226 SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 1 37 



anterior portion of the head capsule, more magnified (the same lettering). 

 8, idem, a maxilla and portion of the labium. 



Plate 7 



Macrosiagon jerrugineum flabellatum F. i, adult. 2, larva of the ist phase, 

 jejune, ventral view. 3, idem, head and portion of the prothorax, ventral view 

 (A, antennae; L, labium; M, mandibles; N, maxillary stipites; O, ocelli; P, 

 maxillary palpi). 4, larva of the ist phase, replete, lateral view. 5, larva of the 

 2d phase, ventral view. 6, idem, head, frontal view (A, antennae ; M, mandibles ; 

 S, labrum). 7, idem, a tracheal spiracle of the 7th urite. 



Plate 8 



I, 2, Hoplocampa hrezns Klug, head, dorsal and lateral views. The gnathites 

 are not drawn. {A, antennae; B, paraclypeofrontal apodeme; CI, clypeofrontal 

 membrane; D, epistomal apodeme; E, invagination of the fore arms of the 

 tentorium; F, frons; G, cranial processes for the dorsal articulation of the 

 mandibles ; H, glenoid pit for the ventral articulation of the mandibles ; L, 

 labrum; A^, tentorial processes for the attachment of the extrinsic maxillary 

 muscles ; O, ocelli ; P, hypostomal apodeme ; Q, pleurostomal apodeme ; R, 

 diverging suture ; S, metopic suture ; T, fore arms of the tentorium ; U , post- 

 temporal furrow; Y, dorsal arms of the tentorium; Z, postoccipital apodeme). 

 3 to 5, Caliroa limacina Retz., larva, head, dorsal, lateral, and ventral views 

 (the lettering as above, plus /, hypostoma; J, foramen magnum; K, palate; 

 M, hypostomal process for the attachment of the muscles of the tentorium; 

 P, hypostomal suture; X, tentorial bar). 6, idem, head, thorax and ist four 

 urites, lateral view (S, atrophic tracheal spiracles of the metathorax ; Z, pro- 

 thoracic glandular prominences). 7, Janus compressus F., larva, head. Mandibles 

 are not drawn. (A, antennae; B, fore arms of the tentorium; C, clypeus; D, 

 diverging sutures; E, epistomal apodeme; FO, foramen magnum.) 8, idem, 

 labrum. 9, 10, idem, left and right mandible. 11, Pelmatopus mentiens Thoms., 

 larva, head, thorax, and ist two urites, lateral view. 12, Phyllotoma aceris 

 McLachl., distal portion of the left maxilla and prelabium, dorsal view {G, galea ; 

 LI, lacinia; S, maxillary stipes), 



Plate 9 



I to 3, Pelmatopus mentiens Thoms., larva, head, dorsal, lateral, and ventral 

 views. Mandibles are not drawn (the same lettering, plus V , maxillary cardines; 

 Z, cervical sclerites). 4, Phyllotoma microccphala Kl., larva, head, dorsal view 

 (the same lettering). 5, idem, mandible. 6, idem, mandible of the last larval 

 stage. 7, Fenusa ulmi Sund., larva, dorsal view of the head. Mandibles are 

 not drawn. (The same lettering.) 8, idem, portions of the prothorax and 

 mesothorax, ventral view {A, juxtapedal ambulacral areae; B, sternal areola 

 with sclerotized integument; Z, cervical sclerite). 9, 10, Fcnella nigrita Westw., 

 larva, head, dorsal and ventral views (the same lettering, plus V, occipital 

 process). 11, Phyllotoma aceris McLachl., larva, lateral view (the same letter- 

 ing). 12, idem, head, lateral view. 13, idem, portion of the head capsule with an 

 ocellus (O) and antenna {A). 14, idem, posterior portion of the head and 



