246 CALIFORNIA ACADEMY OF SCIENCES. 



lu Eep. Brit. Assoc, 1873, Traus. of Soc, p. 92. 



Geol. Mag., decade 2, vol. i, No. 3, 1874, pi. 5. 



Dithyrocaris oralis W. & E., D. granulata W. & E., D. rjhihra W. & E., 

 DJ striata W. & E., D. tricornis Scoiiler. 



See, also, Mem. Geol. Survey, Expl. Sheet 23 (Scotland), 1873, pp. 99- 

 100. 



Eighth report on fossil Crustacea. 



In Rep. 45tli Meeting Brit. Assoc. Adv. Sci., 1875; also, Geol. Mag., 

 new series, decade 2, vol. 2, 1875, p. 620. 



Two lectures on recent and fossil Crustacea 



delivered at the Royal Institution on April 29 and May 

 6, 1876. 



In Proc. Royal Inst. Gr. Brit., 1876; Times, Morning Post, Illustrated 

 News, 1876. 



A monograph of the British fossil Crustacea 



of the order Mesostomata. 



In Palajont. Soc. London, pt. 1, 1866; pt. 2, 1869; pt. 3, 1871; pt. 4, 

 1872; pt. 5, 1877, 36 pis. 



Part I, pp. 1-44, pis. 1-9. Pter>j;/otus aiiglicus Agassiz. 



Part II, 1869, pp. 45-70, pis. 10-15. Pteryijotusbilobns Salt., also var. 1 

 inornatns, 2 var. crassus, 3 var. peroDiatus, 4 var. accidens. 



Part III, pp. 71-120, pis. 16-20. Pierygotus raniceps H. W., P. taurinus 

 Salt., P. ludensis Salt., P. banksii S&lt., PJstylops Salt., P.arcuatus Salt., 

 P. gigas Salt., P. problematicua Salt. Slimonia acuminata Salt. 



Part IV, pp. 121-180, pis. 21-30. Stylomurus pou-riei Page, S. megalops 

 Salt., S. symondsii Salt., S. ensi/ormis H. VV., S. scoticus H. \V., S. logani 

 H. W. Eurypierus scouleri lUhheri, E. lanceolatus^aXi,, E. pyg7nceus Salt., 

 E. linearis Salt., E. abbrevtatus Salt., E. hibernicus Baily, E. breinsteri H. 

 W., E. scorpioides H. VV., E. punctatus Salt., E. obesus H. W., E. brodiei 

 H. W., EJ mammatus Salt. Hemiaspis Umuloides H. W., //. speratus 

 Salt., II. horridus H. W., H. salweyi Salt. 



Part V, pp. 81-263, pis. 31-36. Belinurus kvnigianus H. W., B. kiltorkensis 

 Baily, B. bellurus Konig, B. regiiia Baily, B. arcuatxis Baily. Prestivichia 

 birtivelli H. W.. P. anthrax Prest., P. rotundata Prest. . Neolimulus fal- 

 catus H. W. Cyclus bilobatus H. W., C. torosus H. W., C. wrightii H. W., 

 C. radialis Phill., C harknessi H. W., G.jonesianns H. W., C. rankiiii H. 

 "W., C. (Halicyne) luxus H. v. Meyer, C. (H.) agnotus H. v. Meyer. 



Plate XXXII illustrates the Silurian and Carboniferovis Crustacea. 



The author figures Agnostus bibullatus Barr., A. nudus Bej^r. Sao hir- 

 suta Barr. Trinucleus ornatus Sternb., ?'• Jimbriatus Murch. Cyclus 

 rankini H. W., C. radialis Phill., C. harknessi H. W., C. bilobatus H. W., 

 C. jonesiaua H. W., C. wrightii H. W., C. (Halicyne) laxus H. v. Meyer, C. 

 (Halicyne) agnotus H. v. Meyer. 



