Amphiscolops evelinae Marcus, 1947

Hooge, Matthew D. & Rocha, Carlos E. F., 2006, Acoela (Acoelomorpha) from the northern beaches of the state of São Paulo, Brazil, and a systematic revision of the family Otocelididae, Zootaxa 1335, pp. 1-50 : 12

Amphiscolops evelinae Marcus, 1947

( Fig. 6 A)

Material. Living immature specimens in squeeze preparation.

Locality. Praia da Enseada, Ubatuba, São Paulo, Brazil, subtidally from Sargassum sp. (23°29’30.6”S, 45°05’53.9”W).

Description. Immature specimens ~ 710 m in length and ~ 250 m wide ( Fig. 6 A). With black T-shaped coloration on dorsal side of body visible by transmitted light. Statocyst absent. One pair of reddish-orange eyespots at anterior end.

Remarks. Although immature, the identity of this species can be confirmed by its lack of a statocyst and characteristic black coloration on the dorsal side.

Figures

FIGURE 6. Photomicrographs of living specimens. A. Amphiscolops evelinae. B. Heterochaerus sargassi.