Stenaptinus jessoensis (Morawitz)

Frank, Howard, Erwin, Terry & Hemenway, Robert, 2009, Economically Beneficial Ground Beetles. The specialized predators Pheropsophus aequinoctialis (L.) and Stenaptinus jessoensis (Morawitz): Their laboratory behavior and descriptions of immature stages (Coleoptera: Carabidae: Brachininae), ZooKeys 14 (14), pp. 1-36 : 15-17

publication ID

https://doi.org/ 10.3897/zookeys.14.188

DOI

https://doi.org/10.5281/zenodo.3792090

persistent identifier

https://treatment.plazi.org/id/F870F11E-FFA7-8433-33C0-938702CFA6C0

treatment provided by

Plazi

scientific name

Stenaptinus jessoensis (Morawitz)
status

 

Stenaptinus jessoensis (Morawitz) View in CoL

EGG ( Fig. 4 View Figure 4 ). White. Rectangulate with moderately rounded apices. Surface with numerous small perforations; micropore ill-defined, slightly raised.

INSTAR I. Form. ( Fig. 5 View Figure 5 ) Campodeiform planidium; head relatively large compared to prothorax, eyes absent. Frontale with single-tooth egg-burster near base of head on frontale. Body markedly setiferous throughout dorsally; regular fixed setae ventrally. Segment X (PY): sternite ( Figs. 5 View Figure 5 , 13 View Figures 12-13. 12 ) with two large serrated recurved teeth, serrations on distal margin and with seta PY7 markedly long, stout and curved posteriorly. Urogomphi ( Figs. 12, 13 View Figures 12-13. 12 ) each a small fleshy blunt knob with numerous spicules. Th ese are not well illustrated in Habu and Sadanaga (1969, p. 176).

Coloration. Mostly white color with slightly creamy-colored head capsule and apical abdominal segments; mandibles slightly darkened toward the tips.

Chaetotaxy. Head. ( Figs. 6, 7 View Figures 6-7. 6 ) Frontale ( Fig. 6 View Figures 6-7. 6 ) with 8 setae (FR1 – FR5, FR7, FR10 – FR11; FR6 replaced by pore, FR8 & FR9 missing) and 6 pores (FRa – FRf) each side. Parietale ( Figs. 5 View Figure 5 , 6, 7 View Figures 6-7. 6 ) with 31 setae (PA1 – PA31) and 17 pores (PAa – PAr; pore e absent) each side. Antenna ( Figs. 5 View Figure 5 , 6 View Figures 6-7. 6 ): antennomere 1 with 4 pores (ANa – ANd); antennomere 2 with 3 pores (ANh – ANj); antennomere 3 with 3 setae (AN1 – AN3), no pores, and 2 small sensilla near apex of sensorial appendage ( Fig. 6 View Figures 6-7. 6 ); antennomere 4 with 4 setae (AN4 – AN7) and 1 pore (ANg) and 2 small apical sensilla ( Figs. 5 View Figure 5 , 6 View Figures 6-7. 6 ). Mandible ( Figs. 5 View Figure 5 , 6 View Figures 6-7. 6 ) with 1 seta (MN1) and 3 pores (MNa – MNc). Labium ( Fig. 7 View Figures 6-7. 6 ): prementum with 2 setae (LA1 – LA2) and 1 pore (LAa) on each side ventrally; palpomere 1 with 1 pore (LAb); palpomere 2 and 3 without pores. Maxilla ( Figs. 5 View Figure 5 , 7 View Figures 6-7. 6 ): cardo partially fused with stipes, with 1 seta ( MX 1); stipes with 6 setae ( MX 2 – MX 7) and 3 pores (MXa – MXc), MX 6 articulated; lacinia ( Fig. 7 View Figures 6-7. 6 ) with 2 setae ( MX 7, MX 9); galeomere 1 with 1 seta ( MX 10) and one pore (MXd); galeomere 2 with neither setae or pores; galeomere 3 with one pore (MXg); maxillary palpomeres without visible sensory features.

Thorax. Prothorax: Notum ( Figs. 5 View Figure 5 , 8 View Figures 8-11. 8 ) with 14 major “ancestral” setae (PR 1 – PR 14) and numerous auxiliary setae (not labeled), PR 1 absent, and 12 pores (PRa – PRl) on each side. Epimeron ( Fig. 5 View Figure 5 ) with 1 seta (PL1), and 2 pores (PLa – PLb) on each side. Episternum ( Fig. 5 View Figure 5 ) with 1 seta (ES1) and no pores. Trochantin ( Fig. 9 View Figures 8-11. 8 ) with 5 setae (TS1 – TS5). Prosternite ( Fig. 9 View Figures 8-11. 8 ) with 1 seta (PS1), gPS present with 3 setae and 2 pores each side.

Mesothorax and metathorax: Notum ( Figs. 5 View Figure 5 , 8 View Figures 8-11. 8 ) with 14 “ancestral” setae (ME1 – ME14), numerous auxiliary setae (not labeled), and 7 pores (MEa – MEg) on each side. Episternum ( Fig. 9 View Figures 8-11. 8 ) with 3 setae (ES1, ES5, ES6) and no pores. Trochantin ( Fig. 9 View Figures 8-11. 8 ) with 5 setae (TS1– TS5). Epimeron ( Fig. 9 View Figures 8-11. 8 ) with 1 seta (EM1). Sternum ( Fig. 9 View Figures 8-11. 8 ) with 1 seta (MS1) each side.

Abdomen. Figs. 5 View Figure 5 , 10, 11 View Figures 8-11. 8 , 12, 13 View Figures 12-13. 12 . Tergite I ( Fig. 5 View Figure 5 , 10 View Figures 8-11. 8 ) with 10 “ancestral” setae (TE1 – TE10) and numerous auxiliary setae (not labeled), and 3 “ancestral” pores (TEb – TE d) and 5 auxiliary pores (not labeled) each side. Tergites II – VIII as in Tergite I. Tergite IX, X and urogomphi ( Fig. 12 View Figures 12-13. 12 ), IX with 4 setae (UR1 – UR4) and no pores. Epipleurite IX ( Fig. 12 View Figures 12-13. 12 ) with 2 setae (EP1 – EP2) and no pores. Hypopleurite VII ( Fig. 12 View Figures 12-13. 12 ) with 2 setae (HY1 – HY2) and no pores. Segment VII sternite ( Fig. 13 View Figures 12-13. 12 ) with 5 setae (ST1 – ST5) each side and no pores. Segment IX sternite ( Fig. 13 View Figures 12-13. 12 ) with 3 setae (ST1 – ST3) each side and no pores. Segment X (PY) sternite ( Fig. 13 View Figures 12-13. 12 ) with 1 markedly arcuate seta (ST1) each side, no pores. Medially with two close-spaced serrated and recurved teeth ( Figs. 5 View Figure 5 , 13 View Figures 12-13. 12 ).

Legs. ( Fig. 14 View Figure 14 ). All legs stout, similar in proportions and setation; anterior leg (top) slightly shorter than middle and posterior (bottom) ones. Coxa with 9 setae (ancestral CO1 – CO17, with CO1-6, 15, 16 absent, and 7 pores (COa-c, e-h, f-h not ancestral). Trochanter with 8 setae (TR1 – TR8) and no pores. Femur with 6 setae (FE1 – FE6) and 2 pores FEa and FEb. Tibia with 6 setae (TI1 and TI3 – TI7) with TI2 absent, and no pores. Tarsus with 1 constant seta (TA1) and one pore. Claws simple, with no setae or tooth, symmetrical in shape and size.

INSTAR III. Form. Hypermetamorphic stage 3rd instar (see Habu and Sadanaga, 1965, for description and illustrations).

PUPA. Not described.

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Carabidae

Genus

Stenaptinus

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