Eosentomon tokui Imadaté

Nakamura, Osami, 2010, Taxonomic revision of the family Eosentomidae (Hexapoda: Protura) from Japan 2701, Zootaxa 2701, pp. 1-109 : 97-98

Eosentomon tokui Imadaté

Fig. 54

Eosentomon tokui Imadaté, 1974a: 597 , figs. 1–2; Imadaté, 1974b: 328, figs. 178–179. Specimens examined. Specimens deposited in NSMT: two females, NSMT–Ap 77, Kamishishiori, Kesennumashi, Miyagi Prefecture, 27-XI-1971, T. Watanabe leg. (same data as for the holotype); two females, same data as for the holotype (No.0086 2 in Imadaté’s Proturan Collection).

Additions to description. On head, setae m4 present, aa and pa absent, sensilla as and ps present ( Fig. 54A); seta sp 1.4–1.5 times longer than p; sensilla pp rudimentary. Labral setae present. Seta rs inflated, equal to sr in length ( Fig. 54B). On maxillary palpus ( Fig. 54C) sensillum md slightly longer then ml. On galea ( Fig. 54D) digit O longer than M and I; M slightly shorter than or as long as I. Mandible with two teeth ( Fig. 54E). On hind tarsus ( Fig. 54F) D2 and D4 spine-like, D4 slightly more slender than D2. Tracheal camerae contracted distally ( Fig. 54G). Central lobe slightly sinuate ( Fig. 54H). Laterostigmata II–IV large ( Fig. 54I), II with a central spot, III–IV with no inner structure; that on V small. On abdominal tergite VIII ( Fig. 54J) P1a' without basal dilatation and anterior to P2; P2a linear.

Remarks. The holotype was not found in the collection of NSMT; hence, topotype specimens were examined.

Distribution. Japan (Honshu)