Published June 21, 2024
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TABLE 1 in A new species of Dicranocentrus Schött (Collembola, Orchesellidae) from the Brazilian Pampa, with a key to the gracilis-group taxa
Authors/Creators
- 1. Department of Botany and Zoology, Biosciences Center, Federal University of Rio Grande do Norte (UFRN), Natal, RN, Brazil
- 2. Biodiversity and Biotechnology Research Group of North Center Piaui, Federal Institute of Education, Science and Technology of Piaui, Pedro II, PI, Brazil
- 3. Institut National De La Recherche Agronomique Clermont-Auvergne-Rhônes-Alpe, INRAE, Clermont-Ferrand, France
Description
TABLE 1. Morphological comparison between the species of the gracilis-group of Dicranocentrus.
| Body dark pigmented areas Ant. IV subapical bifurcated pin projection Smooth chaetae on Ant. I | Smooth chaetae on Ant. II Interocular chaetae | R 1 (reduced) | M 1 (M 2 triangle Basomedian N ° of chaetae (total)) Scales chaetae labial Internal External shape papillae Labral Dorsal head M 0 mac | Dorsal head – group P mac ** | Th. II | Th. III Dorsal Abd. I Abd. II mac trunk Abd. III central Abd. IV | Number Type chaetae Ten. Trochanteral organ chaetae Tibiotarsal smooth chaetae *** Tenent hair shape | Ungues apical tooth | Manubriual smooth chaetae | Total n ° N ° of rows spines Dental | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Species | ||||||||||||||||||||||||||||||
| D. pampaensis sp. nov. | Ant. II–IV, frontal head and tibiotarsi | + | 2 | 2 | 3 | S/- | C | S | 6–8 | 4 | R | R | +/- | 6–7 | 12 | 9 | 5 | 2 | 2 | 5 | 1 | C | ±70 | - | P | + | - | 45–64 | 3–5 | |
| D. albicephalus 16 | Ant. I–IV, trunk and proximal appendages | + | ? | ? | 3 | C | C | S | 6 | - | R | R | - | 5 | 12 | 9 | 5 | 2 | 2 | 5 | 1 | S | ±40 | + | A | - | ? | ±50 | 4–5 | |
| D. assimilis 2,5,8 | Ant. I–IV, frontal head, trunk with spots | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | ? | - | 6 | 11 | 9 | 3 | 2 | 1 | 4 | ? | ? | ? | + | A | - | - | - | - | |
| D. bidentatus 12,**** | Distal Ant. I–II, Ant. III–IV enterily, frontal head, spots on trunk, tibiotarsi | ? | ? | ? | ? | C | C | C | 12 | - | A | R | - | 1 | 10 | 6 | 3 | 2 | 2 | 4 | ? | ? | ≤42 | + | A | - | + | 18 | 1–2 | |
| D. capitaneus 13 | Distal Ant. I–II, frontal head, lateral trunk and legs | ? | ? | ? | 4–5 | ? | ? | ? | 9–11 | 5–8 | R | R | - | 5 | 13 | 9 | 5 | 2 | 3 | 5 | 1 | ? | ±100 | - | P | +/- | - | 46–59 | 3–4 | |
| D. colombiensis 5,9 | Distal Ant. Ib, IIb, entire Ant. III–IV, anterior head, tibiotarsi | + | ? | ? | ? | S | C | S | 7 | 6 | A | R | - | 4 | 12 | 9 | 5 | 2 | 2 | 5 | ? | ? | ? | - | A | - | - | ±45 | 4–5 | |
| D. cuprum 15 | Distal Ant. I–IV, head, trunk and proximal legs | + | ? | ? | 3 | S | S | S | 6 | - | R | R | - | 2 | 12 | 9 | 5 | 2 | 2 | 5 | 1 | C | ±70 | + | A | - | ? | ±50 | 2–4 | |
| D. deharvengi 10 | Ant. III–IV and legs | + | ? | ? | ? | C | C | C | 12–14 | - | A | A | - | 10 | 14– 15 | 10 | 6 | 2 | 2 | 6 | ? | ? | ? | - | P | + | - | - | - | |
| D. delamarei 8 | Ant. I–III, anterior head and distal legs | ? | ? | ? | ? | S | S | S | 9 | - | A | A | - | 4 | 12 | 10 | 5 | 2 | 2 | 5 | ? | ? | ? | - | P | - | -? | 10–14 | 1 | |
| D. edicitae 6 | Specimens depigmented | ? | ? | ? | 5 | ? | ? | ? | ? | ? | ? | ? | + | 4 | 12 | 7 | 4 | 2 | 2 | 4 | ? | ? | ? | ? | ? | ? | ? | ? | ? | |
......Continued on the next page
Notes
Published as part of Silva, Clécio Danilo Dias Da, Nunes, Rudy Camilo, Winck, Bruna Raquel & Bellini, Bruno Cavalcante, 2024, A new species of Dicranocentrus Schött (Collembola, Orchesellidae) from the Brazilian Pampa, with a key to the gracilis-group taxa, pp. 546 in Zootaxa 5471 (5) on page 546, DOI: 10.11646/zootaxa.5471.5.2, http://zenodo.org/record/12207514
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