BRACHYPYGE. 



59 



a. Opisthosoma much longer than wide ; pleural laminae of the second and third pleura- 

 bearing terga inclined slightly backwards .... Brachypyge. 



a. Opisthosoma much wider than long ; pleural laminas of the first, second, third, and 

 fourth sterna inclined slightly forwards .... Maiocercus. 



Genus BRACHYPYGE, H. Woodward. 



1878. Brachypyge, H. Woodward, Geoi. Mag. [2], vol. v, pp. 433 — 436, pi. xi. 

 1902. Brachypyge, R. I. Pocock, Geol. Mag. [4], vol. ix, pp. 488, 491. 

 1904. Brachypyge, A. Fritsch, Palseoz. Arachn., p. 41. 



T ype Species. — Brachypyge carbonis, H. Woodward. 



Brachypyge carbonis H. Woodward. Text-figure 28. 



1878. Brachypyge carbonis, H. Woodward, Geol. Mag. [2], vol. v, pp. 438 — 436, pi. xi; also Bull. 

 Acad. Boy. Belg. (2), vol. xlv, no. 4, pp. 410 — 415, with plate. 



Fig. 28. — Brachypyge carbonis, H. Woodward ; dorsal surface of opisthosoma., five times nat. size.— Coal 

 Measures; Mons, Belgium. After H. Woodward, Geol. Mag. [2], vol. v, pi. xi. 



1885. Anthracomartiis carbonis, S. H. Scudder, C. R. Soc. Ent. Belg., vol. xxix, pp. 84 — 85. 



1887 and 1896. Eophrynus carbonis, H. Woodward, Geol. Mag. [3], vol. iv, p. 49 ; also Quart. Journ. 



Geol. Soc, vol. lii, p. cix. 

 1902. Brachypyge carbonis, R. I. Pocock, Geol. Mag. [4], vol. ix, p. 488. 

 1904. Brachypyge carbonis, A. Fritsch, Pabeoz. Arachn., p. 42. 



Only the dorsal area of the opisthosoma is known. Judging from the figure 

 this shows the following interesting structural characters : There are eight well- 

 defined tergal plates. The first is short ; but it is wider than the anterior border 



