18 CALIFORNIA ACADEMY OF SCIENCES. 



Boeck. Cryphoius x>ectlnatus A. Eoemer. Phacops fecundus Barr. Pro- 

 etus bohemicus Corda. P. fallax Barr. P. ligeriensis u. sp. P. gosseleti 

 11. sp. P. cornutus Golclf. P. vlci7iHs Barr. 



Memoire sur la Faune du Gres Armoricain. 



Soc. Geol. du Nord Aunales xix, 1891, p. 134, 5 plates. 



Myocarls lutrarkt Salter. Ceratiocaris sp.? Mesothyra oceani Hall 



Baumer (J. W.) Naturge^chiclite des Mineralreiclis 

 mit besonderer Anwendung auf Thiiringen. 2 vols. 

 Gotha, 1763-64, 1767. 



The author gives a brief description of " trigonella striata conchites 

 trilobus striatus." vol. 1, p. 328, pi. xi, fig. 32 a-b. (Eucriuurus sp.) 



Bayle (E.) Explication de la carte geologique de la 

 France. Vol. 4. Atlas, Paris, 1878. 



Premiere partie. Fossiles principaux des ten-aius. 



Plate 1: Megalaspis desmaresti Brong., figs. 1-3. 



Plate 2: Homalonotus gervillei DeVer., figs. 1, 3 and 6. H. hrongnmrti 

 Deslong., fig. 2. H. vkaryi Salter, fig. 4. H. deslongchampsi Tromeliu, 

 fig. 5. 



Plate 3: Calymene tristani Broug., figs. 1-9. f'.aragol Marie Koiiault, 

 fig. 10. 



Plate 4: Cheirurus sp., fig. 1. Ilhenns sp., fig. 2. Phacops latifrons 

 Bronn., figs. 4 and 5. P. ^wtieri, figs. 7-10. Cryjihaius michiUni Marie 

 Eouault, figs. 18-21. Goldfius gerville Barb. Proetus cehhrti. PhilUpsia 

 gemmulifera Phil., fig. 22. 



Plate 5: Acidaspis htichi Barr., fig. 1. 



Bean (W.) Entomostracans from the Coal Measures 

 of Newcastle-upon-Tyne. 



In Mag. Nat. Hist. (Loudon), vol. 9, 1836, p. 376. 

 Cypris arcuata now Beyrichia arcuata. 



Beckmann (J.) Commentatio de reductione rerum 

 fossilium ad genera naturalia protyporum. 



In Novi Comm. Soc. Scieut. Gutting., vol. 3, 1878, p. 95. 



Beecher (C. E.) Ceratiocaridca from the Upper Devo- 

 nian Measures in Warren County. 



In Second Geol. Survey Pennsylvania, vol. PPP, 1884, 2 pis. 



Elymocaris n. g. Tropldocaris u. g. 



Author's edition issued separately, entitled: ^' Ceraiiocarida' from the 

 Chemung and Waverly Groups at Warren, Pa.," with 2 pis., Harrisburg, 

 1884, 22 pp. 



E"^ in '^ aris punctata Hall. E. sociaUs n. sp. Elymocaris siliqva n. sj). 

 Troindocaris bicarinata n. sp. T. inlerrupla n. sji. T. altcrnata n. sp. 



