148 FOSSIL INSECTS OF THE BRITISH COAL MEASURES. 



A. /'I'lin/lei, Bolton. A. (Iran/lli/l. Lericlie. .1. Ifrlrlifi, Pruvost. 

 Bad ius Vein: 



Few branches. Badial sector Seven branches. Radial Twelve branches. Badial 



arising opposite outer fourth of sector arising opposite outer sector arising opposite middle 



subcosta. third of subcosta. of subcosta. 



Badial Sector : 



Branching not known. 



Eight branches. 



Seven to eight branches 



Median Vein : 



Branches beyond origin of Branches opposite first fork Branches much beyond origin 



radial sector. 



Cubitus Vein : 



First branch simple, second 

 forked. 



Anal Veins : 

 Undivided. 



>f radial sector. 



First branch simple, second 

 and third forked. 



First vein only forked. 



.if radial sector. 



First 1 irancli dividing into 

 four, second simple, third and 

 fourth branched. 



First anal forking twice. 



Interstitial ueiiration : 



Transverse nervures, except Transverse nervures. except Transverse nervures, except in 



in (he median basal part of the in the median I iasal part of the the median liasal part of the 



wing, where it is reticulate. wing, where it is reticulate, wing, where it is reticulate. 



BIBLIOGRAPHY. 



AUDOUIN, V. " Sur line Empreinte d'Aik- d'un Insecte neVroptere inconnu, trouve 

 en Angleterre a Coalbrookdale dans lc Shropshire, dans un Terrain 

 Houiller," 'Ann. Soc. Entoin. France,' vol. ii, ' Bull. Entom.,' pp. 7 8, 

 183:5. 



ALLEN, H. A. "On an Insect from the Coal Measures of South \Vales," ' Geol. 

 Mag.' [4], vol. viii, pp. (>5 IIS, IDOl. 



BAU>WIX, W. "Fossil Myriapoda from the Middle Coal Measures of Sparth 

 Bottoms, Rochdale, Lancashire," iliitl. [5], vol. viii, pp. 74 -Sit, I'll], 



BLXXKV, K. W. "On two Remarkable Fossil Insects From the Lower Coal 

 Measures, near Hudderstield," ' I'roc. Lit. and 1'hil. Soc. Manchester,' 

 vol. vi, p. ;")'.), ] S(i7. 



MOI.TOX, II. "Notes on the Geological Horizon and Palaeontology of the ' Soap- 

 stone Bed ' in the Lower Coal Measures near Collie, Lancashire." '( Jeol. 

 Mag.' [5], vol. ii, pp. 43::i4:57, I'.'o;,. 



- "On a New Species of Fossil Cockroach from the South Wales Coalfield," 



ilnil. [f>], vol. vii, pp. 1 1-7 151, 11)10. 



- " Insect Remains from the South Wales Coalfield," ' Quart. Journ. Ceol. Soc.,' 



vol. Ixvii, pp. ]!-'.> 171, pis. vii x, I'.tl 1. 



- " Faunal Horizons in the Bristol Coalfield," ////'</., vol. Ixvii, pji. .>Iii :!l-l, 



pi. xxvi, 1 It I 1 . 



"Insect Remains from the Midland and South- Kastern Coal Measures," 

 ilii'l., vol. Ixviii, pp. IilO '.VI'.}, pis. xxxi xxxiii, 1!)1'J. 



