Cassiopea andromeda (Forssk?l, 1775) in the Gulf of Kutch, India: initial discovery of the scyphistoma, and a record of the medusa in nearly a century

摘要

Background Cassiopea andromeda is reported here after long gap of almost a century from the Gulf of Kutch, Gujarat. This is the first record of scyphistoma form of the species from India and first record of the medusa from the Arambhada coast. Results An upside down scyphozoan jellyfish Cassiopea andromeda belong to family Cassiopeidae. Identification and description of medusa and scyphistomae were given based on morphological characters. Conclusions This paper discusses about the variation in colour form, aggregation of medusae and morphology of polyp.