1922. j 



F. F. Laidlaw 



Indian Dragon flies. 



393 



Anisogomphus orites,' sp. nov. 



ic', 1 9- Shillong, Sept., 1919. T. B. Fletcher. (Type and allotype.) 

 " $ Flying along hedge away from water." 



Male. Head black save for a small spot on either side of 

 the upper lip, the bases of the mandibles, and a broad band across 

 the top of the frons from eye to eye. The markings are lemon 

 yellow. 



Prothorax black, marked with yellow on its hinder lobe. 



Synthorax with black dorsum, yellow mesothoracic collar 

 interrupted in the middle line. Dorsal bands meeting the collar 

 anteriorly, running close up to 

 the ante-alar sinuses, narrow, 

 regular, of a pale greenish-yellovv- 

 colour, confluent at their upper 

 extremities with a small rounded 

 spot on either side, the vestige of 

 the upper end of the ante-humeral 

 band, which is otherwise obso- 

 lete save for a fine line lying close 

 against the humeral suture at |. u; 

 about the middle of its length. 

 The black of the dorsum passes 

 on either side just beyond the humeral suture. The sides of the 

 thorax are greenish-yellow in colour with a narrow black band on 

 the first and second lateral sutures. The meso- and meta-notum 

 are whitish-yellow. 



Legs black ; the first pair of femora have a greenish-yellow 

 band on the extero-lateral surface. 



Abdomen black, of a particularly rich, almost velvety quality. 

 The first segment has a transverse mark of yellowish- white 

 dorsally. Segments 2-7 have each of them a dorsal, longitudinal 



'3- 



rax, 



nov. 



-Colour-pattern of syntho- 

 Anisogomphus orites. sp. 



V\g. r4. — Last six segments of abdomen of Anisogomphus orites, sp. nov., (? . 



band of the same colour, extending nearly, the whole length of the 

 segment but not quite reaching its apex. That on the second 

 segment is trilobed ; on segments 4-7 the bands are narrow and 

 linear, that on the seventh being the most conspicuous. The 

 sides of the first and second segments, including the oreillets, are 

 greenish-yellow, also a small basal lateral spot on the third. 



Upper anal appendages small, white in colour and aculeate. 

 Each carries on its ventral side a large, black process. This process 

 appears in side view almost triangular, attached above by its apex, 

 widening ventrally. Each is somewhat incurved so as to be visible 



1 opetTt)3= mountaineer. 



