500 



INDEX to VOL. XV. 



Acanihella, new species of, 114. 



Aciueta, new species of, 449. 



Agaricus, new species of, 384. 



Agelasta, new species of, 50. 



Agenius, new species of, 378. 



Agon us cataphractus, on the ova of, 

 433. 



Ampbitretus, characters of the new 

 genus, 235. 



Anarrhicas lupus, on the ovaries of, 

 432. 



Anisoinena, new species of, 440. 



Anomocladina, on the structure of 

 the skeleton of the, 230. 



Ant, on the Infusorial parasites of 

 the Tasmanian White, 450. 



Aplysiua, new species of, 204. 



Apobletes, new species of, 459. 



Artimpaza, new species of, 55. 



Baconia, characters of the new genus, 

 462. 



Barrois, J., on the development of 

 Chelifers, 152. 



Batrachians, list of, from Brazil, 191. 



Berkeley, Rev. M. J., on British 

 .Fungi, 342 ; on Fungi collected in 

 Zanzibar, 384. 



Blanc, Dr. H., on new Bhizopoda of 

 the deep-water fauna of the Lake 

 of Geneva, 427. 



Blastoidea, on the morphology of the, 

 277. 



Boltenia, new species of, 197. 



Books, new: — Michael's British Ori- 

 batidse, 62 ; Owen's Antiquity of 

 Man, 64 ; Seeley's Manual of 

 Geology, 258; Van Overloop's 

 Prehistoric Studies, 264 ; Proceed- 

 ings of the Belfast Naturalists' 

 Field-Club, 265 ; Carpenter's 

 Stalked Crinoids, 346; Guides to 

 the Natural History Collections of 

 the British Museum, 352 ; Came- 



ron's Phytophagous Hymeno- 

 ptera, 416 ; Transactions of the 

 Cumberland and Westmoreland 

 Association for the Advancement 

 of Literature and Science, 417 ; 

 Zopf's Pilzthiereoder Schleimpilze, 

 493. 



Bothriocephalidae, on the nervous 

 system of the, 427. 



Boulenger, G. A., on Reptiks and 

 Batrachians from Brazil, 191 ; on 

 the variations of lilapomorphus 

 leinniscatus, 321. 



Brongniart, C, on Palasoblattina 

 Douvillei, 355. 



Broome, C. E., on British Fungi, 342. 



Butler, A. G., on butterflies con- 

 founded under the name of Delias 

 belladonna, 57 ; on some new 

 Lepidoptera, 238 ; on a new genus 

 of Chalcosiidae, 340 ; on three new 

 species of Gonepteryx, 406. 



Calamites, on the affinities of the, 

 474. 



Carpenter, Dr. P. H., on the mor- 

 phology of the Blastoidea, 277. 



Carter, H. J., on Spongilla fragilis 

 and a new species of Spongilla, 

 18 ; on South- Australian sponges, 

 107, 196, 301; on the mode of 

 circulation in the Spongida, 117; 

 on marine sponges from Japan, 

 387 ; on a variety of Meyenia 

 fluviatilis, 453. 



Carteriospongia, new species of, 221 . 



Centrogonida, observations on the, 

 495. 



Cephalopoda, on the ' Challenger,' 

 222. 



Cereopsius, new species of, 50. 



Ceresium, new species of, 53. 



Chaitophovus aceris, on the biology 

 of, 273. 



