Genus Diplopodomyces W.Rossi & Balazuc

Revue de Mycologie (Paris) 41: 528 (Rossi & Balazuc 1977). ‒

Type species: D. callipodos W.Rossi & Balazuc ex W.Rossi

Brief description

Receptacle three-celled, with superposed cells I and II. Cell III lateral to cell II. Septum II-III vertical to oblique. Perithecium with four or five strongly unequal outer wall cells in each vertical row. The original description was extended by Santamaría et al. (2014). Six species.

Identification key to the Diplopodomyces species

1. Perithecium bearing one ligula-like protuberance..................................................................... ........................................................... D. liguliphorus Santam., Enghoff & Reboleira sp. nov.

− Perithecium without protuberances .................................................................................................. 2

2. Only one antheridium borne on the primary appendage .................................................................. 3

− Two or more functional antheridia on the primary appendage ......................................................... 4

3. Appendage bearing a single antheridium on the second cell; antheridium without supporting cell; on Lusitanipus Mauriès, 1978 and Cyphocallipus Verhoeff, 1909 (Callipodida) and Guadarramosoma Gilgado, Ledesma, Enghoff & Mauriès, 2017 ( Chordeumatida) ..................................................... D. lusitanipodos Santam., Enghoff & Reboleira

− Appendage bearing a single antheridium on the first cell. Antheridium with supporting cell. On Serboiulus (Julida) .......................................... D. coronatus Santam., Enghoff & Reboleira sp. nov.

4. Appendage consisting of five superposed cells. Two antheridia on the second cell. These antheridia and the distal part of the appendage oriented as the axes of a regular tetrahedron. On Callipus (Callipodida) ............................................................... D. callipodos W.Rossi & Balazuc ex W.Rossi

− Appendage consisting of more than seven cells. Usually more than two functional antheridia; when only two, not positioned together on the second cell of the appendage ........................................... 5

5. Dimorphic.Primaryappendagestronglybentlaterally,unbranchedorwithfewinconspicuousbranches on the distal part. On Lusitanipus (Callipodida) ......... ...... D. veneris Santam., Enghoff & Reboleira

− Not dimorphic. Primary appendage profusely ramified above the fourth cell. On Pachyiulus Berlese, 1883 (Julida) ...................................................... D. ramosus Santam., Enghoff & Reboleira sp. nov.