Sphaeractinoidea

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Sphaeractinoidea [sfir‚ak·tə′nȯid·ē·ə]

(paleontology)

An extinct group of fossil marine hydrozoans distinguished in part by the relative prominence of either vertical or horizontal trabeculae and by the presence of long, tabulate tubes called autotubes.

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No references found			Sperry process Sperry Univac Sperry, Elmer Sperry, Elmer Ambrose Sperry, Roger Sperry, Roger W. Sperry, Roger Wolcott Sperry, Willard Learoyd sperrylite Speshnev, Nikolai Speshnev, Nikolai Aleksandrovich Spessartine Spessartite Speusippus spewing Spey Spey, River Speyer Speyer, Diet of 1529 Speyer, John of Spezia, La SPF SPG SPGA Sphacelariales Sphaeractinoidea Sphaeriales Sphaeriidae Sphaerioidaceae sphaeristerium sphaerite Sphaeritidae Sphaerium Sphaerocarpales Sphaeroceridae Sphaerodoridae Sphaerolaimidae sphaerolitic Sphaeromatidae Sphaerophoraceae Sphaerophorus Sphaeropleineae Sphaeropsidaceae Sphaeropsidales Sphagnaceae Sphagnales Sphagnobrya Sphagnum Sphagnum Bog Sphalerite Sphecidae			SPGTT SPGU SPGV SPGVF sph sph SPH 1-Phosphate SPHA SPHA-T Sphacel sphacel- Sphacelariales sphacelate sphacelate Sphacelation Sphacelation Sphacele Sphacele calycina Sphacelia segetum Sphacelia segetum Sphacelia segetum Sphacelia typhina sphacelism sphaceloderma Sphacelotheca Sphacelotheca reiliana sphacelous sphacelus sphacelus sphaera Sphaeractinoidea Sphaeralcea Sphaeralcea coccinea Sphaeralcea fasciculata Sphaeralcea remota Sphaerenchyma Sphaeriaceae Sphaeriales Sphaeriales Sphaeridiotrema Sphaeridiotrema globulosus Sphaeridiotrema spinoacetabulum Sphaeridium Sphaeriidae Sphaerioidaceae Sphaeristerium sphaerite Sphaerites Sphaeritidae Sphaerium Sphaerius sphaero- sphaero- Sphaerobolaceae Sphaerocarpaceae Sphaerocarpales Sphaerocarpales Sphaerocarpos

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