um. 
679 
3-dentata. Kalidia disco laciniarım ultimarum rarins pen- 
ultimaram immersa, ufrinque suhprominentia, Poro pertusa, 
Glomerulus gemmidiorum oblongus, e pluribus glomerulis se- 
paratis in cellulis majoribus nidulantibus constans, Gemmidia 
minuta, subrotunda, Substantia carnoso-membranaeea, Stru- 
clura generis., Color raseo-purpureus, Chartae vix ad- 
haeret, 
€. alcicornz J, Ag. Speo. U. 1. p. 299, simillima videtur, 
substantia firmiore et colore differt. 
2. €, coccinea Harr. Alg. tasm. p. 8. J. Ag. Le. p.301. 
Sphaerococcus australis Havv. Lond, Journ. II, p. 445. 
Van Diemensland (Stuart). 
Varint substantia firmiore. 
Rhodocladia Sond. 
Structura Callophyllis. Kalidie disco laeiniarum immersa, 
in uirague pagina hemisphaerice prominentis, gemmidiis mi- 
nutis rofundatis, in cellulis majoribus zidulantibus.  Sporo- 
phylla orbieulata, brevissime pedicellata, in disco frondis 
sparsa, sphaerosporas numerosas (non seriatas) triangule di- 
visas includentia. 
1, B. Lamberti Sond, Fucus Lamberti Turm, t. 237. 
Rhodomenia Lamberti Grev. Syn. p. XLYIIL Cullophyllis 
Lamberti J. Ag. Spec. II. 1. p. 300. 
Rivoli-Bay. Guichen-Bay. Octob. 
Mychodea Harv. 
1. mM. Mülleri Sond. fronde carnoso - cartilaginea tereti 
plieato-striata spinnlis minntissimis sparsis obsita undique ra- 
mosa, ramis ereeto-patulis decomposito-ramulosis, ramnlis 
Sliformibus saepe subseenndatis, ultimis dentiformibus acntis- 
simis furcatisve, coceidiis hemisphaerieis ad ramos primarios 
sensilibug spinulague bracteatis, 
