Pseudotremia

Shear, William A., 2008, Cave millipeds of the United States. VII. New species and records of the genus Pseudotremia Cope. I. Species from West Virginia, USA (Diplopoda, Chordeumatida, Cleidogonidae), Zootaxa 1764, pp. 53-65 : 55-56

Key to species of Pseudotremia in West Virginia (males required)

1a. Unpigmented species, 20 mm long or less.................................................................................................2.

1b. Pigmented species, longer than 20 mm ......................................................................................................4.

2a. Less than 10 ocelli in each eyepatch...........................................................................................................3.

2b. About 17 ocelli in each eyepatch .................................................................................... schneiderae , n. sp.

3a. Dorsal colpocoxite process of gonopods very large, saber-like, protruding between angiocoxites; colpo- coxites deeply separated ...................................................................................................... fulgida Loomis.

3b. Dorsal colpocoxite process shorter, not protruding between angiocoxites, colpocoxites fused for most of their length ......................................................................................................................... lusciosa Loomis.

4a. Less than 25 mm long, pigmentation light, ocelli 17 or fewer ................................................ armesi Shear.

4b. More than 25 mm long (usually more than 30 mm long), pigmentation darker, more than 17 ocelli........5.

5a. Gonopods without colpocoxite processes...................................................................................................6.

5b. Gonopods with colpocoxite processes, dorsal one narrow, curved, acute..................................................7.

6a. Lateral angiocoxite branches divided ................................................................................ princeps Loomis.

6b. Lateral angiocoxite branches not divided ......................................................................... simulans Loomis.

7a. Subapical spine of median angiocoxite branch very long, erect, as long as branch, lateral angiocoxite branch divided or not .......................................................................................................... hobbsi Hoffman.

7b. Subapical spine short, usually directed toward midline, lateral angiocoxite branch divided.....................8.

8a. ‘In addition to subapical spine, apex of median angiocoxite is drawn out into a long, acute spine............... .................................................................................................................................................. handi , n. sp.

8b. Apex of median angiocoxite rounded, without spine.................................................................................9.

9a. Ventral colpocoxite process massive, protruding between angiocoxites ................................... fongi , n. sp.

9b. Ventral colpocoxite process smaller, not extending between angiocoxites................................................9.

10a. Ventral division of lateral angiocoxite branch short, simple, strongly retrorse, ventral colpocoxite process in ventral view with a row of small, even teeth ......................................................................... tsuga Shear.

10b. Not as above; lateral angiocoxite branch extremely broad, ventral division complex, with teeth, ventral colpocoxite process in ventral view arcuate ............................................................................. kerboi n. sp.