Southern Africa. Moresby, Captain, on a great crab. To a person fond of natural history, sucha day as this brings with it a deeper pleasure than he can everhope to experience again. Blackwall in his "Researches in Zoology" has many excellentobservations on the habits of spiders. Luxan. The trunks measured from three to five feet each incircumference. ") Almostevery voyager who has crossed the Pacifichas expressed his unbounded astonishment at thelagoon islands, oras I shall for the future call them by their Indian name of atolls,and has attempted some explanation. Three other insects (a Cincindela, like hybrida, aCymindis, anda Harpalus, which all live on muddy flatsoccasionally overflowed by the sea), and one other found dead onthe plain, complete the list of the beetles. But the rising of that part of the coast of Patagonia isperhaps no way connected with the Cordillera, but rather with aline of old volcanic rocks in Banda Oriental, so that it may havebeen infinitely slower than on the shores of Peru.