38 



BULLETIN 108, UNITED STATES NATIONAL MUSEUM. 



the first branch to costa ; the cubitus runs out nearly straight toward 

 tip of wing, not bending upward. 



Length, to tip of wings, 8.5 to 9 mm. (Fig. 24.) 

 Soldier. — Head black in front, reddish behind, rest of body brown- 

 ish yellow; legs pale yellowish, antennae nearly white, mandibles 

 black. Head short, heavy, from above about as broad as long, from 

 side about one and a third times longer than high ; in front is a large 

 cavity, margined by a ridge which rises on each side from in front 

 of the antennae ; from above, the head is bilobed in front ; the upper 

 surface is smooth, only faintly roughened in front toward the cavity; 

 mandibles, from side, not as long as height of head, each jaw bent 



near the middle and there showing 

 an outer hump, on the inner edge 

 beyond the bend there is on each 

 jaw a large tooth. Antennae 

 hardly as long as height of head, 

 1.3-jointed. Pronotum about 

 one-half as long as the head above, 

 less than twice as broad as long; 

 anterior margin angularly emarg- 

 inate, elevated; the lateral parts 

 slightly rugose, posterior sides 

 rounded into the convex hind 

 margin. 



Lengtli, 3.5 to 4.5 mm. (Fig. 

 23, 1 and 2.) 



Occurs only in Florida, being 

 found on both the mainland and off- 

 shore reefs. Adam Key (coral reef) ; 

 Long and Paradise Keys, in the 

 Lower Everglades, C o c o a n u t 

 Grove, all in Dade County; Palm 

 Beach; Kissimmee, in Osceola County; along the Indian River near 

 the Sebastian River; and as far north as Haw Creek, in St. John 

 County. (Fig. 25.) 



CRYPTOTERMES INFUMATUS, new species. 



Winged. — Head chestnut brown, paler in front and below ; antennae 

 slightly bro^vnish; pronotum very dark, rich shining bro-wai, almost 

 black; femora and tibia chestnut brown, tarsi paler; abdomen chest- 

 nut brown. Wings brownish, costal vein darker. Eye circular, a 

 little more than its diameter from lower margin of head ; ocelli rather 

 elongate, close to eye; antennae broken; first joint moderateh' long, 

 second and third joints not much shorter than others, gradually longer 

 and larger. Pronotum hardly twice as broad as long, broadest in 



Fig. 



25.— Distribution of Cryptotermes 

 cavifrons. 



