Polycarpa suesana, MICHAELSEN, 1919

Monniot, Claude, 2002, Stolidobranch ascidians from the tropical western Indian Ocean, Zoological Journal of the Linnean Society 135 (1), pp. 65-120 : 92

publication ID	https://doi.org/ 10.1046/j.1096-3642.2002.00017.x
DOI	https://doi.org/10.5281/zenodo.5490274
persistent identifier	https://treatment.plazi.org/id/436F3F3C-FFCB-FFB5-FF46-FD56FBA318F4
treatment provided by	Carolina
scientific name	Polycarpa suesana
status

Treatment

POLYCARPA SUESANA MICHAELSEN, 1919 View in CoL ( Fig. 21 View Figure 21 )

Polycarpa anguinea var. suesana Michaelsen, 1919: 85 View in CoL – Red Sea.

Material

Gulf Ras Mesalle, coll. L. Boutan , 1891.

Gulf of Aden, st. 236, 45 m, coll. Meteor cruise, 1987 .

Description

The specimens from the Gulf of Aden are very damaged. Those from the Gulf of Suez are covered with coarse sediment and broken shells; the largest is 5 cm in length and 2.5 cm in width, with siphons 3.5 cm apart. The smallest is 4 ¥ 2 cm. Both siphons are short. The tunic is thin but resistant. The body wall is thin with muscles limited to the siphons. The dorsal tubercle is in shape of a C opening anteriorly, located in a deep V of the prepharyngeal band .

The branchial sac is large, very thin, with the folds widely separated ( Fig. 21B View Figure 21 ) The formula of the largest specimen on the left side is: