CONTKNTS. Vll 



.\ru- Boo/; : ~An]\ui\l Ikcporl ol the L nitcd-St iti-s CieiiItii.'ioal ami 

 (leojrraiiliical Survry of'lho Territories, enibracintr Colorado and 

 parts of adjacent Territories, being a Keport of l'ro<jfre.s3 of the 

 Exploration for the year 1874, by F. V. Ilayden, United-States 

 Geolofri.Ht 425 



Zooloiry of the ' Challenprer' Kxpedition, l)y 1'. Marl in Duncan, 

 F.K.S., Pres. (leol. Soc. ; On tlie Modifications undergone by 

 the Ovum of the I'hanerocarpal Mcdunff before I'ecundation, by 

 M. A. Giard ; Note on 1'rrtif/o Mouliimana, Dupuy, by J. 

 (iwyn Jeffreys. F.R.S. ; Sponj.'-es dredjjred up on board II.M.S. 

 'Porcupine'" in 18(iO-70, by II. J. Carter, F.R.S. &c. ; On the 

 first Phenomena of the Development of Echinua viiliaris, by 

 M. A. Giard : the late John Leckenby, Esq., F.G.S., F.L.S. 429— 43(3 



NUMBER CXIV. 



XLIV. On the ^'ariabilitv of the Species in the case of certain 

 Fishes. By Dr. V. Fatio " 437 



XLV. Descriptions of several African and Australian Lepidoptera 

 in the Collection of the British Museum. By Arthur G. Butler, 

 F.L.S., F.Z.S., &c ' 458 



XLVI. On Ascodicti/on, a new Provisional and Anomalous Genus 

 of Palieozoic Fossils. Bv H. Alleyne Nicholson. M.D., D.Sc, 

 F.R.S.E., and R. Ethkridge, Jun., F.G.S. (Plate XIX.) 463 



XLVII. On the Elateridce of New Zealand. By D. Sharp 409 



XLVIII. Description of a new Species of Phasmid^ from the 

 Malay Peninsula. By Prof J. AVood-Masox, Deputy Superinten- 

 dent, Indian Museum, Calcutta 487 



XLIX. Diag^noses of new Species of Pleurotomida in the British 

 Museum. By Edgar A. Smith, Zoological Department 488 



L. On Ruperiia xtahilis, a new Ses.sile Foraminifer from the North 

 Atlantic. Bv G. C. Wallich. M.D., Surgeon-Major Retired List, 

 H.M. Indian'Ai-my. (Plate XX.) ". 501 



Netc Booh : — The Ancient Life-History of the Earth. By Prof. H. 



A. Nicholson, M.D., D.Sc, &c. . . ." *. 605 



Zoology of the * Challenger ' E.xpedition, by P. Martin Duncan, 

 F.R.S. , Pres. Geol. Soc. ; On a Newt from the Darjiling 

 Hills, by Prof. J. Wood-Mason ; On the Value of certain Argu- 

 ments of Transfoi-mism derived from the Evolution of the Den- 

 tary Follicles in the Ruminants, by M. V. Pietkiewicz . . 506 — 510 



lude.x 012 



