TABLE 1 in Descriptions of the last instar larvae of Anotogaster chaoi Zhou, 1998 and Neallogaster annandalei (Fraser, 1923) from Erhai Lake Basin, Yunnan, China (Odonata: Cordulegastrids)

TABLE 1. Comparison of characters of known four cordulegastirds larvae from Erhai Lake Basin, Yunnan (instar F-0 and exuviae of A. chaoi (n=5), A. gregoryi (n=5), N. annandalei (n=10) and N. hermionae (n=10). CharacterA. chaoiA. gregoryiN. annandaleiN. hermionaeRatio lateral spine 8/segment 80.07–0.0800.09–0.130.056–0.062Ratio lateral spine 9/segment 90.09–0.110.09–0.120.09–0.150.09–0.12Number of palpal setae5545Number of long premental setae65 (rarely 6)44 (rarely 3)Number of short premental setae4 (rarely 5)5 (rarely 4)6 (rarely 5)3–4 (rarely 5)length gonapophyses of femaleend of S9end of S91/3 of S101/5 of S10