Hypnea pannosa J. Agardh, 1847: 14

de Clerck, Olivier, Coppejans, Eric, Schils, Tom, Verbruggen, Heroen, Leliaert, Frederik, de Vriese, Thomas & Marie, Daniel, 2004, The marine red algae of Rodrigues (Mauritius, Indian Ocean), Journal of Natural History 38 (23), pp. 3021-3057 : 3032

* Hypnea pannosa J. Agardh, 1847: 14

References: Jaasund, 1976: 97, figure 198; Cribb, 1996: 95, figure p. 94; Tseng, 1984:

100, pl. 53, figure 1 ; Price and Scott, 1992: 38, 40, figures 8A–D, 9A; Abbott,

1999: 117, figure 25A; Huisman, 2000: 78; Payri et al., 2000: 222, figure p. 223;

Skelton and South, 2002: 143, figure 7D ; Littler and Littler, 2003: 76, top figure p. 77.

Type locality. San Agustín , Oaxaca, Mexico .

Vouchers. HEC 14706, 20 September 2001, Rivière Banane (s.s. 12) ; HEC 14723, 21 September 2001, Petite Butte (s.s. 24) .

Ecology. Vertical wall of coral heads, just under spring low water level.

Indian Ocean distribution. Aldabra Islands, Bangladesh, Chagos Archipelago, Christmas Island, Diego Garcia Atoll, India, Iran, Kenya, Laccadives, Madagascar, Maldives, Mauritius ( Børgesen, 1943: 61–62), Pakistan, Réunion ( Jadin, 1935: 165, Payri, 1985: 640), Rodrigues (this paper), Sri Lanka, Seychelles, Tanzania, Yemen.

Unchecked data from literature

Hypnea hamulosa (Esper) Lamouroux, 1813: 132

Mentioned by Dickie (1877: 7) but not among our recent collection.

Hypnea valentiae (Turner) Montagne, 1841: 161 Mentioned by Dickie (1877: 7) but not among our recent collection.

Figures

FIGS 1–7. Rhodophytes. (1) Gracilaria corticata (HEC 14627). (2) Renouxia antillana (HEC 14804). (3) Platoma cyclocolpa (HEC 14805). (4) Titanophora pikeana (HEC 14875). (5, 6) Cryptonemia crenulata (HEC 14876): (5) general morphology; (6) serrate margin. (7) Cryptonemia crenulata (HEC 15134b): cross-section showing cortex and medulla with densely stained ganglionic cells. Scale bars: 1 cm (1, 3, 4); 2 cm (2, 5); 5 mm (6); 50 Mm (7).