a at 
CONTENTS. ‘vii 
Page 
XL. On the Archeopteryx lithographica, from the Lithographic 
Slate of Solenhofen. By HERMANN VON MEYER .........cceeceeees -. 366 
XLI. Descriptions of newly discovered Spiders from the Island of 
Madeira. By JoHn BLACKWALL, F.LLS. ......ssseccsseceessssenee eens .. 370 
XLII. On some new Thalassine sent from the Philippines by 
M. Jagor; and on the Systematic Position.of that Family. By,Dr. 
TL caiNs hconscsesevesccccovssccnecsnbuess saUDbi sees sesesbeessvecupic we 383 
XLIII. Contributions to an Insect Fauna of the Amazon Valley. 
CoLropTeRA: Loneicornes. By H.W. Barss, Esq. ............ 396 
XLIV. On Antiaris Bennettii, a new Species of Upas-Tree from 
Polynesia. By BerTHOLD SEEMANN, Ph.D., F.LAS, ...ccssesseeeesoes 405 
New Book :—Anahuac; or, Mexico and the Mexicans, Ancient and 
Modern, by Edward B. Tylor ............46- Sevclsesceiustiansths aganes, SOR 
Proceedings of the Zoological Society ...ecccsesssesseeeevsveneeenes 410—415 
On the Arrangement ‘of Natural-History Collections, by Professor 
L. Agassiz; On a New Genus of Lizards from Ceylon, by Dr.W. 
415—420 
NUMBER LIV. 
XLV. On Ephedra. By Joun Miurs, F.R.S., F.L.S. &c.......... 421 
XLVI. Brief Diagnostic Characters of New Canarian Gulaeille 
By T. VERNON WoLLASTON, M.A., F.L.S. ..c..scceececsscsessees sditcee 437 
XLVII. Notes on the Possibility of the Embryos of the Guinea- 
Worm and so-called “Fungiis-Disease” of India, respectively, entering 
the Human Body through the Sudortfic Ducts. By H. J. Carrer, 
MMR TUL Livelehiesssocrncceseccesccscccovsees ahsbavesteutt ects Sbeeecess doisdiads 442 
XLVIII. Contributions to an Insect Fauna of the Amazon Valley. 
CotzopTeRa: Loncicornes. By H. W. Bares, Esq. ....-+++00+ 446 
XLIX. Supplement to a Memoir on the Thalassine. By Dr. 
STRAHL «...00... ste seusse iriadds bu suudqucceawen venbeh esevscehes chebahnesstiaie® 459 
L. On some new Coleoptera from Lizard Island, North-eastern 
Australia. By Francis P. Pascog, F.L.S. &. ......ccccocssccseecsees 461 
LI. A Catalogue of the Zoophytes of South Devon and South 
Cornwall. By the Rev. Toomas Hincks, B.A. (Plate XVI.) ...... 467 
LII. On the supposed Bilateral Symmetry of the Ctenophora. By 
¥ Fritz MULLER eteeeee eters SOeteeeetererereee SHH eee FHS eeeeeeeseeeeeeree eeetee 475 
