. The Century dictionary and cyclopedia; a work of universal reference in all departments of knowledge, with a new atlas of the world ... of radiolarianshaving a well-developed radial skeleton, thorays meeting in the center of the capsule, andno test or shell-covering. Acantbometridse (a-kan-tho-metri-de), ,< Acanthomctra + -ida:] A family ofacantharians having tho skeleton composed of20 radial spicules, ananged accord-ing to J. Miillers law in 5 zones, each contain-ing 4 spicules. It consists of a group of generaof deep-sea foi-ms. Haeekel. acanthometrous (a-kan-tho-met


. The Century dictionary and cyclopedia; a work of universal reference in all departments of knowledge, with a new atlas of the world ... of radiolarianshaving a well-developed radial skeleton, thorays meeting in the center of the capsule, andno test or shell-covering. Acantbometridse (a-kan-tho-metri-de), ,< Acanthomctra + -ida:] A family ofacantharians having tho skeleton composed of20 radial spicules, ananged accord-ing to J. Miillers law in 5 zones, each contain-ing 4 spicules. It consists of a group of generaof deep-sea foi-ms. Haeekel. acanthometrous (a-kan-tho-metrus), a. [< , < Gr. aiiavOa, a thorn, spine, + iii-Tpov, measure.] Pertaining to the Acan thonietrw. Acanthomys (a-kantho-mis), n. [NL., <, spine, +/iif = E. jko»,sc.] A genus ofAfrican mui-ine rodents, having the fui- mixedwith spines. It. P. Lesson. Acanthophis (a-kantho-fis), n. [NL., < , a thorn, + ojjif, a serpent: see ophidian.]A genus of venomous serpents, of the familyKlapidcc. They are of small size, live on do* land, andfeed upon frogs, lizards, and other small animals. The. Death-adder of Australia t^Acanthopkit antaretica). tail is furnished with a horny spur at the emi. whencethe generic name. .\. antarctica, the death-adder of .\U3-tralia, h:es long immovable fangs, and is considered themost veiiuiiiinis reptile of that (ak-an-thofo-ms), a. [< ^upuc, liearing spines or priekies, < oKavOa,a spiue or prickle, + -cS/>or, < tpipeiv = E. bcar^.]Ha\ing or jiroducing spines or prickles. Alsospelled acanthophvrous. AcanthopIiractsB Acanthophractae (:i-l<an-th6-frakt6), «• p-[Nlj., <(».«i(to, n thorn,+ ^paK-ur, included,verbiil adj. of i^puactiv, fence in, inclose.] Aguliiirdcr <il iicanUiiiiiiin laiUcdarians, having askeleton of 10 lailial spicules re^rularly p-oupedaecordiuK to .J. Miillers law, and a fenestratedor solid shell around the central capsule formedb


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