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Siebold, C.T., von, on the proportion of sexes in the Apus; on the auditory apparatus of the stridulent Orthoptera. Sight, inheritance of long and short. Signal-cries of monkeys. Silk-moth, proportion of the sexes in; Ailanthus, Prof. Canestrini, on the destruction of its larvae by wasps; difference of size of the male and female cocoons of the; pairing of the.

The Copepoda, the Ostracoda, and the Branchiopoda are the Crustacea which have departed least from the embryonic or Nauplius-forms; and, of these, I imagine that the Copepoda represent the hypothetical Archicarida most closely. Apus and Sapphirina indicate the relations of these Archaeocarids with the Trilobita, and the Eurypterida connect the Trilobita and the Copepoda with the Xiphosura.

On these determinations Guibourt founded a theory of the mode of formation of tabasheer based on the suggestion that at certain periods of its growth the bamboo needed less silica than at other times, and that when not needed, the silica was carried inward and deposited in the interior. The specimens examined were obtained from the Bambusa apus, growing in the Residency of Bantam.

The bird-stuffer in Alderney had some wings of Nightjars nailed up behind his door which had been shot in that Island by himself. Professor Ansted includes the Nightjar in his list, but only marks it as occurring in Guernsey and Sark. There are two specimens, a male and female, in the Museum, but no date as to time of their occurrence. SWIFT. Cypselus apus, Linnaeus.

Apes, long-armed, their mode of progression. Aphasia, Dr. Bateman on. Apis mellifica, large male of. Apollo, Greek statues of. Apoplexy in Cebus Azarae. Appendages, anal, of insects. Approbation, influence of the love of. Aprosmictus scapulatus. Apus, proportion of sexes. Aquatic birds, frequency of white plumage in. Aquila chrysaetos. Arab women, elaborate and peculiar coiffure of.