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322 INSECTA SAUNDERSIANA. 
SarcopHaGca DERELICTA, Mas et Fem. 
Nigra, cano-tomentosa ; caput album; thoraw fusco trivittatus, scutelli 
disco fusco; abdomen cinereum, cano varium, apice rufo ; alis sub- 
cinereis. 
Black, with a hoary covering: head with a white covering; frontalia 
dull black, slightly widening from the eyelets to the feelers: palpi and 
feelers black: chest with three brown stripes; disk of the scutcheon brown : 
abdomen gray, with hoary reflections ; tip red: legs black: wings slightly 
gray ; veins black; prebrachial vein forming a hardly obtuse angle at its 
flexure, much bent inward near this, straight from thence to the tip which 
joins the tip of the cubital vein; lower cross-vein slightly bent inward near 
the base: alule white. Length of the body 2} lines; of the wings 44 
lines. 
Var. 8. Prebrachial vein not joining the cubital. 
Var. y. Prebrachial vein forming a very obtuse angle at its flexure. 
United ‘States. 
Note. ‘These three vars. may perhaps be three distinct species. 
SARCOPHAGA MACULOSA. 
Nigra ; caput argenteum ; thorax cano quadrivittatus ; abdomen e maculis 
argenteis quadrivittatum, apice rufo ; alis subcinerets. 
S. argyrostoma, Desv., differs from this species: by ils large size, and by 
the yellowish red tip of its abdomen. 
Black: head silvery white ; frontalia deep black, broad, widening from 
the eyelets to the feelers ; facialia deep black in the middle part, pale fawn- 
colour towards the epistoma: feelers black: chest with four hoary stripes : 
abdomen with four rows of silvery spots; tip rather dark red: wings very 
slightly gray : alule whitish with pale yellow borders: halteres tawny 
Length of the body 4} lines; of the wings 8 lines. 
Cape. 
