Gomphodesmidae Cook 1896
Creators: name: Olsen, Sissel Anna
name: Rosenmejer, Trine
name: Enghoff, Henrik
Publisher: name: Zenodo
Year: 2020
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Diplopoda
Polydesmida
Gomphodesmidae
Emphysemastix
Emphysemastix dracarys

description: Key to species of Gomphodesmidae from the Udzungwa Mts   
 The key also includes Emphysemastix dracarys sp. nov. from Iringa town.   
 1. Sternal process of body ring 6 ca 1½ times as long as wide, with median apiculus (Fig. 5A). Postnodal telopodite with a subglobose enlargement along the outer curvature...(Genus Emphysemastix Hoffman, 1966).................................................................................................................................. 2   
 – Sternal process of body ring 6 different (the sternal process of Agrophogonus pusillokiellandi Olsen & Enghoff sp. nov. is broken in the unique holotype). Postnodal telopodite without a subglobose enlargement........................................................................................................................................ 3   
 2. Paxillus (mid-ventral process on body ring 15) triangular (as Fig. 4A). Nodal process M absent............................................................................... Emphysemastix dracarys Olsen & Enghoff sp. nov.   
 – Paxillus rounded. Nodal processes M and L both present................................................................................................................................................ Emphysemastix frampt Olsen & Enghoff sp. nov.   
 3. Sternal process on body ring 6 longer than wide with triangular tip (Fig. 5D). Nodal process M present, L absent. Gonopod telopodite making a hairpin bend, postnodal telopodite very long and straight, running close to and parallel with coxa (Fig. 13). Paracannular setae absent................................................................................. Pogoropsis prolixopes Rosenmejer & Enghoff gen. et sp. nov.   
– Sternal process of body ring 6 and postnodal telopodite different.................................................... 4  
 4. Sternal process of body ring 6 broad and flat, or triangular with rounded tip (Fig. 5 E–G). Nodal process M present...(Genus Pogoro Hoffman, 2005)........................................................................ 5   
 – Sternal process of body ring 6 more or less elongate, apically rounded (Fig. 5 B–C). Nodal process M absent...(Genus Agrophogonus Hoffman, 2005)............................. 7   
5. Enlarged tubercles on hypoproct projecting beyond edge of sclerite................................................ 6  
 – Tubercles on hypoproct not projecting beyond edge of sclerite............................................................................................................................................... Pogoro siren Rosenmejer & Enghoff sp. nov.   
 6. Two subapical lobes on postnodal telopodite, a triangular lateral lobe and an uncate mesal lobe (Fig. 7).............................................................................................. Pogoro scharffi Hoffman, 2005   
 – Only one subapical lobe, of a narrow triangular shape, on postnodal telopodite (Fig. 9)..................................................................... Pogoro alopias Rosenmejer & Enghoff sp. nov.   
 7. Postnodal telopodite short,flattened,laminate(Fig.19)… Agrophogonus mwanihana Hoffman, 2995   
 – Postnodal telopodite longer, slender, evenly attenuate to apex......................................................... 8   
 8. Postnodal telopodite very long, forming a subcircular ¾ loop, evenly curved, no sharp angular twist. (Fig. 18)............................................................ Agrophogonus hamulifer Olsen & Enghoff sp. nov.   
– Postnodal telopodite shorter, with a sharp twist in a dorsal direction, perpendicular to prefemoral region, not forming a ¾ circle (Fig. 21)............................................................................................ 9  
 9. Body width 8.7 mm. Nodal process C very long, slender and curved (Hoffman 2005: fig. 451)................................................................................................... Agrophogonus kiellandi Hoffman, 2005   
 – Body width 4.1 mm. Nodal process C shorter and less curved (Fig. 21)............................................................................................................. Agrophogonus pusillokiellandi Olsen & Enghoff sp. nov.
description: Published as part of Olsen, Sissel Anna, Rosenmejer, Trine & Enghoff, Henrik, 2020, A mountain of millipedes IX: Species of the family Gomphodesmidae from the Udzungwa Mountains, Tanzania (Diplopoda, Polydesmida), pp. 1-35 in European Journal of Taxonomy 675 on pages 6-7, DOI: 10.5852/ejt.2020.675, http://zenodo.org/record/3928326