960 CHARLES PauL ALEXANDER 
Larvae 
1. Body appendages very long and filiform; aquatic 
Body appendages short, leaflike or tuberculate....... 3 \: 
2. Dorsal appendages all simple, on the terminal abdominal segments in a single row; de 
restrial on spermatophytic plants. .................-05 Cylindrotoma Macq. (p. ao 
Dorsal appendages with teeth on anterior convex side...................0.000 eee eee 
3. Some of the dorsal appendages with three or four teeth on anterior face; aquatic on 
eee tee tw ee 
JDOKO eR hoo Gio Wo-0'0-0°0 Gin 00100 D900 0 0-0; 0/0"ben10" 60.000, 0.010000 0.0'0r0 10. 100.0 6:0 
Triogma Schin. (p. 973) 
Dorsal appendages with ene (L. nodicornis) or two (L. glabrata) teeth. 
Pupae 
1. Basal abdominal tergites without spines............ 
Basal abdominal tergites with acute spines......... 
2. Mesonotum unarmed; segments 6 and 8 each with two powerful dorsal hooks; segment 
7 with a pair of strong ventral spines; pronotal breathing horns elongate, directed 
Iparckcwear ded ape etnies icteyaiaren eateeNeinan enre ete en many Tea sme Caran Phalacrocera Schin. (p. 961) 
Mesonotum with two flattened erect lobes; se 
horns small, directed slightly forward............ 
3. Abdominal spines branched 
Abdominal spines not branched 
Ce 
Inogma O. 8. (p. 969) 
gments 6, 7, and 8 naked; pronotal breathing 
aye ce Cylindrotoma Maca. (p. 965) 
Reais tans cos deiest auchede tana accoueiene ey leah Liogma (glabrata) (p. $69) 
Triogma (trisulcata) (p. 974) 
Hoe Liogma (nodicornis) (p. 971) 
The most important literature on the Cylindrotominae is as follows: 
General account of subfamily. Osten Sacken, 1897; Alexander, 1914:105-106; Malloch, 
1915-17 6: 210-211; Lenz, 1920 b: 113-115. 
Phalacrocera replicata... 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Phalacrocera replicata........ 
Cyindro'oma distinctissima... . 
Cylindrotoma distinctissima... . 
Cylindrotoma distinctissima... . 
Cylindrotoma distinctissima... . 
Cylindrotoma distinctissima... . 
Cylindrotoma distinctissima... . 
Cylindrotoma distinctissima... . 
Cylindrotoma splendens....... 
Liogma glabrata.............. 
Liogma glabrata... 1... cece ee 
. Larva, pupa, general... 
TGA Var cui acto eae 
Larva, pupa.......... 
Larva, pupa, general... 
Larva, pupa, general... 
Larva, general........ 
Larva, pupa, general... 
Larva, pupa, general... 
Generalhiner een aman 
TEA VA Re en nee 
Larva, pupa, general... 
Larva, pupa, general... 
Larva, general........ 
Generali vers 
. Miall and Shelford, 1897. 
De Geer, 1773; 1776: 135-141%351. 
Grube, 1868. 
Engel, 1884. 
Giard, 1895 b. 
Bengisson, 1897. (Morphology of 
larva.) 
(Mor- 
phology of larva and pupa.) 
Bengtsson, 1899. (Morphology of 
heart.) 
Holmgren, 1908. 
head.) 
Griinberg, 1910:32-35. 
Wesenberg-Lund, 1915:343-347. 
Lenz, 1920 b: 127-129. 
Schellenberg, 1803: 22-23. 
Boie, 1838: 234. 
Zeller, 1842. 
Schiner, 1864: 563. 
(Morphology of 
. Kaltenbach, 1874:7. 
Wesenberg-Lund, 1915:335 (as Tri- 
ogma). 
Lenz, 1920 b: 115-117. 
Cameron, 1918. 
De Rossi, 1876. 
Osten Sacken, 1878 a. 
