VI TABLE OF CONTENTS 



Article 



Casanowicz, I. M. The collection of ancient oriental seals in 

 the United States National Museum. No. 2630, pp. 1-23. 

 September 23, 1926^ 4 



Dyar, Harrison G., and Raymond C. Shannon. The North 

 American two-winged flies of the family Simuliidae. No. 



2636, pp. 1-54. February 25, 1927 ^ 10 



New species: ProsmiuUum onychodacUjlum, P. novum, P. magnum, 

 P. dicum, P. dicentum, P. exujens, P. pancerastes, EusimuUum 

 oUusum, E. caUidum, E. frisoni, E. cougar eenarum, E. dacotense, 

 E. minus, E. clarum, E. canonicolum, E. pugetense, E. alticolum, 

 SimuUum hydationis, 8. slossonae, S. venator, 8. piperi, 8. sayi, 

 8. perissum, 8. vandalicum, 8. jacumbae. 

 New race : EusimuUum mutatum permutatum. 

 New subspecies: 8imuUum decorum katmai. 

 Fisher, W. K. A new sea star of the genus Evasterias. No. 



2632, pp. 1-5. December 16, 1926^ 6 



New species: Evasterias echmosoma. 

 Harris, Halbert M. Distributional notes on some Neotropical 

 bugs of the family Nabidae, with description of a new 



species. No. 2647, pp. 1-4. November 10, 1926 ' 21 



New species: Nabis panamensis. 

 Hrdlicka, Ales. Catalogue of human crania in the United 

 States National Museum collections. The Algonkin and re- 

 lated Iroquois; Siouan, Caddoan, Salish and Sahaptin, Sho- 

 shonean, and Californian Indians. No. 2631, pp. 1-127. 



May 4, 1927 ' ^ 



Huene, F. R. von. Notes on the age of the continental Tri- 

 assic beds in North America with remarks on some fossil 



vertebrates. No. 2644, pp. 1-10. October 15, 1926 ^ 18 



Hung, See-Lu, A new species of fluke, Parametorchis novebo- 

 racensis, from the cat in the United States. No. 2627, pp. 



1-2. June 5, 1926 ^ 1 



New species : Parametorchis noveboracensis. 

 Kellogg, Remington. Kentriodon pernix, a Miocene por- 

 poise from Maryland. No. 2645, pp. 1-55. February 5, 

 1927 1 ^^ 



New genus : Kentriodon. 

 New species : Kentriodon pernix. 

 Kirk, Edwin. Cymbidium, a new genus of Silurian pen- 

 tameroid brachiopods from Alaska. No. 2649, pp. 1-5. 

 November 23, 1926^ 23 



New genus: Cymbidium. 



New species : Cymbidium acutum, C. retrorsum. 



* Date of publication. 



