Photogallery

Bythotiara parasitica; after living material from New Zealand

Description (a) Polyp colony with medusae buds, from the oral tentacles of an ascidian; the two polyps to the left are contracted; scale bar 0.2 mm. (b) nematocysts of polyp phase in pairs of native and discharged capsules: microbasiceuryteles, desmonemes, atrichous isorhiza; scale bar 10 µm. (c) Newly released medusa, same scale as (a). (d) Nematocysts of newly released medusa: microbasic mastigophores (top), microbasic euryteles with long shaft, microbasic euryteles with short shaft, desmonemes; same scale as (b). (e) Male Bythotiara medusa, most probably the adult of B. parasitica, found in the plankton near the site were also the polyp occurs.

After: Schuchert P. 1996. The marine fauna of New Zealand: athecate hydroids and their medusae (Cnidaria: Hydrozoa). New Zealand Oceanographic Institute Memoir 106: 1-159.
see: source id. 27481
Author Schuchert, Peter JPG file - 1.42 MB - 3 703 x 5 044 pixels

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added on 2025-01-22268 viewsWoRMS taxaScan of drawing Bythotiara parasitica (Kirk, 1915)checked Schuchert, Peter 2025-01-22Scan of drawing Ascidioclava parasitica Kirk, 1915 accepted as Bythotiara parasitica (Kirk, 1915)checked Schuchert, Peter 2025-01-22 Download full size

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