INSECTA TRANSVAALIENSIA. 69 



Deilephila idrieus, Boisd. Faun. Ent. Madag. p. 78, pi. s. fig. 5 (1833). 



Chmrocainpa idraux, Guen. Notes sur I'ile Keuniou, Lep. x^- 21 (1862). 



Chcerocampa idrieus, Boisd. Spec. Gen. Lepid. Heteroc. i. p. 282 (1875). 



Spliinx clio, Fabr. Ent. Syst. iii. I. p. 877, n. 65 (1798). 



Sphinx onothberina, Martyn, ' Psyche,' pi. xxii. figs. 58, 59 (1797). 



Chmrocamjia transfir/urata, Wallengr. Wien. ent. Monatscbr. vol. iv. p. 42 (1860). 



Basiothia medea, Kirby, Syn. Cat. Lepid. Heteroc. vol. i. p. 648(1892); Dist. Ann. Mag. Nat. Hist. (6) 



vol. xis. p. 579 (1897). 

 Larva. — Chmrocampa idrieus, Fawcett, Trans. Zool. Soc. Lond. vol. xv. p. 310, pi. xlix. fig. 1 (1901). 



Laeva. — Ground colour pale green ; each somite, from 4th to 10th, ivith a pair of triangular spots, brown 

 superiorly, yelloiu inferiorly, at its anterior edge. The pair of spots on 11th somite are lengthened into a 

 hrown and yelloiv streak, and end in the horn, which is brown, and sharp-pointed like a thorn. The pair of 

 spots on the 4th somite are larger than the remainder, and bear on their yellow area an oval black " eye "-like 

 spot tvith a ivhite pupil near its upper edge ; each spot has three minute white points on its brown area ; 

 spiracles ivhite ; a pinky-ivhite subspiracular line, and above is a collection of brown points at each intersection 

 of the somites. Head and claspers green, thoracic legs light brown (Fawcett). 



Hab. — Transvaal; Pretoria (Distant), Barberton (Eendall). — Natal; Durban (Ross). Delagoa Bay 

 (Junod). Sierra Leone (Coll. Dist.). 



In Natal the larva feeds on Spermacoce natalensis, Hochst., a common herb among the 

 grass on the veld. Period of pupation about twenty-three days (Favpcett). 



This is an abundant species at Pretoria, and one generally to be found round the electric 

 lights during the summer season. 



12. Basiothia schenki. (Tab. V., fig. 16.) 



Chmrocampa schenki, Moschler, Stett. Ent. Zeit. 1872, p. 389 ; Butl. Trans. Zool. Soc. Lond. vol. ix. p. 557 



(1876). 

 Theretra schenkii, Kirby, Syn. Cat. Lepid. Heteroc. vol. i. p. 652 (1892) ; Dist. Ann. Mag. Nat. Hist. (6) 



vol. six. p. 579 (1897). 



Hab.— Transvaal ; Pretoria (Distant), Johannesburg (Cregoe), Barberton (Eendall). — Natal; 

 Maritzburg (Coll. Dist.). 



Caught in the Transkei around the bloom of the Plumbago (Barrett). 



Genus HIPPOTION. 

 Hippotion, Hiibner, Verz. bek. Schmett. p. 135 (1822 ?) ; Moore, Lepid. Ceylon, ii. p. 16 (1882). 



13. Hippotion cajus. (Tab. VI., fig. 11.) 



Sphinx cajus, Cramer, Pap. Exot. ii. t. cxlvi. ?, fig. F (1777). 



Sphinx celmio, Esp. Ex. Schmett. ii. p. 208, pi. xxviii. fig. 2 (1782). 



Sphinx (jurdiiis, Stoll, Pap. Exot. iv. p. 147, pi. ccclxvii. fig. A (1782). 



Xylophanes cajus, Hiibn. Verz. bek. Schmett. p. 186 (1822?). 



Charoeampa cajus, Boisd. Spec. Gen. Lepid. Heteroc. vol. i. p. 245 (1875); Butl. Trans. Zool. Soc. Lond. 



vol. ix. p. 558 (1876) ; Kirby, Syn. Cat. Lepid. Heteroc. vol. i. p. 653 (1892). 

 Charocampa epicles, Boisd. Spec. Gen. Lepid. Heteroc. vol. i. p. 244 (1875). 

 Charocampa celasno, Butl. Trans. Zool. Soc. Lond. vol. ix. p. 558 (1876). 



Hab.— Transvaal ; northern Natal frontier (Coll. Dist.). — Eecorded by Butler from the Cape and 

 Zululand ; apparently distributed throughout southern Africa. 



