Pseudodolbina aequalis Rothschild & Jordan, 1903

Jiang, Zhuo-Heng, Yan, Ming, Wang, Jia-Xin & Hu, Shao-Ji, 2024, Review of the genus Pseudodolbina Rothschild, 1894, with the description of a new species from Yunnan, China (Lepidoptera: Sphingidae), Zootaxa 5523 (4), pp. 423-436 : 431

Pseudodolbina aequalis Rothschild & Jordan, 1903 [均ṁma天ḙ]

( Figures 11–12 )

Pseudodolbina aequalis Rothschild & Jordan, 1903 , Novit. Zool. 9 (suppl.): 101. TL: “Cherrapunji’” [Cherrapunjee, Khasi Hills, Meghalaya, India].

Diagnosis. Male ( Figure 11A–B ): Similar to P. fo, but upperside color of body and wings paler and more yellowish, the relative lengths of the apical pair of hindtibial spurs also in difference, these are equal in length in P. aequalis but those in P. fo, one is about one-third longer than the other. Forewing length slightly shorter than P. fo; upperside black zigzag lines in the medial area wider and darker than those of P. fo.

Female: Unknown.

Male genitalia ( Figure 12A–D ): Similar to those of P. fo, but uncus more curved and almost equal in length to the gnathos. Valva shorter and more rounded. Sacculus shorter and thicker than P. fo, with a harpe comprising two lobes of almost the same length. Phallus shorter and the transverse hook of anterior lobe thicker than that of P. fo.

Distribution. N.E. India (Meghalaya) ( Figure 16 ).

Figures

FIGURE 11. LECTOTYPE of Pseudodolbina aequalis, male. Cherrapunjee, Khasia Hills, Meghalaya, India. Photo by Alessandro Giusti, NHMUK. (A) Upperside; (B) underside; (C) labels. Scale bar = 10 mm. © The Trustees of the Natural History Museum, London, UK.

FIGURE 12. Male genitalia of Pseudodolbina aequalis, Cherrapunjee, Khasia Hills, Meghalaya, India. (A) Lateral view; (B) Right valve; (C) Phallus; (D) Anterior lobe of the process. © The Trustees of the Natural History Museum, London, UK (downloaded from Kitching, I.J. Sphingidae Taxonomic Inventory.http://sphingidae.myspecies.info/.Available online:(accessed on 3 June 2024)).

FIGURE 16. Distribution of species of genus Pseudodolbina. The blue dots indicate records of P. f. fo, the red dots indicate records of P. f. celator, the orange dots indicate records of P. aequalis, and the green dot indicates the type locality of P. yunnana sp. nov..