LIST OF ILLUSTRATIONS XI 



Description op a new species of gecko fkom Tanganyika 



TERRITORY, ApRICA 



By Arthur Loveridge 



Facing page 



1. Lygodactylus manni, type 1 



Synopsis op pentatomid bugs of the subfamilies Megaridinae 



AND CaNOPINAE 



By W. L. McAtee and J. R. Malloch 



1. Structural details of Megaridinae 22 



2. Structural details of Canopinae and Coptosomatinae 22 



TEXT FIGURES 

 Description of Ancylostoma pluridentatum, a hookworm of 



CARNIVORES, AND A REVIEW OF THE GENUS AnCYLOSTOMA 



By Benjamin Schwartz 



Page 

 1-6. Ancylostoma pluridentatum Alessandrini, 1905. 1, Buccal capsule; 

 2, posterior end of female; 3, anterior portion of worm; 4, pair 

 of ventral teeth; 5, bursa of male (somewhat diagrammatic); 6, 

 region of cloacal opening showing spicules, a., anus; c .p., cervical 

 papillae; d., dorsal ray; e. d., externo-dorsal ray; e. I., externo- 

 lateral ray; int., intestine; I. v., lateral-ventral ray; m. I., medio- 

 lateral ray; n. r., nerve ring; p. L, postero-lateral ray; v. v., ventro- 

 ventral ray 5 



ReDESCRIPTION OF TYPES OF AMERICAN MUSCOID FLIES IN THE 

 COLLECTION OF THE ViENNA NATURAL HiSTORY MuSEUM WITH 

 INCIDENTAL NOTES 



By J. M. Aldrich 



1. Neomintho macilenta Wiedemann 21 



2. Phorocera heros Schiner 21 



3. Pseudodexia eques Wiedemann 29 



New SPECIES of two-winged flies of the family Cyrtidae, 



WITH A new genus FROM THE PHILIPPINES 



By J. M. Aldrich 



1. Rhysogaster implicata, new species. Abdomen, ventral view T. Ter- 



gite. S. Sternite 3 



2. Rhysogaster implicata. Wing 4 



ROSSITE and METAROSSITE, two new vanadates FROM COLORADO 



By William F. Foshag and Frank L. Hess 



1. A and B. Crystal habit of rossite 7 



2. Twin crystal of rossite 8 



Miscellaneous notes and descriptions of Ichneumon-flies 

 By R. A. Cushman 



1. Trichestema helcostizoides Cushman 9 



2. Phrudus dakota Cushman. _^ 18 



