V 



Page 

 Herdman, Prof. William Abbott, D.Sc, &c. (cont.). 



On the Occurrence of AonjiMdiniatn o-perculatum^ Clap. & Laclim., in vast 

 Quantity at Port Erin (Isle of Man). (Plate 8.) 71 



Spolia Runiana. — I. Funicidina quadrangularis(Psi\\iis)iind the Hebridean 

 Diazona violacea, Savigny. (Plates 13 &> 14, and 2 Text-figures.) 163 



Spolia Runiana. — II. Fanicidiiia quadrangidaris (Pallas) ; Diazona 

 violacea, Sav. ; Forbesella tessellata (Forbes) ; variation in Ascidians ; 

 and records of rare Invertebrata. (Plate 19.) 269 



Hill, John Peter, D.Sc, F.L.S., see Wilsmore, Mrs. L. J. 



Imms, Augustus Daniel, B.A., D.Sc, F.L.S., see Davidson, James D. 



Jordan, Karl. 



Observations on certain Names proposed in Dr. Verity's paper on the 

 Rhopalocera Palsearctica in the Collection of Linnajus. (Communi- 

 cated by the President.) 1 93 



Liddell, J. a. 



Nitocrameira bdellurce, nov. gen. et sp., a Copepod of the Family Cantho- 

 camptidse, parasitic in the Egg-cases of Bdellura. (Communicated by 

 Prof. G. C. Bourne, D.Sc, F.R.S., F.L.S.) (Plates 10 & 11, and 

 2 Text-figures.) 87 



LoNGSTAFF, Mrs. James, F.L.S. 



On a Collection of Non-Marine Mollusca from the Southern Sudan : 

 with Description of New Species by Hugh B. Preston, F.Z.S. ; and 

 Notes on Veronicella, by G. C. Robson, B.A. (Plates 17 & 18, and 

 2 Text-figures.) 233 



Meek, Capt. Charles Francis Ullathorne, F.L.S. 



The Spermatogenesis of Stenohothrus virididus ; with special Reference 

 to the Heterotropic Chromosome as a Sex Determinant in Grass- 

 hoppers. (Plates 1-3, and Text-figure.) 1 



The Correlation of Somatic Characters and Chromatin Rod-lengths, being 

 a Further Study of Chromosome Dimensions. (With 5 Text-figures.) 107 



Poulton, Edward Bagnall, M.A., D.Sc, F.R.S., Pres.L.S. 



W. A. Laml^orn's Breeding Experiments upon Acrcea encedon (Linn.), 

 Trimen, in the Lagos District of West Africa, 1910- 1912 391 



See Foot, K., and E. C. Strobell. 



See Jordan, K. 



See Yerity, R. 



