Hypnea cornuta (Kützing) J. Agardh, 1851: 449–450 Hypnea musciformis (Wulfen) Lamouroux, 1813: 131 Jaasund, 1976: 97 Abbott, 1999: 116 The marine red algae of Rodrigues (Mauritius, Indian Ocean) de Clerck, Olivier Coppejans, Eric Schils, Tom Verbruggen, Heroen Leliaert, Frederik de Vriese, Thomas Marie, Daniel Journal of Natural History 2004 2004-12-01 38 23 3021 3057 (Kutzing) J. Agardh, 1851: 449 - 450 J. Agardh 449 - 450 1851 Kutzing [327,938,1642,1666] Florideophyceae Cystocloniaceae Hypnea Plantae Gigartinales 12 3031 Rhodophyta species cornuta  References: Jaasund, 1976: 99, figure 200; De Clerck and Coppejans, 1996: 275, figures 143, 144.    Typelocality.( Locus natalis ignotus.)  Vouchers.  HEC14678 (zF) and  HEC14679 (zF),  20 September 2001, Rivière Banane (s.s. 12);  HEC14751,  22 September 2001, Grand Baie (s.s. 11);  HEC14787,  25 September 2001, Grand Bassin (s.s. 1);  HEC14860,  30 September 2001, South-West Lagoon (s.s. 27).  Ecology.Frequent in the whole intertidal zone, but most abundant just under low water mark.  Indian Ocean distribution. Bahrain, Kenya, Kuwait, Malaysia, Mauritius(Dickie, 1974: 194; Jagtap, 1993: table 1), Pakistan, Rodrigues (this paper), Saudi Arabia, Seychelles, Tanzania, Yemen.   *   Hypnea musciformis(Wulfen) Lamouroux, 1813: 131References:  Jaasund, 1976: 97, figure 198;  Abbott, 1999: 116, figure 24F–H; Littler and Littler, 2000: 76, figure p. 77.     Typelocality. Trieste, Italy.  Vouchers.  HEC14668,  18 September 2001, western side of Cotton Bay(s.s. 13);  HEC14755,  22 September 2001, Grand Baie(s.s. 11).  Ecology.Epiphytic on larger seaweeds at about low water mark.  Indian Ocean distribution.Andaman Islands, Nicobar Islands, Burma, Bangladesh, India, Sri Lanka, Maldives, Laccadives, Pakistan, Iran, Oman,  Djibouti, Kenya, Tanzania, Mozambique, Madagascar, Mauritius( Harvey, 1834: 153–154, including several varieties of uncertain status; Børgesen, 1943: 54; 1954: 26), Réunion( Jadin, 1935: 166; Payri, 1985: 640); Rodrigues (this paper), Seychelles, South Africa, St Paul Island, Yemen. HEC 14678 [317,601,206,230] HEC 13 3032 1 HEC 14679 2001-09-20 HEC 13 3032 1 HEC 14751 [455,1105,238,262] 2001-09-22 HEC 13 3032 1 HEC 14787 [154,802,272,296] 2001-09-25 HEC 13 3032 1 HEC 14860 2001-09-30 HEC 13 3032 1 [194,516,672,697] Italy Trieste 13 3032 1 holotype HEC 14668 2001-09-18 HEC Cotton 13 3032 1 Bay HEC 14755 [256,881,737,761] 2001-09-22 HEC Grand Baie 13 3032 1 Bay