Plate XVII 



Fig. 1. Tyrogatunus zeteki Park. Left eye, from holotyi^e male. Stippled 

 facets represent pigment present, or expanded; white facets repre- 

 sent pigment absent, or contracted. See text for detail. 



Fig. 2. Fustiger veracruzensis Park. Left eye, from holotype male. 



Fig. 3. Cylindrarctus longipalpis (LeConte). Right side of head. I, first 

 antennomere; a, flattened sensory area; b, antennal acetabulum; 

 c, translucent window between acetabulae; d, clypeus; e, labiiun; 

 f, mandible; g, stipes-palpifer of maxilla; h, first and second maxil- 

 lary palpomeres; i, gena; j, cervdcal constriction; k, occiput; 1, 

 vertex; m, front; n, vertexal fovea; o, antennal tubercle; p, com- 

 pound eye; q, vertexal spicule. 



Fig. 4. Hamotus (Hamotoides) : small median pronotal fovea, as found in 

 thomasi, veracruzensis, and jletcheri. 



Fig. 5. Hamotus {Hamotoides) : large median pronotal fovea, as found in 

 monachus and ejiectrae. 



Fig. 6. Hamotus {Hamotoides) ^/lomasi Park. Distal four antennomeres, from 

 male type. 



Fig. 7. Hamotus (Hamotoides) i^eracruzensis fletche7^i FRrk.Dii^tnliour Rnten- 

 nomeres. Contrast with Fig. 7, Plate. VI. 



Fig. 8. Hamotus [Hamotus] tibialis Raffray. Male, posterior femur. Modi- 

 fied from Raffray, 1904. 



Fig. 9. Hamotus (Hamotus) turalbus Park. Male, posterior femur. Modified 

 from Park, 1935. 



Intrageneric variation of male antennae in Neotropical Reichenbachia. 

 Figs. 10 to 16 after Raffray, 1904; Fig. 17 after Fletcher, 1928. 



Fig. 10. Reichenbachia grenadensis Raffray. 



Fig. 11. Reichenbachia sarcinaria Schaufuss. 



Fig. 12. Ventral surface of fifth antennomere, sarcinaria Schaufuss. 



Fig. 13. Ventral surface of fifth antennomere, callosa Raffray. 



Fig. 14. Ventral surface of fifth antennomere, falsa Raffray. 



Fig. 15. Reichenbachia globulosa Raffray. 



Fig. 16. Reichenbachia mexicana Raffray. 



Fig. 17. Reichenbachia carinifer Fletcher. 



