neritina

[Dim. of Lat. nerita (q. v.).] 1. Zool.: Freshwater Nerita; the living species, a hundred in number, have small globular shells, ornamented with black or purple bands and spots, and covered with a polished horny epidermis. Neritina flu via til is is found in British rivers, and in the brackish waters of the Baltic. N. corona, the Crowned Nerite, from Madagascar, has a series of long tubercular spines. "N. sulcata is found on the foliage of tall trees, many hundreds of yards from the river's bank in the Celebes." 2. Palæont .: Twenty fo il species, commencing in the Eocene Tertiary. nër-I-tite, 8. [Latin nerit (a); English suff. -ite ( Palæont .).] A fo il shell of the genus Nerita. něr-I-top-si-dæ, s . pl . [Mod. Lat. neritops (is); Lat. fem. pl. adj. suff. -idœ .] Zool .: A family of gasteropodous mollusks, section Holostomata, recognized by Tate. He placed under it the genera Narica, ranked by S. P. Woodward with the Naticide, and Neritopsis, regarded by Woodward as a sub-genus of Nerita. ner-I-top-sis, s. [Mod. Lat. nerit (a), and Gr. ops is aspect, appearance.] Zool .: According to Tate, the typical genus of the family Neritopside (q. v.). nër-I-ŭm, s. [Latin nerion; Greek nērion =the oleander, from Gr. nēros =wet, humid.] Bot.: A genus of Apocynacese, tribe Wrightese. Corolla, hypo crateriform, with lacerated, multifid proce es around its mouth; ovaries, two; style, filiform, dilated at the apex; stigma, obtuse. The species are poisonous. Nerium oleander is the Common, and N. odorum the Sweet-scented Ole ander. [OLEANDER.]