172 



Tullbergia collis Bacon 

 Tullhergia collis Bacon, P. C. jr. ent. and zool., vol. VI, pp. 



84-85. 



Description: Length — 1.5 mm. Width — .3 mm. Color — 

 White. Body — Long and slender, sparseh' covered with short 

 hairs, only two or three to a segment except at the posterior 

 end, where there are numerous long straight bristles ; segments 

 somewhat fused. Antennfe — Shorter than head, segments sub- 

 equal. Eyes — Wanting. Postantennal organ — Present, con- 

 sisting of a transverse groove with four rows of tubercles with 

 more than twenty in each row; around the outside in some 

 specimens there is a band of modified tubercles which surround 

 the organ. Pseudocelli — Present, one at the base of each 

 antenna, two on posterior end of head, two on each segment of 

 the body except the last one. Claws — One, stout, slightly 

 curved. Anal horns — Two, situated on papillfp which are sep- 

 arated at the base ; longer than the pa])ill{e and about the same 

 length as the claw. 



Habitat: This species was taken in the hills near Pomona 

 and Laguna Beach. This is the first time this genus has been 

 reported from the United States. 



Tullbergia n. sp. ? 



So far I have been unable to determine the species of this 

 specimen, it is probably new and may even be a new genus. 

 This species is very long and narrow and distinguished by the 

 four anal horns. 



Description : Length — 1-1.4 mm. Width — .16 mm. Color — ■ 

 White. Body — Very long and slender. Antennje — Shorter than 

 head, segments III and IV fused. Eyes — Wanting. Postan- 

 tennal organ — Transverse to the long axes of the body, large 

 and elliptical, elongated, com]iosed of very many minute papil- 

 late elements. Pseudocelli — Present, one at the base of each 

 antenna. Claws — One, unarmed. Anal horns — Four; the two 

 anterior ones are farther apart and shorter than the two pos- 

 terior ones ; over twice the length of the papillfe upon which 

 they are situated. Integument — Finely granular; body cov- 

 ered with short hairs, only two or three to a segment. 



Habitat: Under a rock in the Ganesha Hills; few. 



