14 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. Ill 



dpr: Dorsal prongs : conspicuous prongs placed anterad to urogomphi 



in larvae of the subfamily Oestodinae (fig. 8, c). 

 ds: Dorsal epicranial sulcus (Hyslop and Boving, 1935, p. 50). 



dsse: Dorsosulcal setae (Hyslop and Boving, 1935, p. 50). 



e: Eye spot. 



cphr: Epipharyngeal rod. 



epla: Epicranial plate (= "parietal," Whitehead, 1932, p. 230; "gena," 



Lanchester, 1939, fig. i A, gen). (Roberts, 1921, p. 202.) 

 epm: Epimeron. 



cpst : Episternum. 



eiist: Eusternum. 



ex: Expanded medial margin of mandible (fig. 35, a). 



fcl: Frontoclypeal region (= "cephalic plate" of Roberts; "nasale 



and front" of Hyslop, 1917; "praefrons" of Subklew, 1934b). 

 fe: Femur (= "tibia," Lanchester, 1939, fig. 5 A, f). 



fil: "Filaments" (= "setae" auct.) : setalike filaments, sometimes 



branching, on hypopharynx, laciniae, and other surfaces in 



the preoral cavity (figs. 3, g; 4, c, /). 

 for: Foramen magnum (= "occipital foramen" auct.) : "The opening 



from the head into the neck" (Snodgrass, 1935, p. 127). 

 fs: Frontal suture. 



ga: Galea. 



gw. Gula : " . . . . the area between the anteriorly extended lower 



ends of the postoccipital suture lying behind a line drawn 



between the posterior tentorial pits" (Anderson, 1936, p. 5). 

 Iiph: Hypopharynx. 



hphb: Hypopharyngeal bracon : "A term introduced by A. D. Hopkins 



for a transverse brace between hypopharynx and the anterior 



part of the hypostomal margin" (Boving and Craighead, 



1931, p. 82). 

 Iiphr: Hypopharyngeal rod: "Rod between hypopharyngeal sclerome 



and frons near antenna" (Hyslop and Boving, 1935, p. 59). 

 hphsc: Hypopharyngeal sclerome (= "closing plate," Lanchester, 1939, 



p. 14). 

 hs: Hypostoma : the ventral margin of each epicranial plate, be- 



tween the ventral articulation of the mandible and the posterior 



tentorial pit. 

 iin: Impression (^ "muscular impression" of Schiodte, 1870). 



ipr: Inner or lower prong of urogomphus. 



lac: Lacinia. 



led: Dorsal lateroepicranial setae (Hyslop and Boving, 1935, p. 49). 



l^'v: Ventral lateroepicranial setae (Hyslop and Bdving, 1935, p. 49). 



%•■ Ligula. 



^Jw- Lateral impression. 



him: Longitudinal branch of impression. 



^^^- Laterosternite : a lateral sclerotization of the sternum distinct 



from a principal median sternite. 

 ^^0 I: Laterotergite I (= "paratergite" or "epipleuron") : "A lateral 



sclerotization of the dorsum distinct from a principal median 



tergite" (Snodgrass, 1935, p. 81). 



