80 
Gen. Gelidium, Lamour. 
G. crinale, J. Ag., var. genuinum, Hauck. Not uncommon. 
Fig.: Harvey III, 191 (5) [as G. corneum, var. crinale]. 
District: Port Erin; Port St. Mary; Castletown; Peel; Douglas 
Bay (Talbot). ; . 
Zone: H.W.O:N.T-.to2.W-ON-E. 
Occurrence: Pseudo-perennial. 
Reproduction: In Winter. 
Notes: Generally found in exposed situations. 
G. pusillum, Le Jol. Frequent. 
Fig.: Bdérgesen, F. Rhodophyceae III, p. 84 (1927). 
District: Port Erin; Port St. Mary; Castletown; Pooyllvaaish. 
Zone: M.T. zone in pools. 
Occurrence: Pseudo-perennial. 
Reproduction : In Winter. 
G. pulchellum, Kitz. Occasional. 
Fig.: Harvey III, 191 (4) [as G. corneum var. pulchellum). 
District: Port St. Mary. 
Zone: “L.W.O.N.f- 
Occurrence: Pseudo-perennial. 
Reproduction: No data. 
Notes: Generally found fringing the margin of tide pools in places 
shaded by other algae. 
G. corneum, Lamour. Not common. 
Pic. :- Harvey Il, ror, (@): 
District: Port Erin; Port St. Mary; Fleshwick; Douglas Bay 
(Talbot). 
Zone: HOW-ON4«~ to below LAW ._O:S-2- 
Occurrence: Pseudo-perennial. 
Reproduction: In Winter. 
G. latifolium, Born. Frequent. 
Fig.: Harvey III, 191 (3) [as G. corneum var. latifolium]. 
District: Port Erin; Port St. Mary. 
Zone: L.W.O.S.T. and below. 
Occurrence: Pseudo-perennial. 
Reproduction: Tetraspores and cystocarpia in Winter. 
Notes: Found growing on rocks in deep water. 
Fam. GIGARTINACEAE. 
Gen. Chondrus, Stackh. 
C. crispus, Stackh. Very common. 
Fig.: Harvey III, 197. 
District: In all districts. 
Zone: M.T. zone downwards. J 
Occurrence: Perennial. 
Reproduction: Cystocarpia, spermatia and tetrasporangia in Winter. 
Notes : Common everywhere in lower half of littoral zone and extending 
into deep water. Frequent component ‘of undergrowth 
of Fucus and Laminaria species; very variable in form. 
