Published December 31, 2001 | Version v1
Taxonomic treatment Open

Diazona formosa Monniot F. & Monniot C. 1996

  • 1. UPESA 8044, Laboratoire de Biologie des Invertébrés marins et Malacologie, Muséum national d'Histoire naturelle, 55 rue Buffon, F- 75005 Paris (France) monniot @ mnhn. fr.

Description

Diazona formosa Monniot F. & Monniot C., 1996

(Fig. 123D)

Diazona formosa Monniot F. & Monniot C., 1996: 222, fig. 41, pl. 7E. Type locality: Indonesia.

MATERIAL EXAMINED. — Philippines. West Luzon, Zambales near Masinloc town, Luan Island, 15°29.96’N, 119°54.41’E, 20 m, 2. V.1995 (MNHN P1 DIA 29). — Cebu, E Mactan Island, wall, 10°15.62’N, 123°59.11’E, 60 m, 18.II.1994 (MNHN P1 DIA 1). — Bohol Sea, Camiguin Island, N side of White Island, offshore sand cay, 9°15.87’N, 124°39.32’E, 18.IV.1997 (MNHN P1 DIA 40). — Bohol Sea, Camiguin Island, W side of White Island, offshore sand cay, 9°15.38’N, 124°30.12’E, 19.IV.1997 (MNHN P1 DIA 45).

REMARKS

These colonies have the same structure as the type colony, and the zooids are exactly similar. There are some differences in the pigment distribution. In the present specimen the lobes of the siphons are marked with six large white patches on the oral siphon and six smaller patches on the cloacal siphon (Fig. 123D). There is no pigment accumulation above the neural ganglion or the tip of the endostyle. Some of the transverse branchial vessels are pigmented, as are the dermato-branchial trabeculae. When fixed in formalin, all colours disappear.

Notes

Published as part of Monniot, Françoise & Monniot, Claude, 2001, Ascidians from the tropical western Pacific, pp. 201-383 in Zoosystema 23 (2) on pages 290-291, DOI: 10.5281/zenodo.5391440

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Linked records

Additional details

Biodiversity

Family
Diazonidae
Genus
Diazona
Kingdom
Animalia
Order
Aplousobranchia
Phylum
Chordata
Scientific name authorship
Monniot F. & Monniot C.
Species
formosa
Taxon rank
species
Taxonomic concept label
Diazona formosa F., 1996 sec. Monniot & Monniot, 2001