关键词: 拟德国小蠊, 新记录种, 河南省

Abstract:

Objective　The investigate the species composition of cockroaches in and around the new campus of Zhengzhou University, and to identify the species of individuals. Methods　Cockroach adults, nymphs and eggs were collected from different locations such as the dormitories and canteens at the campus, which were placed in 95% ethanol and taken back to the laboratory. The species of these specimens were finally identified in accordance with the classification standards for the order Blattodea after morphological observation and internal anatomy. Results　All identified specimens belonged to two closely related species of a same genus of a same family, namely the  Blattella germanica  and  Blattella lituricollis. The dominant species was the B. germanica, and  B. lituricollis  was  the  first  record  in  Henan  province.  Conclusion　 The  relevant  authorities  shall  attach importance to the first discovery of B. lituricollis in Henan province and develop reasonable control and prevention strategies in a timely manner.

Key words: Blattella lituricollis, Newly recorded species, Henan province