68 
Halopteris fiicina Kitz, var. seriularia (Bonnem.) 
Fig.: Harvey I, 73 [as Sphacelaria servtularia Bonnem]. 
District: Fleshwick Bay. 
Zone: Sub-littoral. 
Occurrence: No data. 
Reproduction: Unilocular sporangia in August. 
Notes: Single record only, dredged. 
Gen. Stypocaulon, Kiitz. : 
S. scoparium, Kitz. Occasional. | 
Fig.: Harvey I, 74 [as Sphacelaria scoparia). 
District : Port Erin; Castletown ; Douglas Bay (Talbot). 
Zone: L.W.O.S.T. and below. | 
Occurrence: Perennial or biennial. 
Reproduction : Unilocular sporangia in Autumn. 
Fam. MYRIONEMACEAE. 
Gen. Myrionema, Grev. 
M. stvangulans, Grev., var. typica, Batt. Frequent. 
Fuge: Elarvey <1 00: 
District: Port Erin; Port St. Mary; Castletown; Douglas Bay 
(Brady, Talbot). 
Zone: Same as host. 
Occurrence: Sporadic. 
Reproduction : Unilocular sporangia in Summer. 
Notes: Frequent on Entevomorpha and Ulva. 
M. stvangulans, var. punctiforme, Holm et Batt. 
Fig.: Harvey I, 68 [as M. punctiforme]. 
Note: Recorded by Talbot. No data available. 
M. aecidioides, Sauv. Frequent. 
Fig.: Oltmanns III, p. 469 [as Phycocelis aecidioides). 
District : Port Erin. 
Zone: Same as host. 
Occurrence: Pseudo-perennial. 
Reproduction : Plurilocular sporangia in Spring. 
Notes: Occurs commonly on Laminaria digitata. 
M. saxicola, Kuck. Kare. 
Fig.: Kuckuck (1897), p. 390, figs. 13 and 14. 
District : Port St. Mary. 
Loney Moi ezone: 
Occurrence : No data. 
Reproduction: Unilocular sporangia in Winter. 
Gen. Ulonema, Foslie. 
U. rhizophorum, Foslie. Occasional. 
Rises: Plate Ie 75 10, 1-3: 
District: Port Erin; Port St. Mary. 
Zone: Same as host. 
Occurrence: Sporadic. 
Reproduction: Unilocular sporangia in June. 
Notes: Commonly on Dumontia incrassaia. 
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