Aristovia daniili Storozhenko & Gröhn, 2023

STOROZHENKO, SERGEY YU. & GRÖHN, CARSTEN, 2023, A new family of grylloblattids (Insecta: Grylloblattida) from mid-Cretaceous Burmese amber, Palaeoentomology 6 (2), pp. 165-173 : 167-168

Aristovia daniili Storozhenko & Gröhn sp. nov.

( Figs 1–4 )

Holotype. Adult female, GPIH no. 5084, CCGG no. 11293, stored at the Geology and Palaeontology Museum of the University of Hamburg, Germany.

Material. Amber piece of irregular rectangular shape, from left and rear edges widely rounded, approximately 30 × 25 × 8 mm, more or less flat from above and below (directions given according to the position of holotype); transparent. Inclusion includes holotype of new species and fragments of plant debris and insects. The specimen is located in dorsal position, almost intact, but the abdomen is lost, all wings are in resting position, and a few eggs are present ( Figs 1 , 2 ).

Etymology. The new species is named in honor of our friend and colleague Daniil Aristov who acquainted us with the study of this species.

Diagnosis. As for the genus.

Type locality and horizon. Hukawng Valley, Kachin State, northern Myanmar; lowermost Cenomanian, mid-Cretaceous.

Description. Body brown. Mandibles, lacinia and maxillary palp blackish brown, galea brown, antennae black. Pronotum light brown. Wings transparent with brown veins. Legs brown, claws light brown. Eggs black with narrow light stripes along longitudinal ridges.

Figures

FIGURE 1. Aristovia daniili gen et sp. nov., photograph of holotype. A, Habitus, dorsal view. B, The same, ventral view. Scale bars = 5 mm.

FIGURE 2. Aristovia daniili gen et sp. nov., photograph of holotype. A, Head and pronotum, dorsal view. B, Eggs, ventral view. Photograph by D.E. Shcherbakov. Reproduced with author’s permission. Scale bars = 1 mm.

FIGURE 3. Aristovia daniili gen et sp. nov., sketch drawing of holotype. A, Body, dorsal view. B, The same, ventral view. C, Right forewing. D, Combined drawing of right and left hind wings. Scale bars: A, B = 5 mm; C, D = 3 mm.

FIGURE 4. Aristovia daniili gen et sp. nov., sketch drawing of holotype. A, Head and pronotum, dorsal view. B, Left lacinia, ventral view. C. Mid tibia and tarsus, lateral view. D, Hind leg, lateral view. E, Egg, dorsal view. F, The same, lateral view. Scale bars = 1 mm.