Chondria dasyphylla (Woodward) C. Agardh, 1817

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 : 3044-3045

* Chondria dasyphylla (Woodward) C. Agardh, 1817 : xviii

References: Jaasund, 1976: 135, figure 274; Littler and Littler, 2000: 202, figure p. 203; Payri et al., 2000: 274, figures p. 275.

Lectotype locality. Yarmouth , Norfolk, England, UK.

Voucher. HEC 14740, 22 September 2001, Grand Baie (s.s. 11) .

Ecology. On coral fragments and shell debris in shallow (some mm), siltysandy pools from high to mid-intertidal level; frequent).

Indian Ocean distribution. Aldabra Islands, Australia, Bahrain, India, Iran, Kenya, Kuwait, Laccadives, Madagascar, Maldives, Mauritius ( Børgesen, 1945: 62; 1953: 56), Pakistan, Qatar, Rodrigues (this paper), Saudi Arabia, Seychelles,

Somalia, South Africa, Sri Lanka, Tanzania, Yemen.

Note. According to Jaasund (1977: 412), the specimens mentioned by Børgesen (1945: 62) in fact belong to C. collinsiana .

Chondrophycus (Tokido ex Saito) Garbary and Harper Chondrophycus papillosus (C. Agardh) Garbary and Harper, 1998: 195 References: Jaasund, 1976: 139, figure 281; Moorjani and Simpson, 1988: 30, pl. 64; Cribb, 1996: 101, figure p. 100; De Clerck and Coppejans, 1996: 263, figures 113, 114; Millar et al., 1999: 572, figure 6C ; Littler and Littler, 2000: 218, figure

p. 219. All as Laurencia papillosa (C. Agardh) Greville. Littler and Littler, 2003: 148 , top figure p. 149.

Type locality. Mokha, Yemen.

Vouchers. HEC 14618, 18 September 2001, western side of Cotton Bay (s.s. 13) ; HEC 14866, 30 September 2001, South-West Lagoon (s.s. 31) .

Ecology. Epilithic; one collection in high intertidal rock pools; continuously submerged; forming extensive populations in some pools. The other collection in a pool at about spring low water mark.

Indian Ocean distribution. Aldabra Islands, Andaman Islands, south-east coast of Arabia, Australia, Bahrain, Djibouti, India, Indonesia, Iran, Kenya, Kuwait, Laccadives, Mauritius ( Børgesen, 1942: 15; 1945: 47; 1952: 64; 1954: 46), Nicobar Islands, Qatar, Réunion ( Montagne and Millardet, 1862: 19; Payri, 1985: 640), Rodrigues (Dickie, 1977: 6, as L. papillosa ), Seychelles, Somalia, Sri Lanka, Tanzania, Yemen.

Digenea C. Agardh

Digenea simplex (Wulfen) C. Agardh, 1822: 389 References: Jaasund, 1976: 125, figure 254; Tseng, 1984: 146, pl. 76, figure 3 ; Cribb,

1996: 79, figure p. 78; Kraft et al., 1999: 23, figure 38; Littler and Littler, 2000:

204, figure p. 205; Littler and Littler, 2003: 148, bottom figure p. 149.

Type locality. Trieste, Italy.

Vouchers. HEC 14619, 18 September 2001, western side of Cotton Bay (s.s. 13) ; HEC 14864, 30 September 2001, South-West Lagoon (s.s. 31) .

Ecology. Vertical walls of rock pools in mid- to low intertidal.

Indian Ocean distribution. Australia, Bahrain, Comores, Iran, Kenya, Kuwait, Madagascar, Mauritius ( Børgesen, 1945: 39–40; 1953: 57–58), Mozambique, Nicobar Islands, Qatar, Réunion ( Montagne and Millardet, 1862: 19; Payri, 1985: 640), Rodrigues (Dickie, 1977: 6), Somalia, South Africa, Sri Lanka, Tanzania.

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).