1. A new species of aulacospira from thailand (pulmonata- stylommatophora- pupillidae)
PONGRAT DUMRONGROJWATTANA1 AND SOMSAK PANHA 2*

2. Distribution and population status of the narrow-headed softshell turtle chitra spp. in thailand
WACHIRA KITIMASAK, KUMTHORN THIRAKHUPT, SITDHI BOONYARATPALIN3 AND DON L. MOLL

3. First record of the bumblebee catfish, leiocassis poecilopterus (valenciennes, 1840) from thailand
PASAKORN SAENJUNDAENG* AND CHAVALIT VIDTHAYANON

4. Interspecific feeding of a white-eye fledgling by a little spiderhunter
ANDREW J. PIERCE

5. New record of stingless bees (meliponini- trigona) in thailand
ATSALEK KLAKASIKORN, SIRIWAT WONGSIRI*, SUREERAT DEOWANISH AND ORAWAN DUANGPHAKDEE

6. Pedunculate barnacles of the symbiotic genus octolasmis (cirripedia- thoracica- poecilasmatidae) from the northern gulf of thailand
WILLIAM B. JEFFRIES*, HAROLD K. VORIS, PHAIBUL NAIYANETR AND SOMSAK PANHA

7. Ultrastructural changes in the ovarian follicular wall during oocyte growth in the nile tilapia, oreochromis niloticus linn.
JIRARACH SRIJUNNGAM*, NOPPADON KITANA, IAN P. CALLARD AND KINGKAEW WATTANASIRMKIT