Cacuminostreptus

Mwabvu, Tarombera, Hamer, Michelle, Slotow, Rob & Barraclough, David, 2010, A revision of the taxonomy and distribution of Archispirostreptus Silvestri 1895 (Diplopoda, Spirostreptida, Spirostreptidae), and description of a new spirostreptid genus with three new species, Zootaxa 2567, pp. 1-49 : 43

publication ID

https://doi.org/10.5281/zenodo.197288

persistent identifier

https://treatment.plazi.org/id/080E878B-1C4A-7735-FF14-4B4B2DC07CA2

treatment provided by

Plazi (2016-04-10 05:01:11, last updated 2019-09-26 20:59:40)

scientific name

Cacuminostreptus
status

 

Key to the species of Cacuminostreptus based on male gonopods

1. Apical metaplical process triangular ( Fig. 13 a View FIGURE 13 a, b ) ............................................................................... triangulatus sp. n.

- Apical metaplical process not triangular ...................................................................................................................... 2

2. Oral fold of apical metaplical process longer and narrower than aboral fold; distally oral fold deflected laterally ( Fig. 11 a View FIGURE 11 a, b ) ...................................................................................................................................................................... conatus

- Oral fold of apical metaplical process not longer than aboral fold; distally oral fold not deflected laterally ............. 3

3. Lateral margins of metaplicae strongly convex; apex of apical metaplical process concave and straight laterally, with small lateral and medial horns apically ( Figs 12 a, 12 b View FIGURE 12 a, b ) ................................................................... mazowensis sp. n.

- Lateral margins of metaplicae not strongly convex; apex of apical metaplical process flat and convex laterally, with- out lateral and medial horns apically ( Figs 14 a, 14 b View FIGURE 14 a, b ) ....................................................................... vumbaensis sp. n.

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FIGURE 13 a, b. Cacuminostreptus triangulatus (NMZ / D 568). a, oral view of gonopods; b, aboral view of gonopods.

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FIGURE 11 a, b. Cacuminostreptus conatus (NMZ / D 844). a, oral view of gonopods (without left telopodite); b, aboral view of gonopods.

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FIGURE 12 a, b. Cacuminostreptus mazowensis (NMSA 21970). a, oral view of gonopods (without left telopodite); b, aboral view of gonopods.

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FIGURE 14 a, b. Cacuminostreptus vumbaensis (NMZ / D 602). a, oral view of gonopods (without left telopodite); b, aboral view of gonopods.