TABLE OF WING CELLS AND VEINS
O, 1.—Costal Cell (undivided), or Costal Areolet.
O, 1a1.—The Humeral Cell }
O, 1a2.—Second Costal Cell } Costal Cell, when divided.
O, 1b.—Subcostal Cell }
O, 2.—Marginal Cell (resting on V, 2).
O, 3.—Submarginal Cell (resting on V, 3).
O, 41.—Cell resting on 41 (the 1st part of V, 4), a "basal" cell.
O, 42.—Cell resting on 42 (the 2nd part of V, 4).
O, 4b.—Cell resting on 4b (a lower branch of V, 4).
O, 51.—Cell resting on 51 (the 1st part of V, 5), a "basal" cell.
O, 52.—Cell resting on 52 (the 2nd part of V, 5), a "discal" cell.
O, 53.—Cell resting on 53 (the 3rd part of V, 5), a "marginal" cell.
O, 6.—The Anal Cell.
O, 7.—The Axillary Cell.
O, 8.—The Subaxillary Cell.
O, 9.—The Alula, or Axillary Lobe.
V, c (or C).—The Costal Vein, or Costa, bounding the front Margin.
V, c1a.—Part of the Costa (often ciliated and spined) reaching to the end of V, 1a.
V, 1a.—The upper branch of the V, 1.
V, 1b.—The lower branch of the V, 1.
V, 2.—Second (longitudinal) Vein.
V, 2b.—Lower branch of V, 2.
V, 3.—Third or Cubital Vein.
V, s.—The "Vena Spuria," a thickening of the wing (characteristic of Syrphidæ), an imperfect V between V, 3 and V, 4 crossing X, 4.
V, h.—A "Hang" V (or Appendix) a more or less irregular incomplete V.
V, 4.—Fourth Vein, often much branching.
V, 5.—Fifth Vein.
V, 6.—The Anal Vein.
V, 7.—The Axillary Vein.
X, 1a.—The Humeral Cross-vein, connecting V, 1a to V, c.
X, 1b.—The Subcostal X-vein, connecting V, 1b to V, 1a.
X, 2.—Cross-vein connecting V, 2 to V, 1b.
X, 4.—Discal, Middle, or Central X-vein.
X, 51.—Lower Cross-vein, connecting V, 51 to V, 4.
X, 52.—Lower Marginal Cross-vein, connecting V, 52 to V, 4 (or to some branch of V, 4).
X, 6.—Anal Cross-vein.
GLOSSARY OF TERMS WITH INDEX
REFERENCES
- Abdomen D
- Acrostichal B, I
- Alar frena B, I (12-12)
- Alula, or Axillary lobe O, 9
- Anal Vein V, 6
- Antennæ, or Horns A, IV
- Anus D, II
- Apical Region C, II
- Arista, or Seta [plate III] A, IV (6)
- Axillary Vein V, 7
- Basal Region C, II
- Breast, or Sternum B, III
- Bristles, Spines, Hair, etc. E
- Calcar, Spur, or Thorn E
- Cells of Wings, or Areolets O
- Cheeks or Genæ A, VI
- Costa V, c
- Coxæ, or body-joints C, I (1)
- Cubital Vein V, 3
- Dorsum [plate VI] B, I
- Empodium, claws and pads C, I (11)
- Eye Margin A, III (7)
- Face and Facialia A, V
- Femora, or Thighs C, I (3)
- Forceps [plate VI, fig. 17]
- Frons A, III
- Frontal Lunule [plate VII, 5] A, III (3)
- Frontal Stripe A, III (1)
- Frontal Suture A, IV
- Halteres C, III
- Hang Vein, or Appendix V, h
- Hypo-pleura B, III (6)
- Jowls A, VII
- Knees C, I (10)
- Meso-pleura B, III (2)
- Meta Notum B, IV
- Meta-pleura B, III (4)
- Meta-tarsus C, I (5)
- Mouth A, VIII
- Mystax A, V (3)
- O = Cell of wing C, II
- Ocelli A, I (2)
- Ocellar Triangle A, I (1)
- Orbits A, I (7) and A, III (2)
- Palpi A, VIII (4)
- Peristome A, VIII (1)
- Pleuræ, or Side regions B, II
- Proboscis A, VIII (3)
- Prothorax B, III (1)
- Ptero-pleura B, III (3)
- Scutellum B, I (6)
- Scutellar Bridges B, I (11-11)
- Shoulders or Humeri [plate VI, 40] B, I (1-1)
- Squamæ, or Calyptræ C, IV
- Sterno-pleura B, III (5)
- Stigma of Pleura B, III (2)
- Stigma of Wing C, II
- Stripe or Band F
- Sutures A, IV, and B, I
- Tarsi, or Tarsal (foot) Joints C, I (5-9)
- Tibiæ, or Shins C, I (4)
- Thorax B
- Trochanter C, I (2)
- V = longitudinal Veins C, II
- Vena Spuria V, s
- Vertex, or Crown A, I
- Vibrissæ, or Mouth Bristles A, VIII (2)
- X = Cross-Veins of Wings C, II