16 SAN DIEGO SOCIETY OF NATURAL HISTORY 



The species of this eenus resemliles in structure of the thorax those of Illaenus, from 

 which they differ by tlie more arciied axis, and the side spines of the pygidium. 



Angelina differs from G'lnrdanclla in its flat head, and the margin around it; also in 

 the size of its pygidium. 



Giordanella Mencghinii Bormen., C. dilatata n. sp., G. eloiign/a n. sp. 



Boulay (M. L'ahljc). Sur un iioiiveau genre de Triloliite dans le ter- 

 rain. Ilouiller du uord de la France. 



Ann. Sci. Bruxeiles, 4 Anne, 1879-80, Memori, p. 277-280. 



Under the new generic name of Anthracopeltis, tiie author describes and illustrates 

 a pvgidium as Anthracopeltis Crcpini. 



The pygidium resembles that of Phaeton Barrande, but may be distinguished by the 

 shape of the axis, also by a groove whicii runs around the tail near the base of the 

 spines. 



Boule (^r.) Sur dt^s deJiris dWrtliropleiira trouves en France. 



Bull, de la Soc. de I'lndustrie Minerale, 3rd ser., tome 7, 4 livr, 1893, pp. 619-638, 

 plates 54-55. 



Brodie (I*. l>.i On the Passage l>e(ls in the neiohhourliood of Wool- 

 hope. Herefordshire. an<l on the dis(•()^•ery of a new si>ecies of Euryi)terus 

 and some new Land plants in tlieiii. 



Geol. Mag., Decade 1, vol. 8, 1871, n. 230. 



The author describes a.s the passage beds between the Silurian and Old Red sand- 

 stone formation near Woolhope, a series of shales and sandstones. The Olive shales 

 contain several crustacean fossils, including Pterygoliis Banksii. and a new Eurypterus 

 named by Henry Woodward Eurypterus Brodiei. 



Branson (E. \l.) The fauna of the residuary Auburn Chert of Lincoln 

 County. ^Missouri. 



Trans. Acad. Sci. of St. Louis, vol. 18, No. 4, 1909, pp. 39-49, pi. 7. 



The author describes as ne\v Pterygometopus Lincolnensis, which diifers from P. 

 eboraceous in the absence of genal spines, and slightly in the shape of the first lateral 

 furrow of the glabella from P. intermedius Wale, which he figures on pi. 8, fig. 20. 



Brogger (W. C.) T'cber die Verbreitung- der Eulonia Niobe Fauna. 



Nyt. Mag. Natv., vol. 35, 1896, pp. 164-240. 



The author refers to the new genus Dikelnkeplianina. 



Centropleura dicracura Ang. Dikelocephalus furra Salt. A .uiphrlina Barroisi Mun- 

 Chalm et Berg, and Dictyoceplialites Villehruni Berg., to this genus. 



Under the new genus Apatokephalus, tlie author places Tril serratus S. &: B. Cen- 

 tropleura an(;usti(auda Ang. (probablv a varietv of Apatokephalus serrata Brogg., p. 

 21). 



Dik. finalis Wale, D. Sclilotlieimi Bill. ( Remoplcuridesi Schlotlieimi Bill., 1865.) 

 Dikelocephalus Magnificus Conocorphyhe invita, Salter. 



Bureau (L.) Notice geol. sur Loire Inferieure. litOO. 



The author gives a fig. 23 of Calymmene pulchra Barr. 

 Bezier refers it to Prionocheilus I'erneuili Kouaulr. 



Burling fL. D.) The Albertella Fauna in the .MiddU' Cambrian of 



British Coliunbia. 



Am. Jour. Sci., 4th ser., vol. 42, 1916, p. 469. 

 Albertella Bosicorthi and ./. Helena Wal. 



