lixxban socieir of london. cxvu 



Paleontology : — 



A. Bell. Contributions to the Crag-fauna. Ann, Nat. Hist. 

 Ser. 4, vii. 



— Beyi'ich. On the basis of the Crinoidea brachiata. Monats- 

 ber. E. Acad. So. Berlin, 1870, also translated into Ann. Nat. Hist. 

 Ser. 4, vii. 



E. Billings. On the structure of Crinoidea, Cystidea, and Blas- 

 toidea. Canad. Naturalist, v., and Ann. Nat. Hist. Ser. 4, \'ii. 



H. B. Brady. On Saccammina Carteri, a new foramiuifer from 

 the carboniferous limestone of Northumberland, 1 plate. Ann. Nat. 

 Hist. Ser. 4, vii. 



H, Burmeister. On the pelvis of Megatlierium . Trans. Zool.-Bot. 

 Soc. Vienna, xx. — On Saurocetes argentinus, a new type of Zeuglo- 

 dontidae, 1 plate. Ann. Nat. Hist. Ser. 4, vii. 



H. J. Carter. On fossil sponge-spicules of the greensand. — On 

 the Coccolith, Melohesia unicellularis. Ann. Nat. Hist. Ser. 4, 

 vii. 



J. D. Dana. On the supposed legs of the trilobite Asaphiis platy- 

 ceplialus. Ann. Nat. Hist, Ser. 4, vii. 



G. M. Dawson. On Foraminifera from the Gulf and River St. 

 Lawrence. — On spore-cases in coals, woodcuts. Ann. Nat. Hist, 

 Ser. 4, vii. 



A. Dickson. The phyllotaxy of Lepidodendron and Knorria. 

 Seem. Journ. Bot. ix. 



C. G. Ehrenberg. On large strata consisting of microscopical 

 BaciUarise under and near the city of Mexico, 4to, 3 plates. Berlin, 

 1869. Presented by Mr. Darwin. 



G. v. Frauenfeld. Address on the extinct and expiring animals 

 of the most recent geological period. Vienna, 1870. Presented by 

 the Author. 



A. Hancock and T. Atthey, On a mandibular ramus of AniJira- 

 cosaurus Russelli and on Loxomma and Archichthys, 1 plate. — On 

 Dipterus and Ctenodits, 1 plate. Ann. Nat. Hist. Ser. 4, vii. 



J. Hopkinson. On a specimen of Diphgrapsus pnstis with re- 

 productive capsules, woodcuts. Ann. Nat. Hist. Ser. 4, vii. 



W. King. On Agulhasia Davidsonii, a new PaUiobranchiate 

 genus, plate. Ann. Nat. Hist. Ser. 4, vii. 



F. Kitton. Diatomaceous deposits from Jutland, 2 plates. Journ. 

 Quek. Microsc. Club, ii. 



G. Kreift. A gigantic amphibian allied to Lepidosiren from 

 Queensland, woodcuts. Proc. Zool. Soc. 1870. 



