leucon

leucon

[′lü‚kän]
(invertebrate zoology)
A type of sponge having the choanocytes restricted to flagellated chambers inserted between the incurrent and excurrent canals, and a reduced or absent paragastric cavity.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Chondrosia reniformis belongs to a class of demosponges, whose organizational level is the so-called Leucon. The leuconoid condition results from the additional folding of the endosome and thickening of the cortex, reflecting the growth of the mesohyl.
(116) Its foundation is erotic: once arrived in their homeland, the Ephesian population disappears from the scene and the protagonists are joined only by the faithful lovers Leucon and Rhode, and Hippothous and Cleisthenes.
when a treaty was forged between Athens and Leucon I of Bosporus to provide duty freedom (Burstein, 1993).
More recently, a relationship has been demonstrated between the onset of vitellogenesis and the sinking of phytodetrital matter in Leucon profundus, an abyssal cumacean, also from the Rockall Trough (Bishop & Shalla 1994).
A short lyric by the Roman poet Horace provides an earlier poetic model for this stance of straight-forward, unsimplifying acceptance: 1, 11 Leucon, no one's allowed to know his fate, Not you, not me: don't ask, don't hunt for answers In tea leaves or palms.
7.3 0.1 99.3 0.8 Cyclaspis longicaudata -- -- 0.6 0.0 Leucon longirostris 0.6 0.0 -- -- Campylaspis glabra 0.2 0.0 -- -- Campylaspis sp.
for charging only 5 dr per medimnos at a time when the market price had reached 16 dr.(83) Similarly, honorific decrees thank other donors of low-price grain when the market price was high.(84) Even if the normal price for corn was only 5 dr per medimnos the 400,000 medimnoi sent by Leucon of the Bosporos (n.
In fact, it is added when, thoroughly enjoying himself, Golding translates ~Tigris, & Alce / Et niveis Leucon ...
She does not want to harm Anthia but is afraid for her own life and Leucon, her lover's.