- n Spheniscus type genus of the Spheniscidae: jackass penguins
Century Dictionary and Cyclopedia
- n spheniscus In ornithology, a genus of penguins, of the family Spheniscidæ, having a stout, compressed beak hooked at the end, and no crest; the jackass-penguins. There are several species, of medium size. S. demersus is found off the Cape of Good Hope. It is bluish-gray or slate-colored above, white below, with a dark mask and single collar cut off by a white band from the other colored parts, the collar extending as a stripe along the sides of the body. The Magellanic penguin, S. magellanicus, of South America, is similar, but has a double collar. S. humboldti is another, inhabiting the coast of Peru. S. minor is a very small species, only about 12 inches long, now placed in another genus, Eudyptula.
- n spheniscus In entomology, a genus of heteromerous coleopterous insects, of the family Tenebrionidæ.
- n spheniscus In mathematics, a sphenic number.
Chambers's Twentieth Century Dictionary
- n Spheniscus sfē-nis′kus a genus of penguins, of the family Spheniscidæ, the jackass-penguins.