132 Journal New York Entomological Society. [Vol. xxvu. 



metathorax one-half as long as prothorax at middle. Wing pads of 

 meso- and metathorax extending beyond anterior margin of third 

 abdominal segment. Rostrum extending to between second pair of 

 legs. Sexes distinguishable in this stage. Hairs of legs more pro- 

 nounced. Markings of dark forms similar to those of preceding 

 stage. 



Fifth Nymphal Stage. — Length 4.6 mm. Width of head includ- 

 ing eyes 1.5 nim. Shape somewhat similar to that of fourth stage, 

 more elongate. Dark markings less pronounced, except dark band 

 on vertex of head. Antennae one-half width of head. Head similar 

 to that of preceding stage, more or less slightly sinuate in front. 

 Front and vertex finely pubescent. Pronotum at middle one and 

 one-half times the length of the head, transversely grooved on pos- 

 terior dorsal surface. Mesonotum extending posteriorly at middle 

 where it is broadly rounded, somewhat longer than pronotum. Meta- 

 notum one-half length of pronotum. Wing pads of meso- and meta- 

 thorax extending to third abdominal segment. Rostrum similar to 

 that of fourth stage. Hairs on body more pronounced than in 



preceding stage. 



. ♦ 



RECORDS AND DESCRIPTIONS OF NEOTROPICAL 

 CRANE-FLIES (TIPULID^, DIPTERA). I. 



By Charles P. Alexander, 



Urbana, III. 



During the past few years a number of collections of crane-flies 

 from various localities in South and Central America have been 

 available for study. Some of the more interesting new species are 

 discussed in the present article. In addition, the records of a few 

 species whose known range is greatly extended are also given, most 

 of them being South American forms that are now admitted to the 

 North American Fauna for the first time. 



The collections studied in this paper are as follows : 



Argentina, a small lot from Catamarca, through the kindness of 

 Sehor Pedro Jorgensen-Hansen. 



Colombia, a small collection from the Santa Marta region, taken 



