114 CALIFORNIA ACADEMY OF SCIENCES. 



Beyrichiopsis Jimbricata J. & K. Phreatura concinna 3 . & K. Yonngia 

 retidosaUs J. & K. 



This vahiable paper contains a classification of the Carboniferous strata 

 of England and Scotland, with tabulated lists of the distribution of the 

 Ostracoda. 



Fourth report of the committee, consisting of 



Mr. R. Etheridge, Dr. H. Woodward, and Prof. T. Rupert 

 Jones (Secretary), on the fossil Phyllopoda of the Pala30- 

 zoic Rocks, 1886. 



In Rep. 56th Meeting Brit. Assoc. Adv. Sci., 1S86, p. 229. 



1, Ceratiocaris leptodactylus McCoy. 2, C. murchisoni Agas. 3, G. gigas 

 Salt. 4, C. valida n. sp. 5, C. attenuata n. sp. (Ci tyrannus Salt.) 6, C. 

 canaliculata n. sp. 7, C. hall/nna u. sp. 8, C. jJcirdoe ana Jja Touche. 9, 

 C hidensis H. W. 10, C. rohiista Salt., C. lata, angtista and minuta n. sp. 

 11, C. iKqnUo and C. styg'm Salt. 12, C. laxa n. s^). 13, C. salteriana J. & 

 W. 14, C. cassia Salt., C. cassioidesn. sp. 15, C. compta n. sp. 16, C. 

 inornata McCoy. 17, C. riithveniana n. sp. 18, C. oretonensis and C. trun- 

 cata H. W. 19, C. nohnoides McCoy and C. gohiiformis J. & W. 20, Em- 

 melezoe elliptica McCoy, E. tenuistriata n. s^j., E. maccoyiana n. sp. 21, 

 Xlphocarh ensis Salt. 22, Physocaris vesica Salt. 23, C. sp. 24, C. longi- 

 Cauda Sharpe. 25, Piychocaris simplex and P. parvidu Ovak. 26, Crxjpto- 

 zoe proble7natica Packard. 27, Geological localities of Mr. S. M. Clarke's 

 fossil Phyllopods. 28, List of British Paleozoic Ph3-llocarida described 

 in the Third and Fourth ReiDorts. 



and Kirkby (James W.) A list of the genera 



and species of bivalved Entomostraca found in the Car- 

 boniferous formations of Great Britain and Ireland. 

 With notes on the genera and their distribution. 



In Proc. Geologist Assoc, vol. 9, 1887, p. 495. 



I. Cypridinidse: I, Cypridina. 2, Cypridinella. 3, Cypridellina. 4, 

 Cypridella. 5, Sidcuna. 6, Cyprella. 7, Brady cinetus. 8, Philomedes. 

 9, Rhombina. 



II. Entomoconchidje: 1, Entomoconchus. 2, Offa. 



III. Polycoijidfe: 1, Polycope. 



IV. Entomididse: 1, Entomis. 



V. Cytherellidfe: 1, C'yfherella. 



VI. LeperditidsB: 1, Leperditiu. 2, Beriiix. 2, Beyrichia. 4, Bey- 

 richiella. 5, Beyrichiopsis. 6, Kirkbya. 7, Moorea. S, Phreatura. 



VII. Cyprididaj: 1, Aglaia. 2, Candona. 3, Argilhecia. 4, Macro- 

 cyprts. 5, Bythocypris. 6, Bairdia. 



VIII. Dawiuulida3: 1, Dawinula. 



IX. CytheridaJ: 1, Cythere. 2, Xestoleberis. 3, Byfhocythere. 4, Car- 

 bonia. 5, Yoxmgia. 



