Updated 24 Jan. 2026
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Midshipman Fishes
Subfamily PORICHTHYINAE Miranda Ribeiro 1915
Aphos Hubbs & Schultz 1939 á– (ἄ), privative, i.e., without; phṓs (φῶς), light, referring to lack of complex photophores characteristic of the subfamily
Aphos porosus (Valenciennes 1837) Latin for pored or full of holes, referring to numerous lines of pores on body (but fewer of them compared with Porichthys porosissimus, its presumed congener at the time)
Porichthys Girard 1854 porus, from póros (πόρος), hole or pore, referring to “series of pores extending to the whole length of body from divers regions of the head”; ichthýs (ἰχθύς), fish
Porichthys analis Hubbs & Schultz 1939 Latin for anal, referring to greater number of anal-fin rays compared with its sympatric congener P. notatus
Porichthys bathoiketes Gilbert 1968 bathýs (βαθύς), deep; oiketés (οἰκέτης), household servant or domestic slave (but here meaning dweller), referring to comparatively deep waters from which all specimens were collected
Porichthys ephippiatus Walker & Rosenblatt 1988 Latin for saddled, referring to prominent saddle-like dorsolateral pigment blotches
Porichthys greenei Gilbert & Starks 1904 in honor of American physiologist and pharmacologist Charles Wesley Greene (1866–1947), University of Missouri (USA), who described the sense and phosphorescent organs of this species in 1899
Porichthys kymosemeum Gilbert 1968 kýma (κύμα), wave (author says wavy); sēmeī́on (σημεῖον), sign or marking, referring to wavy line on upper part of body
Porichthys margaritatus (Richardson 1844) Latin for adorned with pearls, referring to lines that traverse head and body, described as “bright nacry specks, looking like so many pearls”
Porichthys mimeticus Walker & Rosenblatt 1988 Late Latin for imitative, referring to its close resemblance to P. notatus
Porichthys myriaster Hubbs & Schultz 1939 myríos (μυρίος), numberless (i.e., myriad); astḗr (ἀστήρ) star, referring to its “multitudinous” photophores, which “when active shine like stars”
Porichthys notatus Girard 1854 Latin for marked, referring to “subcrescent shaped vitta [a band or stripe of color] beneath the eye”
Porichthys oculellus Walker & Rosenblatt 1988 diminutive of oculus (L.), eye, referring to its relatively small eyes
Porichthys oculofrenum Gilbert 1968 oculus (L.), eye; frenum (L.), bridle, referring to narrow depigmented area connecting the eyes
Porichthys pauciradiatus Caldwell & Caldwell 1963 paucus (L.), few or scanty; radiatus (L.), rayed, referring to reduced number of dorsal- (29–31) and anal-fin (27–28) rays compared with congeners known at the time
Porichthys plectrodon Jordan & Gilbert 1882 plectro-, from plêktron (πλῆκτρον), spur, or a tool for plucking or striking a stringed instrument; odon, from odoús (ὀδούς), tooth, presumably referring to “strongly hooked” teeth, especially on lower jaw
Porichthys porosissimus (Cuvier 1829) Latin for full of holes or pores, referring to four longitudinal series of phosphorescent pores on body
Venomous Toadfishes
Subfamily THALLASOPHRYNINAE Miranda Ribeiro 1915
Daector Jordan & Evermann 1898 Greek (δαΐκτωρ) for killer or slayer, referring to its venomous spines
Daector dowi (Jordan & Gilbert 1887) in honor of John Melmoth Dow (1827–1892), Panama Railroad Company, ship captain and amateur naturalist, who helped Gilbert procure fishes from Panama, including first specimen of this species (destroyed in a fire at Indiana University before it was described)
Daector gerringi (Rendahl 1941) in honor of Gosta Gerring (1913–1946), Swedish Museum of Natural History, who collected holotype
Daector quadrizonatus (Eigenmann 1922) quadri-, from quattuor (L.), four; zonatus (L.), banded, referring to four short bars across back
Daector reticulata (Günther 1864) Latin for netted or net-like, referring to network of yellowish lines on head, body and fins
Daector schmitti Collette 1968 in honor of American biologist Waldo L. Schmitt (1887–1977), curator of marine invertebrates at the U.S. National Museum, the “energetic” collector of the holotype
Thalassophryne Günther 1861 thálassa (θάλασσα), of the sea; phrýnē (φρύνη), toad, referring to their vaguely frog- or toad-like appearance, i.e., sea-toad
Thalassophryne amazonica Steindachner 1876 -ica (L.), belonging to: referring to its occurrence in Amazon River basin of Brazil
Thalassophryne maculosa Günther 1861 Latin for dappled or spotted, referring to round black spots on pectoral fins and sides of body
Thalassophryne megalops Bean & Weed 1910 mégas (μέγας), big; ṓps (ὦψ), eye, referring to its “very large” eyes compared with congeners
Thalassophryne montevidensis (Berg 1893) -ensis, Latin suffix denoting place: near Montevideo, Uruguay, type locality
Thalassophryne nattereri Steindachner 1876 in honor of Austrian naturalist Johann Natterer (1787–1843), who explored South America and collected specimens for 18 years, including holotype of this species
Thalassophryne punctata Steindachner 1876 Latin for spotted, referring to “small punctiform, sharply defined black spots” on head and sides of body (translation)
Toadfishes
Subfamily BATRACHOIDINAE Jordan 1896
Amphichthys Swainson 1839 etymology not explained, perhaps amphi-, amphibian, alluding to Batrachus Bloch & Schneider 1801 (=Batrachoides), frog, an early and widely used generic name for toadfishes; ichthýs (ἰχθύς), fish
Amphichthys cryptocentrus (Valenciennes 1837) cryptos, from kryptόs (κρυπτός), concealed; centron, from kéntron (κέντρον), any sharp point, referring to three dorsal-fin spines, concealed under the skin
Amphichthys rubigenis Swainson 1839 ruber (L.), red; genis, from géneion (γένειον), cheek, referring to reddish spot on the cheeks
Batrachoides Lacepède 1800 -oides, Neo-Latin from eī́dos (εἶδος), form or shape: batrachus, from bátrachos (βάτραχος), frog, referring to their “vague resemblance” to a frog or toad
Batrachoides boulengeri Gilbert & Starks 1904 in honor of Belgian-born British ichthyologist-herpetologist George A. Boulenger (1858–1937), British Museum (Natural History), whose 1898 and 1899 papers on marine fishes of Ecuador and nearby areas are cited several times by the authors
Batrachoides gilberti Meek & Hildebrand 1928 eponym not identified but almost certainly in honor of American ichthyologist and fisheries biologist Charles H. Gilbert (1859–1928), who studied the fishes of Panama, where this toadfish was collected
Batrachoides goldmani Evermann & Goldsborough 1902 in honor of American mammalogist Edward Alphonso Goldman (1873–1946), who helped collect holotype
Batrachoides liberiensis (Steindachner 1867) -ensis, Latin suffix denoting place: Monrovia, Liberia, type locality
Batrachoides manglae Cervigón 1964 etymology not explained, presumably referring to manglar, Spanish for mangrove, referring to its habitat (“de la laguna del manglar”) at Punta de Piedras, Nueva Esparta, Venezuela, type locality
Batrachoides pacifici (Günther 1861) of the Pacific, presumably referring to its occurrence in the eastern Pacific (Panama to Peru)
Batrachoides surinamensis (Bloch & Schneider 1801) -ensis, Latin suffix denoting place: Suriname, type locality
Batrachoides walkeri Collette & Russo 1981 in honor of American fisheries biologist Boyd W. Walker (1917–2001), University of California, Los Angeles (USA), and “long-term student of eastern Pacific fishes, who first recognized that the type might represent an undescribed species and who made available to us the toadfish collections at UCLA”
Batrachoides waltersi Collette & Russo 1981 in honor of American ichthyologist Vladimir (“Vlad”) Walters (1927–1987), “colleague and student of toadfishes, who recognized the distinctness of this species a number of years ago” [see also Vladichthys]
Opsanus Rafinesque 1818 ṓps (ὦψ), eye; anus, from ano– (ἀνά-), up or upward, i.e., looking up (per Rafinesque), referring to eyes “approximated” on top of head of O. cerapalus (=tau)
Opsanus beta (Goode & Bean 1880) second letter of Greek alphabet, referring to the symbol β Günther (1861) used for the “southern variety” of O. tau (Goode & Bean credited Günther with the name but “β” is unavailable for either of two reasons: it does not form a word and does not use the Latin alphabet)
Opsanus dichrostomus Collette 2001 di-, from dýo (δύο), two; chro-, from chrṓma (χρῶμα), color; stomus, from stóma (στόμα), mouth, referring to its bicolored mouth (posterior part of lower half of mouth usually pigmented) in specimens >70 mm SL
Opsanus pardus (Goode & Bean 1880) Latin for leopard, referring to yellowish brown body “thickly spotted” (i.e., leopard-like) with dark brown
Opsanus phobetron Walters & Robins 1961 phóbētron (φόβητρον), a fearful sight (authors say scarecrow), referring to the “menacing attitude assumed by the fish when its lair is approached”
Opsanus tau (Linnaeus 1766) the letter T, referring to how bones on head when dried show a T-shaped figure
Potamobatrachus Collette 1995 potamós (ποταμός), river, referring to its occurrence in fresh water (Amazon tributaries in Brazil); Batrachus, “first generic name used for toadfishes” (actually, that distinction belongs to Batrachoides, which preceded Batrachus by about a year)
Potamobatrachus trispinosus Collette 1995 tri– (L.), three; spinosus (L.), thorny, the only species of toadfish with three subopercular spines
Sanopus Smith 1952 Opsanus, original genus of type species, S. barbatus (see also Barchatus and Chatrabus)
Sanopus astrifer (Robins & Starck 1965) aster (L.) or astér (αστέρ), star; –fer, from fero (L.), to have or bear, referring to numerous small, white protuberances on dark-brown head and body
Sanopus barbatus (Meek & Hildebrand 1928) Latin for bearded, referring to a “row of long fringed dermal flaps on margin of chin”
Sanopus greenfieldorum Collette 1983 -orum (L.), commemorative suffix, plural: in honor of ichthyologist David W. Greenfield and his wife Teresa Arémbula Greenfield, who collected holotype, suspected it was undescribed, and sent it to Collette for examination
Sanopus johnsoni Collette & Starck 1974 in honor of John Seward Johnson I (1895–1983), of the Johnson and Johnson pharmaceutical and medical technology company, founder of the Harbor Branch Oceanographic Institute (Fort Pierce, Florida, USA) for his “generous and extensive patronage of marine science”
Sanopus reticulatus Collette 1983 Latin for net-like or netted, referring to reticulate color pattern on head and body
Sanopus splendidus Collette, Starck & Phillips 1974 Latin for bright or shining, the “most brightly colored” member of the genus
Vladichthys Greenfield 2006 named for the late Vladimir Walters (1927–1987), known by his colleagues as “Vlad,” American ichthyologist who studied toadfishes for many years and discovered that the head musculature of this genus differs from that of Triathalassothia; ichthýs (ἰχθύς), fish [see also Batrachoides waltersi]
Vladichthys gloverensis (Greenfield & Greenfield 1973) -ensis, Latin suffix denoting place: Glovers Reef, Belize, type locality
Old World Threespine Toadfishes
Subfamily HALOPHRYNINAE Greenfield, Winterbottom & Collette 2008
Allenbatrachus Greenfield 1997 in honor of fisheries biologist George Allen (1923–2011), Humboldt State University (Arcata, California, USA), who introduced Greenfield to ichthyology and encouraged him to pursue a graduate education; batrachus, from bátrachos (βάτραχος), frog, an early generic term for toadfishes, referring to their vaguely frog- or toad-like appearance
Allenbatrachus grunniens (Linnaeus 1758) Latin for grunting, presumably referring to its ability to produce sounds when disturbed, especially if removed from the water
Allenbatrachus meridionalis Greenfield & Smith 2004 Latin for southern, the southernmost species of the genus (Madagascar and Reunion)
Allenbatrachus reticulatus (Steindachner 1870) Latin for net-like or netted, referring to numerous dark-brown spots, “which are interwoven like a net” (translation)
Austrobatrachus Smith 1949 austro-, from auster (L.), the south wind, referring to distribution of A. foedus off South America and South Africa; batrachus, from bátrachos (βάτραχος), frog, an early generic term for toadfishes, referring to their vaguely frog- or toad-like appearance
Austrobatrachus foedus (Smith 1947) Latin for foul, filthy, repulsive, ugly or detestable, allusion not explained, perhaps referring to wrinkled appearance of skin between eyes and on occiput; Smith also said it occurs in “deepish water, thrown up after storms” and later (1952) described his specimens as being in “poor condition”
Austrobatrachus iselesele Greenfield 2012 Zulu (or isiZulu) for toad, referring to the common name of fishes in the family, and reflecting its distribution in Park Rynie, KwaZulu-Natal, South Africa
Barchatus Smith 1952 etymology not explained, apparently an anagram of Batrachus (=Batrachoides), an early generic name for toadfishes, referring to their vaguely frog- or toad-like appearance, and the genus in which B. cirrhosus had been placed at the time (see also Chatrabus and Sanopus)
Barchatus cirrhosus (Klunzinger 1871) Latin for curled or having curls, presumably referring to “very small skin cirrhi … scattered across the body” (translation)
Barchatus indicus Greenfield 2014 -icus (L.), belonging to: India, referring to its occurrence in the Indian Ocean
Batrachomoeus Ogilby 1908 bátrachos (βάτραχος), frog; hómoios (ὁμοῖος), like or similar, referring to their vaguely frog- or toad-like appearance
Batrachomoeus dahli (Rendahl 1922) in honor of Norwegian zoologist and explorer Knut Dahl (1871–1951), who collected holotype
Batrachomoeus dubius (Shaw 1790) Latin for doubtful or uncertain, allusion not explained, perhaps referring to ambivalence about its originally being placed in the monkfish genus Lophius (Lophiidae)
Batrachomoeus occidentalis Hutchins 1976 Latin for western, referring to its distribution off the coast of Western Australia
Batrachomoeus rubricephalus Hutchins 1976 rubri-, from ruber (L.), red; cephalus, from kephalḗ (κεφαλή), head, referring to pinkish color of head when fresh
Batrachomoeus trispinosus (Günther 1861) tri– (L.), three; spinosus (L.), thorny, referring to three spines on gill covers
Batrichthys Smith 1934 batrachus, from bátrachos (βάτραχος), frog, an early generic term for toadfishes, referring to their vaguely frog- or toad-like appearance; ichthýs (ἰχθύς), fish
Batrichthys albofasciatus Smith 1934 albus (L.), white; fasciatus (L.), banded, referring to five “slightly sinuous white cross-bars” on body, the posterior four extending to soft dorsal fin
Batrichthys apiatus (Valenciennes 1837) scientific Neo-Latin for bee-like or of bees, from the honeybee genus Apis, referring to pattern on anterior part of head, which resembles a “cake of bees” (translation), i.e., honeycomb or German bee sting cake (Bienenstich)
Bifax Greenfield, Mee & Randall 1994 Latin for two-faced, referring to flaps with eye spots that extend from end of maxilla on each side of mouth, which look like a second face, and to the figurative meaning of two-faced, trying to deceive, referring to how the eye spots may make it look much larger to potential predators when viewed head on
Bifax lacinia Greenfield, Mee & Randall 1994 Latin for lappet, referring to distinctive flaps with eye spots that extend from end of maxilla on each side of mouth
Chatrabus Smith 1949 etymology not explained, apparently an anagram of Batrachus (=Batrachoides), an early generic name for toadfishes, referring to their vaguely frog- or toad-like appearance (see also Barchatus)
Chatrabus damaranus (Barnard 1927) -anus (L.), belonging to: Damaraland, a name given to the north-central part of what is now called Namibia, and/or the Damaras, the ethnic people who lived there, referring to type locality at Walfish (now Walvis) Bay
Chatrabus felinus (Smith 1952) Latin for feline or cat-like, allusion not explained nor evident
Chatrabus hendersoni (Smith 1952) in honor of Master David Henderson, who found holotype “thrown up by a storm” in Algoa Bay, South Africa [as used here, “Master” probably refers to a boy under age 12]
Chatrabus melanurus (Barnard 1927) black-tailed, from mélanos (μέλανος), genitive of mélas (μέλας), black, and urus, from ourá (οὐρά), tail, referring to its “dark” tail (albeit with a “light” distal margin)
Colletteichthys Greenfield 2006 in honor of Bruce B. Collette (b. 1934), Director, National Marine Fisheries Service Systematics Laboratory, “who has contributed greatly to toadfish systematics over the years”; ichthýs (ἰχθύς), fish
Colletteichthys dussumieri (Valenciennes 1837) in honor of Jean-Jacques Dussumier (1792–1883), French voyager and merchant, who collected holotype
Colletteichthys flavipinnis Greenfield, Bineesh & Akhilesh 2012 flavus (L.), yellow; pinna, Neo-Latin adjective of pinna (L.), fin, i.e., finned, referring to its yellow-orange fins
Colletteichthys occidentalis Greenfield 2012 Latin for western, the westernmost member of the genus (Arabian Peninsula and northern Arabian Sea)
Halobatrachus Ogilby 1908 halós (ἁλός), genitive of háls (ἅλς), sea; batrachus, from bátrachos (βάτραχος), frog, an early generic term for toadfishes, referring to their vaguely frog- or toad-like appearance, i.e., sea-frog
Halobatrachus didactylus (Bloch & Schneider 1801) di-, from dýo (δύο), two; dáktylos (δάκτυλος), finger, presumably referring to two rays of ventral fins (“pinnis ventralibus didactylis”), compared with three or more rays on other species then included in Batrachus (=Batrachoides)
Halophryne Gill 1863 halós (ἁλός), genitive of háls (ἅλς), sea; phrýnē (φρύνη), toad, referring to their vaguely frog- or toad-like appearance, i.e., sea-toad [often misspelled Halophyrne]
Halophryne diemensis (Lesueur 1824) -ensis, Latin suffix denoting place: off the coast of Van Diemen’s Land, pre-1856 name for Tasmania, Australia, type locality
Halophryne hutchinsi Greenfield 1998 in honor of J. Barry Hutchins (b. 1946), Curator of Fishes, Western Australian Museum, for his earlier work on the genus and other toadfishes
Halophryne ocellatus Hutchins 1974 Latin for having little eyes (ocelli), referring to white ocelli with prominent dark-brown margins scattered on head and sides, very numerous in large specimens, merging to form blotches
Halophryne queenslandiae (De Vis 1882) of Queensland, Australia, where type locality (Dunk Island) is situated
Perulibatrachus Roux & Whitley 1972 perula (L.), a little wallet or pocket, referring to funnel-shaped axillary pouch; batrachus, from bátrachos (βάτραχος), frog, an early generic term for toadfishes, referring to their vaguely frog- or toad-like appearance [replacement for Parabatrachus Roux 1971, preoccupied by Parabatrachus Owen 1853 in fossil fishes]
Perulibatrachus aquilonarius Greenfield 2005 Latin for northern (from aquilo the north wind), the northernmost member of the genus (Indian Ocean off Madras, India)
Perulibatrachus elminensis (Bleeker 1863) -ensis, Latin suffix denoting place: Elmina, Guinea, type locality
Perulibatrachus kilburni Greenfield 1996 in honor of Richard Kilburn (1942–2013), Natal Museum (Pietermaritzburg, South Africa), who collected holotype from a dredge haul during his malacological studies
Perulibatrachus rossignoli (Roux 1957) in honor of oceanographer Martial Rossignol, who collaborated with Roux on a marine faunal survey of Pointe-Noire, Republic of the Congo, where this toadfish occurs
Riekertia Smith 1952 -ia (L. suffix), belonging to: Dr. C. Riekert (no other information available), Bizana, Eastern Cape, South Africa, who “sent valuable specimens”
Riekertia ellisi Smith 1952 in honor of Mr. P. V. Ellis (no other information available), Bizana, Eastern Cape, South Africa, “who caught this fish”
Triathalassothia Fowler 1943 tri– (L.), three, referring to three strong, concealed and close-set dorsal-fin spines; Thalassothia (=Thalassophryne), presumed to be a closely related genus at the time
Triathalassothia argentina (Berg 1897) named for Argentina, where type locality (Mar del Plata, Atlantic coast, Buenos Aires Province) is situated
Triathalassothia lambaloti Menezes & Figueiredo 1998 in honor of the late Raoul P. Lambalot, volunteer, Fish Section, Museum of Zoology of the University of São Paulo, for depositing specimens of marine fishes he collected along the São Paulo coast