262 



PROCEEDINGS OF THE AMERICAN ACADEMY. 



TABLE I. 

 Comparison of Marine Floras of Jamaica and Other Regions. 



CLASS SCHIZOPHYCEAE. 



Family Chroococcaceae. 



Chroococcus turgidus 



Chroothece Richteriana 



Family Chamaesipliouaceae. 

 Xenococcus Schousboei 



Family Hormogoneae. 



Oscillatoria Corallinae 



Lyngbya aestuarii 



confervoides f. violacea .... 



majuscula 



Symploca hydnoides 



" var. fasciculata . . 

 Microcoleus chthonoplastcs 



tenerrimus 



Hormothamnion enteromorphoides . . 



Scytonema concliopliilum 



Mastigocoleus testarum 



Calothrix aeruginea 



confervicola 



Contarenii 



pilosa 



Dichothrix penicillata 



CLASS CHLOROPHYCEAE. 



Family Ulvaceae. 



Ulva fasoiata 



Lactuca var. rigida 



Enteroniorpha erecta 



flexuosa 



intestinalis 



prolifera 



Family Chaetophoraceae. 

 Diplochaete solitaria 



Family Mycoideaceae. 



Pringslieirtiia scutata 



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