NO. 13 STAPH YLINIDAE BLACKWELDER 95 



un, claw or ungues. zve, first costo-apical area. 



utr, unguitractor plate. wg, first anal area. 



zvh, principal area. 



vd, vas deferens. zvj, jugal or axillary area. 



vl, valvula. ivr, stigmatal area. 



vlf, valvifer. zvx, first dorso-apical area. 



vp, ventral piece of male genitalia. zvy, anal area. 

 vr, ridge between scutum and scutel- 



lum (V-ridge). x, point reference. 



zml, vulva. xt, tendon of retractor muscle of claws. 

 vxj vertex. 



V, reference to vestiture. 

 zuc, antemedian area. 



ivd, pivot (distal pivot) area. s, reference to sculpture. 



BIBLIOGRAPHY 



The foUovi^ing list of references contains the works cited in the 

 text and also as complete a bibliography of the vi^orks on the mor- 

 phology of the Staphylinidae as could be assembled. It is believed 

 to contain most of the important works relating to this subject, as 

 well as many of the more general works on insect morphology. Refer- 

 ences in the text to these works are made by date. Works which have 

 not been seen by the writer are indicated by an asterisk. 



AUDOUIN, V. 



1824. Recherches anatomiques sur le thorax des animaux articules et celui 

 des insectes hexapodes en particulier. Ann. Sci. Nat., Paris, Ser. — , 

 Zool., vol. I, pp. 97-135, 416-432. 

 Benick, L. 



1915. Mikroskopische Studien iiber die Gattung Stenus Latr. Deutsch. Ent. 



Zeitschr., 1915, pp. 235-247, 8 figs. 

 1922. Mikroskopische Studien iiber die Gattung Stenus Latr. II. Die sek- 

 undaren miinnlichen Geschlechtsmerkmale. Deutsch. Ent. Zeitschr., 

 1922, pp. 409-422, I pi. 

 Berlese, a. 



1909. Gli Insetti, loro organizzazione, sviluppo, abitudini e rapporti coll 

 'umo. Vol. I, 1004 pp., 1292 figs., 10 col. pis. 

 Bernhauer, M. and Scheerpeltz, O. 



1925. Coleopterorum Catalogus. Staphylinidae VI. Pars 82, 490 pp. 

 Bernhauer, M. and Schubert, K. 



1910-1916. Coleopterorum Catalogus. Staphylinidae I-V. Pars. 19, 1910; 

 29, 191 1 ; 40, 1912; 57, 1914; 67, 1916. 

 Bevins, W. 



1912. Notes on the British species of the coleopterous genus Philonthus. 

 Entomologist's Monthly Mag., vol. 48, pp. 112-114. 

 Bondroit, J. 



191 1. Note sur les genres Pteroloma et Apatetica. Ann. Soc. Ent. Belgique, 

 vol. 55, pp. 365-369, 9 figs. 



