Vol. 22(1)

July / Julio 1974

CONTENTS / CONTENIDOS

Sobre el género Colonnaria Rafinesque
Gómez P., L.D.

A revised chek list of the Tabanidae (Diptera) of Costa Rica
Hogue, C.L. & G.B. Fairchild

Two new species of cichlid fishes, Cichlasoma sajica and C. diquis, from southeastern Costa Rica
Bussing, W.A.

Sandy-beach fauna of the Pacific and Atlantic coasts of Costa Rica and Colombia
Dexter, Deborah M.

Presencia de un representante del género Nycterophilia Ferris, 1916 (Diptera:Streblidae) en Costa Rica
Jirón P., F. & F. Fallas B

Type localities for species of amphibians and reptiles described from Costa Rica
Savage, J.M.

The Pacific worm-eel, Myrophis vafer, in Nicaragua
Villa, Jaime

Additional observations on the behavior of a tropical forest dung beetle, Megathoposoma candezei (Coleoptera:Scarabaeidae)
Wille, A., E. Orozco, G. Fuentes & Emilia Solis

Pterobrycon myrnae, a remarkable new glandulocaudine characid fish from Costa Ric
Bussing, W.A.

Variación, coloración y estado sistemático del pez centroamericano Cichlasoma nicaraguense (Familia Cichlidae)
López, Myrna I.

Bionimics of black flies (Diptera: Simuliidae) in Costa Rica. I. Species biting man, with an epidemiological summary for the Western Hemisphere
Travis, B.V., M. Vargas V. & J.C. Swartzwelder