38 PEOCEEDIISrGS OF THE NATIONAL MUSEUM. vol. 04. 



56. 1878. Riley, C. V., Packard, A. S., and Thomas. C— First Anu. Report U. S. 



Eiit. Commiss. Dept. Interior, U. S. geol. Survey, 1877, pi. 4, ligs. 4-7. 



57. 1880. RuPKKTSBERGER, M. — Biologie fl. Kiifer Eiiropas, pp. 194-196 and p. 281. 



58. 1894. .—Biol. Litorat. ii. die Kiifer Eiiropas von 1880 an; pp.'19.'i-199 



and p. 293. 



59. 1903. SCHWABZ, E. A.— Proc. Ent. Soc. Wash., p. 137. 



Nemogtiatha nigripennis LeConte came out of a ball of pine rosin, collected 

 liy the author in Arizona, which proved to be the nest of bee genus AntltvHuni. 



60. 1905. SiLVESTRi, F. — Descrizione di vui nuovo genere dl Rhipiplioridae. 



Redia, vol. 3, pi. 20, figs. 17 and 18. 

 Compare characters and figures given in paper by Sllvestri with characteriza- 

 tion of subfamily Kemognathinae in the present publication. 



61. 1863. Stkauch, A. — Ann. Soc. Ent. France, ser. 4, vol. 3. p. 481. 



Letter to Reiche on Apalus adults, found in galleries of a subterranean 

 hymenopteron. 



62. 1910. Wellmam, C— On classification of the Lyttidae (Meh.idae s. Can- 



tharidae auctt. ) Ent. News, vol. 21, pp. 211-222. 



63. 1839. Westwood, .J. O.- — Introduction to modern classification of insects. 



London. 

 Figures (vol. 1, fig. 34, nos. 4-9) the first instar of Sitaritt nnnalis and 

 recognizes it. on p. 298. as such. 



LATE REFERENCE.S. 



64. 1913. Ceos, A. — Leptopalpiis rostratus, Bull. Soc. Hist. nat. Afrique Xord 



No. 7, p. 175 



65. 1917. . — Forme des ongles des larves primaire des Meloithie ; Terme 



" Triongulin," Ann. Soc. Ent. Prance, vol. 86, p. 159. 



66. 1923. .- — Lcptopalpus 70Stiatus Fabr. Moeurs: larve primaire. Bull. 



Soc. Hist. nat. Afrique Nord, vol. 14, pp. 327-337. 



EXPLANATION OF PLATES 



(All figures refer to Trierania saugiiinipeniiis Say.) 



Pr.ATE 1. 



Larval in stars. 



Fig. 1. First instar. — Ventral view, showing hypopleural chitinizations with 

 articulation for coxa ; the thoracic and seven abdominal spiracles. 



2. First instar. — Hook with eighth abdominal spiracle on top and atrium 



inside. Scale adjacent to hook. 



3. First instar. — Dorsal view. 



4. First instar. — Anterior part of head, showing excavation of na.<ale 



and completely closed mandibles. Compare fig. 24. 



5. First instar. — Lateral view. 



6. First instar. — Claw-shaped tarsus with two basal setae; /»i, and ?»-. 



muscles of claw-shaped tarsus. 



7. Second instar. — Dorsal view. Eight pair of abdominal spiracles. 



8. Second instar. — Lateral view. 



9. First instar. — End of abdomen, showing tracheal system and spiracles. 



10. Fourth instar. — Lateral view. Seven large abdominal spiracles. Pos- 



terior view of anal segment shown separately. 



11. Fifth instar. — Lateral view. Seven abdominal spiracles of medium 



size. 



12. Sixth instar. — Lateral view. Seven abdominal spiracles of medium 



size. 



