Species: sirindhornae MARTIN, BUFFETAUT & SUTEETHORN, 1994
Etymology: In honor of Son Altesse, Royal Princess of Thailand.
Referred material:
SUTEETHORN, LE LOEUFF, BUFFETAUT, SUTEETHORN, TALUBMOOK, & CHONGLAKMANI, 2009
Locality: Ban Na Khrai locality, Khagwat, Kalasin Province, NE Thailand.
Horizon: Sao Khua Formation.
Biostratigraphy:
Age: Early Cretaceous.
Material:
SM K11-0092: Cervical rib. Note: With tooth marks.