Sessile हाइड्रॉइड जो पंखदार उपनिवेश बनाता है

sertularia's Usage Examples:

Sertularia and Sertularella are two very common genera of this family.

Some of the branching forms have a distinct outward resemblance to the polyparies of Sertularia and Plumularia among the recent Hydroida (Calyptoblastea); in none of the unbranching forms, however, is the similarity by any means close.

Genera: (a) Fixata: Isis, Gorgonia, Alcyonium, Spongia, Flustra, Tubularia, Corallina, Sertularia, Vorticella.

Colony of Dinobryon sertularia, Ehr.; X200 (Chrysomcnadidae).

Each such projection is regarded as representing a cup or hydrotheca, similar to those borne by a calyptoblastic hydroid, such as Sertularia.

Stage 3, seen in Sertularia.

An important variation is seen, in the form of the hydrotheca itself, which may come off from the main stem by a stalk, as in Obelia, or may be sessile, without a stalk, as in Sertularia.

15),the polyps produce buds right and left alternately, so that the hydranths are arranged in a zigzag fashion, forming a " scorpioid cyme," as in Obelia and Sertularia.

sertularia's Meaning':

sessile hydroid that forms feathery colonies