Definition of Abactinal. Meaning of Abactinal. Synonyms of Abactinal

Here you will find one or more explanations in English for the word Abactinal. Also in the bottom left of the page several parts of wikipedia pages related to the word Abactinal and, of course, Abactinal synonyms and on the right images related to the word Abactinal.

Definition of Abactinal

Abactinal
Abactinal Ab*ac"ti*nal ([a^]b*[a^]k"t[i^]*nal), a. [L. ab + E. actinal.] (Zo["o]l.) Pertaining to the surface or end opposite to the mouth in a radiate animal; -- opposed to actinal. ``The aboral or abactinal area.' --L. Agassiz.

Meaning of Abactinal from wikipedia

- article on "abactinal", but our sister project Wiktionary does: Read the Wiktionary entry on "abactinal" You can also: Search for Abactinal in Wikipedia...
- They can be identified by their bare abactinal plate surfaces and multiple accessory granule rows on their abactinal plates. To date, Apollonaster has been...
- the animal, of distinct morphology. On its dorsal (abactinal surface) it has many projecting abactinal spines whose morphology is distinct from the adambulacral...
- Apollonaster genus based on its bare abactinal plate surfaces and multiple accessory granule rows on its abactinal plates. The species name Kelleyi was...
- spines on its abactinal plates, instead of large, spherical tubercles; and from Anasterias by the well-developed, reticulate, abactinal skeleton. The...
- emmae has five arms, a triangular outline, actinal intermediate plates, abactinal plates, ranges from 42mm - 45mm wide, and is usually an orange color....
- surrounding the spines, on the surface of the animal's body, in pits on the abactinal, marginal, or actinal surface, and/or within the adambulacral plate adjacent...
- with more or less flattened rays. Abactinal spines are very numerous, small, more or less cylindrical. Color of abactinal surface may be purplish or grayish-black...
- Echinaster brasiliensis: A-Spines of arm, B-Tube feet, C-Abactinal view of Arm....
- the lack of actinal plates, a spool-like ambulacral column, reduced abactinal plates, and crossed pedicellariae. They are 40 times the size of disk...
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