Description of a new coastal Adota Casey (Coleoptera: Staphylinidae: Aleocharinae) species from Kamchatka Author Yoo, In-Seong Division of Restoration Research, Research Center for Endangered Species, National Institute of Ecology, Yeongyang 36531, Korea. Author Jung, Jong-Keun Department of Biology, Chungnam National University, Daejeon 34134, Korea. Author Ahn, Kee-Jeong Department of Biology, Chungnam National University, Daejeon 34134, Korea. text Zootaxa 2024 2024-04-09 5433 4 595 600 http://dx.doi.org/10.11646/zootaxa.5433.4.9 journal article 293447 10.11646/zootaxa.5433.4.9 7dc0a863-1a2c-4659-becd-f942e3c35966 1175-5326 10954721 F6BEF5D4-035E-49C0-B4EE-50F463408571

TABLE 1. Comparison of morphological characters among Adota kamchatkaensis Yoo and Ahn, sp. nov., A. ushio, and A. madida.

	Adota kamchatkaensis	Adota ushio	Adota madida
Body length	3.2–4.2 mm	2.2–3.2 mm	about 2.0 mm
Frons	without macroseta	with macrosetae	without macroseta
Antennomere 4	subquadrate (Fig. 2A)	transverse (fig. 44 in Lee et al. 2013)	transverse
Antennomere 9	subquadrate (Fig. 2A)	slightly transverse	transverse
Posterior margin tergite VIII of male	emarginate (Fig. 2B)	emarginate and crenate	emarginate
Posterior margin sternite VIII of male	without bifurcate setae (Fig. 2D)	without bifurcate setae	with bifurcate setae (fig. 8G in Sawada 1977)
Median lobe of aedeagus	narrower (Fig. 3F–H)	broader (fig. 50–52 in Lee et al. 2013)	broader (fig. 5H in 1977) Sawada
Spermatheca	duct longer and narrower (Fig. 3I)	duct shorter (fig. 53 in Lee et al. 2013)	duct longer and narrower (fig. 8L in Sawada 1977)