Mostly (but not all) from the Chambers Dictionary of 1908.
- Argus*, a genus of gallinaceous birds, remarkable for magnificence of plumage the only known species, the Argus pheasant, native to Sumatra, etc. [Gr. argos, bright.]
- Bembex (= Bembix??), a genus of solitary sand-wasps, with broad heads and very large eyes, noted for their making a loud buzz during their rapid flight. [Gr. bembix.]
- Bilharzia: old name for Schistosoma? See bilharzia for etymology and the disease they cause.
- Decagynia, a class of plants in the Linnæan system having ten pistils. [Gr. deka, ten, gynē, a woman.]
- Dendrodus: prehistoric cartilaginous fish genus
- Didelphia, the marsupialia, or marsupial implacental mammals, one of the three subclasses of Mammalia. [Gr. di-, double, delphys, womb.]
- Disippus, an American papilionid butterfly.
- Distoma, the genus of trematode worms to which the liver-fluke belongs. [Gr. distomos, two-mouthed dis, and stoma, the mouth.]
- Dodecagynia, n. a Linnaean order of plants having twelve styles. adjs. dodecagynian, dodecagynous.
- Grallae = Grallatores??
- Halisauria = Enaliosauria. (For ety, see halo- "sea" and -saur.)
- Haplodon = mountain beaver?
- Hexagynia, in the Linnaean system, an order of plants having six styles. adjs. hexagynian, hexagynous.
- Hyalonema
- Monogynia, an order of plants which have only one pistil or female organ.
- Myxopoda = Rhizopoda
- Nereite, a fossil annelid related to the nereids.
- Notopoda: a division of decapods, including the dromioid crabs, etc. adjs. notopodal, notopodous. [Gr. nōtos, the back, pous, podos, the foot.]
- Œdemia, Oedemia? a genus of Anatidae, the scoters, surf-ducks, or sea-coots. [Gr. oidēma.]
- Ornithodelphia, the lowest of the three subclasses of mammals, same as Monotremata; from the ornithic character of the urogenital organs. adjs. ornithodelphian (also noun), ornithodelphic, ornithodelphous.
- Pachyma, a genus of fungi consisting of tuber-like growths, some of which are now referred to the genus Polyporus; also tuckahoe, tuckahoe truffle, or Indian bread.
- Pachytherium, a South American fossil genus of gigantic edentate mammals.
- Pedipalpi, an order of Arachnida.
- Pentagynia, a Linnaean order of plants, characterised by their flowers having five pistils. n. pentagyn, a plant having five styles. adjs. pentagynian, pentagynous. [Gr. pente, five, gynē, a female.]
- Pithecanthropi, hypothetical ape-men.
- Pithecus, a name formerly used by zoologists for various groups of apes and monkeys.
- Plumbagineae, a natural order of oxogenous [?] plants found on seashores and salt-marshes.
- Podophthalma, a name often applied to a section of Crustacea. [Gr. pous, foot, ophthalmos, the eye.]
- Pomaceae, a suborder of Rosaceae, the apple family; also Pomeae.
- Pressirostres = ratites. [L. pressus, pa.p. of premĕre, to press, rostrum, a beak.] See pressirostral.
- Pupipara: old name for Hippoboscoidea? See WP.
- Regularia, the regular sea-urchins.
- Reticularia, a genus of the myxomycetous fungi. (Note: also used as a modern species name, e.g. Deirochelys reticularia.) Related family (?): Reticulariaceae.
- Rhesus*: a genus of coleopterous insects.
- Rhyacophilus, a genus of Scolopacidae, the green or solitary sandpiper (WP redirects to Tringa glareola). For etymology, see Rhyacophilidae, same components.
- Rhynchea, the painted snipe. [Gr. rhynchos, snout.]
- Rimula*, a genus of fossil keyhole limpets. (Not the current entry, which is a fungus.)
- Rostrifera, a suborder of gasteropods, with contractile rostrum or snout.
- Rotalia, the typical genus of Rotaliidae, small foraminifers of rotate figure. adjs. rotalian, rotaliform, rotaline
- Rotatoria = Rotifera, the wheel-animalcules
- Saccobranchia, a division of tunicates with saccate gills. [Gr. sakkos, a sack, brangchia, gills.]
- Salicaria: reed wren, reed warbler? watch out as these vernacular names may be ambiguous
- Sarcophyte, a monotypic genus of parasitic and apetalous plants native to South Africa. [Gr. sarx, sarkos, flesh, phyton, a plant.]
- Sauranodon, a genus of toothless reptiles, whose fossil remains are found in the Rocky Mountains. adj. sauranodont
- Scatophaga, the dung flies.
- Schizotrocha: organisms having a divided disc, as a rotifer. [Gr. schizein, to cleave, trochos, a wheel.]
- Sciadiaceae, a family of freshwater algae, its typical genus Sciadium.
- Scintilla, 1. a genus of bivalve molluscs; 2. a genus of lepidopterous insects. (WP mentions a trilobite genus in family Anomocaridae but has no article.)
- Scirtopoda, an order of saltatorial rotifers. [Gr. skirtan, leap, pous, foot.] [Wikipedia suggests it was also a former name for Perittia moths.]
- Sciuropterus, one of two genera of flying squirrels
- Sclerobrachia, an order of brachiopods
- Sclerodermata, the scaly reptiles; the madrepores
- Sclerostoma, a genus of nematode worms
- Scolecina, a group of annelids typified by the earthworm; also Scoleina
- Scomberesox, the mackerel pikes, saury pikes, or sauries
- Scomberomorus, the Spanish mackerel and related species.
- Scotophis, a genus of carinated serpents of North America
- Scotornis, a genus of African birds with very long tails
- Scutellera, a group-name for the true bugs (Scutelleridae).
- Seleucides*, a genus containing the twelve-wired bird of Paradise.
- Semidiurna, a group of lepidopterous insects including the hawk-moth.
- Semiplotina, a group or subfamily of cyprinoid fishes.
- Semostomae, a suborder of Discomedusae, containing jellyfishes.
- Sepiacea, a group of cephalopods, same as Sepiidae.
- Sericaria, a genus of bombycid moths, containing the mulberry silkworm.
- Sericides, a section of melolonthine beetles.
- Serpentarius*, the secretary-birds. (Existing entry is something else.)
- Serrifera, a group of insects, including the sawflies and horntails.
- Spermophyta, one of the four divisions of the vegetable kingdom including flowering plants.
- Steganopodes, an order of swimming birds, with all four toes webbed and a gular pouch cormorants, frigate-birds, pelicans, gannets: now Pelecaniformes? [Gr. steganos, covered, pous, podos, foot.]
- Steganopus = Wilson's phalarope, but may also be Phalaropus ? see WP
- Streptothrix: now Streptomyces?
- Stridulantia, a group of hemipterous insects, the cicadas
- Subulicornia, a division of neuroptera, including dragonflies, May-flies, etc.
- Tenuirostres, a large division of passerine birds including hummingbirds, nuthatches, etc.
- Trachearia, the tracheate arachnidans. adj. trachearian.
- Trigynia, an order of plants having three pistils or styles. adjs. trigynian, trigynous. [Gr. tri, tris, thrice, gynē, a woman.]
- Vasculares, a division of the vegetable kingdom embracing plants with vessels or ducts.