The more important of these fevers or febrile conditions are: Ephemeral Hemitertian Double quartan Interpolated Synocha Causon synochides Epilala Quotidian Double tertian Quintan Continued Causon Putrid Lipparia Tertian Quartan Sextan Synochus Synochus causonides Ethica Erratica
Causon was due to putrefaction of bile in the smaller vessels of the heart, diaphragm, stomach or liver, and was an acute fever characterized by furred tongue, intolerable frontal headache, tinnitus aurium, constant thirst, delirium, an olive-colored face, redness and twitching of the eyes and a full, frequent and rapid pulse.
The nine and twentieth we had sight of the Island of Cueruo, and the 30 we saw the Island of Flores. The 27 of August in 41 degrees of latitude we saw 9 saile of Britons, and three of them followed vs vntill noone, and then gaue vs ouer. The 30 we had sight of Cape Finisterre. The eight of September at night wee put into Plimouth sound, and road in Causon Bay all night.