latreutes fucorum  
    Latreutes parvulus  
    Lepidopa benedicti Mole crab
    Leptodius floridanus Mud crab
    Libinia dubia Doubtful spider crab
    Libinia emarginata Common spider crab
    Libinia erinacea  
    Ligia exotica Sea roach
    Limnoria tripunctata Southern gribble
    Lobopilumnis agassizi  
    Lysmata wurdemanni Peppermint shrimp
    Macrocoeloma trispinosum Sponge spider crab
    Macrocoeloma trispinosum nodipes Sponge spider crab
    Menippe mercenaria Stone crab
    Metaporhaphis calcarata Arrow crab
    Micropanope pusil  
    Microphrys bicorntus Spotted coral crab
    Mithrax forceps Yellow coral crab
    Mithrax pleuracanthus  
    Neopanope packardi  
    Neopanope packardii Packard's mud crab
    Neopanope sayi Say's mud crab
    Neopanope texana texana Texas mud crab
    Ocypode quadrata Ghost crab
    Ovalipes ocellatus guadulpensi Lady crab
    Paguristes hummi sereceus Giant red hermit crab
    Paguristes sereceus Giant red hermit crab
    Paguristes tortugae Hermit crab
    jPagurus annulipes Banded dwarf hermit crab
    Pagurus impressus Flat-clawed hermit crab
    Pagurus longicarpus Long-clawed hermit crab
    Pagurus pollicarus Florida hermit crab
    Palaemon floridana Florida grass shrimp
    Paleamonetes intermedius Grass shrimp
    Paleamonetes pugio Grass shrimp
    Paleamonetes vulgaris Grass shrimp
    Panopeus herbstii Common mud crab
    Parthenope serrata  
    Pelia mutica Humpback spider crab
    Penaeus duorarum American pink shrimp
    Periclimenaeus wilsoni  
    Periclimenes americanus  
    Periclimenes longicaudatus  
    Persephone crinita  
    Persephone punctata Purse crab
    Petrochirus bahamensi  
    Petrochirus diogenes Red hermit crab
    Petrolisthes galathinus Lined porcelain crab
    Petrolisthes politus Smooth porcelain crab
    Pilumnus dasypodus Brown hairy wharf crab
    Pilumnus sayi Hairy wharf crab
    Pinnixa pearsei  
    Pinnixa retinens  
    Pinnixa chacei  
    Pinnotheres maculatus  
    Pitho anisodon  
    Podochela riisei Spider crab
    Podochela sidneyi  
    Polyonyx gibbesi Commensal crab
    Porcellana sayana Spotted porcelain crab
    Porcellana soriata  
    Portunus gibbesi Iridescent swimming crab
    Portunus spinimanus Swimming crab
    Ranilia muricata  
    Scyllarides nodifer  
    Scyllaridus nodifer Slipper lobster
    Scyllarus americanus  
    Scyllarus chacei  
    Scyllarus nearctus  
    Sesarma cinereum Gray marsh crab
    Sesarma reticulatum Purple marsh crab
    Short-nosed shrimp Short-nosed shrimp
    Sicyonia laevigata  
    Sicyonia typica Rock shrimp
    Sphaerana quadridentatum fortis  
    Squilla empusa Common mantis shrimp
    Stenorynchus seticornis Arrow crab
    Synalpheus fritzmulleri Sponge shrimp
    Synalpheus longicarpus Long-clawed sponge shrimp
    Synalpheus minus Sponge shrimp
    Synalpheus townsendi Sponge shrimp
    Thor floridanus  
    Tozeuma carolinense Arrow shrimp
    Trachypenaeus constrictus  
    Uca minax Red-jointed fiddler crab
    Uca pugilator Sand fiddler crab
    Uca pugnax Mud fiddler crab
    Uca speciosa Ive's fiddler crab
    Upogebia affinis Short-browed mud shrimp
  Merostomata Limulus polyphemus Horseshoe crab
Brachiopoda   Glottidia pyramidata  
Bryozoa    
  Gymnolaemata Adeona violeacea  
    Aeverrillia sp.  
    Aimulosia uvulifera  
    Alcyonidium polyoum  
    Alderina irregularis  
    Amanthia convuluta Common sheep's-wool bryozoa
    Amanthia distans Delicate sheep's-wool bryozoa
    Anguinella palmata Muddy-tuft bryozoa
    Antropora leucocypha  
    Aplousina gigantea  
    Beania intermedia  
    Bowerbankia gracilis  
    Bugula neritina Common Bugula
    Celleporaria sp.  
    Colletosia radiata  
    Cupuladria sp. Discoporella umbellata
    Discoporella umbellata  
    Electra sp.  
    Exechonella antillea  
    Floridana antiqua  
    Hippaliosina rostrigera  
    Hippodiphosia americana  
    Hippopleurifa mucronata  
    Hippoporina verrilla  
    Labioporella sinuosa  
    Lacerna signata  
    Membranipora arborescens  
    Membranipora tenuis Common sea mat (gray)
    Microporella ciliata  
    Nellia oculata  
    Parasmittina echinata Spiny toothed crust bryozoan
    Parasmittina nitida Toothed crust bryozoan
    Pelmatopora aspata  
    Retevirgula flectospinata  
    Thynchozoon sp.  
    Schizoporella pungens Gulf staghorn bryozoan
    Scrupoellaria regularis  
    Smittina thrincota  
    Smittipora americana  
    Steginoporella magnilabris  
    Stylopoma informata Red-orange nodule bryozoan
    Sundanella sibogae  
    Synnotum aegyptiacum  
    Lettuce bryozoan Lettuce bryozoan
    Thalamoporella gothica  
    Trematooecia protecta  
    Trypostega venusta  
    Zoovotryon verticillatum Sauerkraut bryozoan
  Stenolaemata Crisia sp. Jointed-tube bryozoan
    Proboscina incrassata  
  Chaetognatha Sagitta hexapltera  
  Chordata Aplidium bermudae  
    Aplidium pellecidum  
    Botryllus schlosseri  
    Branchiostoma caribaeum Lancelot
    Clavelina oblonga Oblong tunicate
    Didemnnum candidum  
    Ecteinascidia turbinata Colonial mangrove tunicate
    Microcosmus helleri  
    Mogula manahattensis Sea grape
    Mogula occidentalis Sandy sea squirt
    Perophora veridis Creeping tunicate
    Polycarpa circumarata  
    Polycitor hepaticus  
    Polycitor olivaceus  
    Styela plicata Pleated sea squirt
    Trididemnum savignii Savigny's encrusting tunicate
Cnidaria    
  Anthozoa Actinothoe modesta Smooth burrowing anemone
    Anthopleura carneola Gray warty anemone
    Anthopleura cariorinata Anemone
    Astrangia danae Northern cup coral
    Bunodactus texaensis Texas warty anemone
    Calliatus tricolor Tricolored anemone
    Cerianthopsis americanus American tube anemone
    Leptogorgia virgulata Sea whip
    Oculina diffusa Ivory bush coral
    Oculina valenciennesi Ivory bush coral
    Paranthas rapiformis Onion anemone
    Simnea acicularis Sea whip
     
  Hydrozoa Antennella secundaria  
    Bimeria franciscana  
    Bougainvillia inaequalia  
    Bougainvillia sp. A  
    Bougainvillia tenella  
    Campanularia flexuosa  
    Clytia cylindrica  
    Clytia edwardsi  
    Clytia johnstoni  
    Clytia noliformis  
    Clytia sp. A  
    Clytia sp. B  
    Ectopleura dunortieri  
    Eudendrium carneaum Pink hydroid
    Eudendrium laxum  
    Halecium sessile  
    Halecium sp. A  
    Hebella calarata  
    Hydractina echinata Snail fur
    Lovenella gracilis  
    Lovenella grandis  
    Obelia geniculata  
    Obelia oxydentata  
    Pennaria sp. A  
    Pennaria tiarella  
    Plumularia diaphana  
    Plumularia margaretta  
    Podocoryne carnea Snail fur
    Podocoryne hooperi Snail fur
    Rhizogeton fusiformis  
    Sertularia cornicina  
    Sertularia erasmoi  
    Sertularia stookeyi  
Ctenophora    
    Beroe ovata Beroe's comb jelly
    Beroe sp. Comb jelly
    Mnemiopsis mccradyi  
Echinodermata    
  Asteroidea Astropecten articulatus Beaded sea star
    Astropecten duplicatus Spiny beaded sea star
    Echinaster modestus Brown spiny starfish
    Echinaster sentus  
    Echinaster spinulosis Brown spiny starfish
    Luidia alternata Armored starfish
    Luidia clathrata Armored starfish
    Luidia clathrata tricolor  
    Luidia sp.  
  Echinoidea Arabacia punctulata Brown rock urchin
    Clypeaster subdepressus Flat sea biscuit
    Encope michelini Michelin's sand dollar
    Lytechinus variegatus Variable sea urchin
    Mellita quinquiesperforata Five-holed sand dollar
    Moira atropos Heart urchin
    Thalassema mellita Keyhole urchin spoon worm
  Holothuroidea Amphioidia pulchella  
    Amphioplus abditus  
    Amphioplus thrombodes  
    Hemipholis elongata Burrowing brittle star
    Micropholis gracillina  
    Ophioderma brevispinum Short spined brittle star
    Ophiolepis elegans Elegant brittle star
    Ophiophragmus filograneus  
    Ophiophragmus filyianeus  
    Ophiophragmus wurdemanii Mud brittle star
    Ophiothrix angulata Angular brittle star
    Ophiothrix orestedii Oersted's brittle star
Hemichordata    
    Belanoglossus aurantiacus Acorn worm
Mollusca    
  Bivalvia Amygdalum papyrium  
    Anadara floridana Cut-ribbed ark
    Anadara notabilis Eared Ark
    Anadara transversa Transverse ark
    Anodotia alba Buttercup
    Anomia simplex Jingle shell
    Arca imbricata Mossy Ark
    Arcopsis adamsi  
    Argopectin irradius concentricus Southern bay scallop
    Argopectin nucleus Scallop
    Atrina rigida Stiff pen shell
    Atrina seminuda Half-naked pen shell
    Atrina serrata  
    Bankia gouldi Gould's ship worm
    Barbatia cancellana Bearded ark
    Barbatia candida Bright ark
    Barbatia domingensis Reticulate ark
    Barbatia terera  
    Brachiodontes exustus Scorched mussel
    Carditamera floridana Broad-ribbed cardita
    Chione cancellata Cross-barred venus
    Chione grus Gray pigmy venus
    Chione paphia King venus
    Corbula swiftiana Swift's corbula
    Crassostrea virginica Common eastern oyster
    Cuminga coarctata  
    Cyrtopluera costata Angel wing clam
    Dinocardium robustum Giant atlantic cockle
    Diplodonta punctata  
    Dosinia discus Disc clam
    Ensis directus Atlantic razor clam
    Ensis minor Dwarf razor clam
    Glycymeris denudata  
    Glycymeris pectinata  
    Glycymeris undata  
    Guekensia demissa Ribbed mussel
    Ishchadium recurvum Hooked mussel
    Laevicardium laevigatum Egg cockle
    Laevicardium mortoni  
    Laevicardium pictum  
    Lima pallucida Antillean lima
    Lucina nassula  
    Lucina radians  
    Lucina sombrerensis  
    Lysonia hyalina floridana  
    Macrocallista nimbosa Sun ray venus
    Mactra fragilis Fragile surf clam
    Martesia cuneiformis Wood piddock
    Martesia striata Striated wood piddock
    Mercenaria campechiensis Southern quahog
    Mercenaria mercenaria Modiolus modiolus squamosus
    Modiolus modiolus squamosus False tip mussel
    Musculus lateralis  
    Noetia ponderosa Ponderous ark
    Nucula proxima  
    Nuculana acuta  
    Ostrea equestris  
    Parastarte triquetra  
    Petricola pholadiformis False angel wing
    Pitar fulminatus  
    Pseudomiltha floridana Florida lucine
    Pteria colymbus Winged pearl oyster
    Semele bellastriata  
    Semele proficua White semele
    Semele purpurascens  
    Tagelus divisus Purplish tagelus
    Tagelus plebius Stout tagelus
    Tellidora cristata  
    Tellina texana  
    Teredo bartschi Ship worm
    Trachycardium egmontianum Prickly cockle
    Trachycardium muricatum Yellow cockle
    Transennella conradina  
  Cephalopoda Octopus rugosus  
    Octopus vulgaris Common Atlantic octopus
  Gastropoda Acteocina canaliculata  
    Acteon punctastriatus  
    Anachis avara Greedy dove snail
    Anachis lafresnayi  
    Anachis obesa  
    Aplysia brasiliana Common sea hare
    Berghia verrucicornis  
    Bulla striata Striated bubble
    Bursetella leachi plei Ragged sea hare
    Busycon canaliculatum Channeled whelk
    Busycon contrarium Lightening whelk
    Busycon spiratum Pear whelk
    Cadlina evelinae  
    Caecum floridana  
    Calliostoma jujubinum Jujube top
    Calotrophon ostrearum  
    Calyptraea centralis  
    Cantharus cancellaris Cross-barred spindle
    Cerithidea scalariformis Ladder horn snail
    Cerithiopsis crystallinum  
    Cerithiopsis emersoni  
    Cerithiopsis greeni  
    Cerithium atratum Florida cerith
    Cerithium muscarum Fly spotted
    Cerodrillia perryae  
    Cerodrillia thea  
    Chicoreus dilectus Lace murex
    Chromodoris neona  
    Chromodoris sp.  
    Columbella rusticoides Rusty dove snail
    Conus floridanus Florida cone
    Conus stearnsi  
    Crepidula maculosa  
    Crepidula plana Flat slipper snail
    Dendrodoris krebsii Kreb's doris
    Diastoma varium  
    Diodora cayenensis Cayenne keyhole limpet
    Diodora sayi  
    Dondice occidentalis Nudibranch
    Doriapsilla pharpa  
    Doto chica  
    Epitonium angulatum Angled wentletrap
    Epitonium humphreysi Humphrey's wentletrap
    Epitonium lamellosum Lamellose wentletrap
    Epitonium tollini Tollin's wentletrap
    Euglandina rosea Rosy Glandina
    Fasciolaria lilium hunteria Banded tulip snail
    Fasciolaria tulipa  
    Favarita cellulosa  
    Ficus communis  
    Granulina oveliformisu  
    Haminoea succinea Bubble snail
    Hypeselodoris edenticulata Greek goddess nudibranch
    Kurtziella limonitella  
    Leucozonia nassa  
    Littorina irrorata Marsh periwinkle
    Mangelia stellata  
    Marginella apicinum Common Atlantic marginella
    Marginella lavalleana  
    Marginella virginiana  
    Melongena corona Florida crown conch
    Modulus modulus Atlantic modulus
    Murex cabriti  
    Nassarius acutus  
    Nassarius albus Variable nassa
    Nassarius vibex Mottled dog whelk
    Natica pusilla Southern miniature moon snail
    Oliva sayana Lettered olive
    Olivella dealbata  
    Olivella floralia  
    Olivella nutica Variable dward olive
    Olivella pusilla  
    Phyllonotus pomum Apple murex
    Pisania tinctu Tinted cantharus
    Pleuroploca gigantia Florida horse conch
    Polinices duplicatus Shark eye moon snail
    Polinices lacteus  
    Prunum apininum Common Atlantic marginella
    Rissoina catesbyana  
    Seila adamsi  
    Sinum perspectivum Baby's ear
    Spurilla neapolitana Neapolitan spurilla
    Strombus alatus Florida fighting conch
    Strombus pugilus West Indian fighting conch
    Terebra cinerea Gray auger snail
    Terebra concava  
    Terebra dislocata Common auger snail
    Terebra protexta Black auger snail
    Thais hemostoma floridana Florida rock snail
    Turbo castanea Chestnut turban snail
    Turritella acrollpora  
    Turritella exoleta  
    Urosalpinx cinerea Oyster drill
    Urosalpinx perrugata Gulf oyster drill
    Urosalpinx tampaensis Tampa oyster drill
    Vermicularia knorrii  
    Vermicularia spirata Common worm shell
    Vitrinella hemphilli  
  Acanthochiton pygmaea Acanthochiton pygmaea Dwarf glass-haired chiton
    Chaetopleura apiculata  
    Chiton marmoratus Marbled chiton
  Scaphopoda Dentalium eboreum Ivory tusk shell
Nemertea    
    Cerebratulus lacteus Milky ribbon worm
Porifera    
  Demospongia Cinachyra alloclada  
    Cliona celata Sulfer boring sponge
    Halichondria bowerbanki Crumb-of-bread sponge
    Haliclona permollis  
    Haliclona rubeus  
    Hymeniseidon heliophila  
    Lissodendoryx isodictyalis Garlic sponge
    Microciona prolifera Red bearded sponge
    Nellia oculata  
    Rhaphistia menzeli  
    Thymeniacidon heliophila Sun sponge
    Xyopsens sigmatum  

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Last updated: January 13, 2001