1915] Wheeler and Williams — A^ew Zealand Glow-Worm 43 



1886. Hudson, G. V. A Luminous Insect Larva in New Zealand. Entomologist's 



Month. Mag., 1886, pp. 99, 100. 



1887. Hudson, G. V. On New Zealand Glow-worms. Trans, and Proc. New 



Zealand Inst., XIX, 1887, pp. 62-64, pi. VIA. 



1891. Hudson, G. V. The Habits and Life-history of the New Zealand Glow- 



worm. Trans, and Proc. New Zeal. Inst., XXIII, 1891, pp. 43-47, 

 pi. VIII. 



1892. Hudson, G. V, An Elementary Manual of New Zealand Entomology. 



London, West, Newman & Co., 1892. 



1886. Meyrick, E. A Luminous Insect Larva in New Zealand. Entomologist's 

 Month. Mag., 1886, pp. 266. 267. 



1849. Wahlberg, P. Merkwiirdiger Instinkt und Lichtentwicklung bei einer 

 Schwedischen Miickenart. Stettin. Ent. Zeitg. 1849, pp. 120-123. 



1891. SJcuse, F. A. A. Description of Bolitophila luminosa Skuse. Trans, and 

 Proc. New Zeal. Inst., XXIII, 1891, pp. 47-49. 



1902. Vaney, C. Contribution a I'Etude de Larves et des Metamorphoses des 

 Dipteres. Ann. de I'Univ. de Lyon, nouv. ser. 1, sc. med. fasc. 9. 1902. 



1886. Osten-Sacken, C. R. A Luminous Insect-Larva in New Zealand. Ento- 

 mologist's Month. Mag. 1886, pp. 133, 134 



EXPLANATION OF PLATE 3. 



Abbreviations used: AC, alimentary canal; M, muscle; MT, MT i, MT 4, portions 

 of Malpighian tubules forming photogenetic organ; OT, point of origin of Mal- 

 pighian tubules; R, reflector; S, slender, intermediate region of Malphigian tubule; 

 SG, salivary gland; T, trachea. 



Fig. 1. Full-grown larva of Bolitophila luminosa, from an alcoholic specimen; 

 lateral view. 



Fig. 2. Caudal third of body of larva, showing alimentary canal and Malpighian 

 tubules; ventral view. 



Fig. 3. Distal portion of Malpighian tubules modified to form photogenetic 

 organ; ventral view. 



Fig. 4. Cross-sections through Malpighian tubules; the smaller, upper section 

 from the region S, Fig. 2, the larger, lower one from a region much further forward. 



Fig. 5. Section of a piece of the fat-body from the last abdominal segment. 



Fig. 6. Cross-section through tips of photogenetic portions of two of the Mal- 

 pighian tubules. 



Fig. 7. Cross-section through the middle of all four of the Malpighian tubules 

 in the photogenetic region. The reflecting layer R is ventral. 



