Taxonomic review of the slender mouse opossums of the “ Parvidens ” group from Brazil (Didelphimorphia: Didelphidae: Marmosops), with description of a new species Author Ferreira, Claudilívia Laboratório de Mastozoologia, Instituto de Biociências, Universidade Federal de Mato Grosso, Av. Fernando Corrêa da Costa, 2367, Cuiabá, Mato Grosso 78060 - 900, Brazil & claudiliviafs @ gmail. com; https: // orcid. org / 0000 - 0003 - 3306 - 023 X & Programa de Pós-Graduação em Zoologia, Instituto de Biociências, Universidade Federal de Mato Grosso, Cuiabá, Mato Grosso, Brazil Author Oliveira, Ana Cristina Mendes De Laboratório de Ecologia e Zoologia de Vertebrados - Mastozoologia, ICB, Universidade Federal do Pará, Belém, Pará, Brazil cris. mastozoologia @ gmail. com; https: // orcid. org / 0000 - 0002 - 7863 - 9678 Author Lima-Silva, Luan Gabriel Laboratório de Mastozoologia, Instituto de Biociências, Universidade Federal de Mato Grosso, Av. Fernando Corrêa da Costa, 2367, Cuiabá, Mato Grosso 78060 - 900, Brazil & lglsilva 16 @ gmail. com; https: // orcid. org / 0000 - 0002 - 3771 - 3560 Author Rossi, Rogério Vieira Laboratório de Mastozoologia, Instituto de Biociências, Universidade Federal de Mato Grosso, Av. Fernando Corrêa da Costa, 2367, Cuiabá, Mato Grosso 78060 - 900, Brazil & rogerrossi @ gmail. com; https: // orcid. org / 0000 - 0003 - 2353 - 5000 text Zootaxa 2020 2020-12-02 4890 2 201 233 journal article 9380 10.11646/zootaxa.4890.2.3 dafd0c73-e9bf-43f0-9e11-95a6e69e32d2 1175-5326 4301829 54F20D85-7110-465D-914C-26FA34847A02

TABLE 4. Descriptive statistics for external and craniodental measurements (mm) and body mass (g) of adult females (young adults and mature adults) of Marmosops species included in this report, and measurements of holotypes. The measurements are presented as follows: mean ± standard deviation/min-max (sample size).

Variables	M. marina sp. nov.	M. parvidens	M. pinheiroi	M. pinheiroi a	M. woodalli	M. woodalli b
......continued on the next page
......continued on the next page
a Holotype of M. pinheiroi (USNM 461459). b Holotype of M. woodalli (USNM 393532).
HBL	97,62 ±8,73 64 – 112 (35)	88,6 ±8,47 80–99 (5)	99,58 ±4,19 91 – 105 (12)	105	97,55 ±5,41 90,2 – 110 (12)	96
LT	132,58 ±8,25 120 – 160 (35)	134 ±5,29 126–140 (5)	132,08 ±5,86 120 – 145 (12)	145	135 ±6,03 125 – 143 (13)	144
Ear	20,27 ±2 16 – 25 (36)	18,4 ±2,7 15–21 (5)	18± 2,57 13 – 21 (12)	17	18,95 ±3,03 12 – 23 (15)	16
HF	14,9 ±1,64 10 – 20 (36)	15,8 ±2,94 14–21 (5)	17,83± 3,55 13 – 25 (12)	19	14,67 ±2,1 10–18 (14)	–
Weight	20,63 ±3,1 15,1 – 30 (35)	18,5 ±3,39 15–23,5 (5)	19,89 ±1,85 17 – 23 (11)	22	20,91 ±3,88 15 – 28 (12)	22
GLS	28,81 ±0,84 26,72 – 30,48 (44)	29,07 ±1,22 26,72–30,06 (6)	28,45 ±0,78 27,39 – 29,62 (12)	–	29,01 ±0,59 28,58 – 30,03 (5)	–
CBL	27,78 ±0,87 25,3 – 29,78 (44)	28,29 ±1,1 26,15–29,08 (6)	27,24 ±0,8 25,3 – 28,27 (12)	–	28,3 ±0,49 27,83 – 28,82 (5)	–
RL	11,88 ±0,55 11,04 – 13,26 (44)	12 ±0,53 11,05–12,56 (6)	11,87 ±0,31 11,22 – 12,29 (12)	–	11,89 ±0,47 11,2 – 12,39 (5)	–
NL	12,92 ±0,71 11,43 – 14,73 (44)	13,19 ±0,78 11,86–14,23 (6)	12,97 ±0,44 12,4 – 13,6 (12)	–	12,67 ±0,87 11,32 – 13,66 (5)	–
PL	15,69 ±0,52 14,45 – 16,85 (44)	16,03 ±0,66 14,71–16,5 (6)	15,35 ±0,43 14,45 – 15,96 (12)	–	15,99 ±0,27 15,64 – 16,37 (5)	–
MTR	11,38 ±0,35 10,21–11,99 (44)	11,35 ±0,3 10,75–11,55 (6)	11,05 ±0,35 10,21 – 11,5 (12)	–	11,52 ±0,28 11,05 – 11,74 (5)	–
UMS	5,7 ±0,17 5,13–5,99 (44)	5,59 ±0,11 5,49–5,77 (6)	5,56 ±0,18 5,13–5,88 (12)	–	5,7 ±0,15 5,51–5,91 (5)	–
LM4	0,83 ±0,07 0,58–0,95 (44)	0,78 ±0,06 0,72–0,89 (6)	0,78 ±0,09 0,58–0,88 (12)	–	0,78 ±0,07 0,72–0,86 (5)	–
WM2	1,76 ±0,2 1,44–2,33 (44)	1,64 ±0,09 1,57–1,79 (6)	1,61 ±0,08 1,44–1,71 (12)	–	1,68 ±0,1 1,57–1,8 (5)	–
WM4	2 ±0,11 1,65–2,22 (44)	1,97 ±0,05 1,9–2,03 (6)	1,91 ±0,11 1,65–2,04 (12)	–	2,03 ±0,1 1,89–2,17 (5)	–
HC	1,81 ±0,14 1,44–2,23 (44)	1,69 ±0,11 1,5–1,8 (6)	1,65 ±0,16 1,44–2,04 (12)	–	1,79 ±0,16 1,55–1,97 (5)	–
PB	8,55 ±0,34 7,72–9,37 (44)	8,61 ±0,34 8,04–9,02 (6)	8,35 ±0,32 7,72–8,7 (12)	–	8,73 ±0,15 8,5–8,87 (5)	–
PPB	2,88 ±0,19 2,12–3,46 (44)	3 ±0,24 2,54–3,19 (6)	2,94 ±0,17 2,68–3,19 (12)	–	2,95 ±0,16 2,8–3,14 (5)	–
BTB	9,28 ±0,28 8,6–9,85 (44)	9,4 ±0,3 8,89–9,74 (6)	9,05 ±0,21 8,6–9,29 (12)	–	9,45 ±0,14 9,26–9,64 (5)	–
LTB	4,88 ±0,16 4,48–5,18 (44)	5,04 ±0,21 4,67–5,29 (6)	4,73 ±0,13 4,51–4,95 (12)	–	4,84 ±0,31 4,36–5,1 (5)	–
TBO	0,84 ±0,14 0,55–1,15 (44)	0,69 ±0,18 0,42–0,84 (6)	0,76 ±0,12 0,55–1,03 (12)	–	0,82 ±0,13 0,68–1,03 (5)	–
WET	0,97 ±0,08 0,78–1,16 (44)	0,99 ±0,1 0,85–1,15 (6)	0,97 ±0,1 0,78–1,12 (12)	–	1,06 ±0,07 0,98–1,16 (5)	–
NB	3,55 ±0,3 2,93–4,4 (44)	3,17 ±0,2 2,86–3,43 (6)	3,31 ±0,29 2,93–3,68 (12)	–	3,26 ±0,33 2,85–3,62 (5)	–
BRC	4,7 ±0,2 3,93–5,15 (44)	4,86 ±0,25 4,52–5,24 (6)	4,59 ±0,25 3,93–4,84 (12)	–	4,85 ±0,13 4,76–5,07 (5)	–
BRJ	8,72 ±0,35 8,04–9,35 (44)	8,82 ±0,47 8,04–9,41 (6)	8,6 ±0,38 8,1–9,26 (12)	–	9,28 ±0,18 9,13–9,58 (5)	–
LIB	5,27 ±0,2 4,91–5,87 (44)	5,28 ±0,16 5,01–5,46 (6)	5,24 ±0,18 4,98–5,67 (12)	–	5,26 ±0,06 5,18–5,33 (5)	–
POC	5,5 ±0,25 5–6,53 (44)	5,66 ±0,2 5,38–5,96 (6)	5,55 ±0,18 5,29–5,96 (12)	–	5,54 ±0,13 5,4–5,73 (5)	–
BBC	10,98 ±0,31 10,2–11,68 (44)	11,08 ±0,33 10,52–11,4 (6)	10,81 ±0,3 10,2–11,19 (12)	–	10,84 ±0,48 10,15–11,27 (5)	–
ZB	14,7 ±0,53 13,55–16,25 (44)	14,79 ±0,61 13,67–15,38 (6)	14,36 ±0,4 13,55–15,24 (12)	–	14,7 ±0,07 14,6–14,78 (5)	–
LM	20,14 ±0,6 19,01–21,53 (44)	20,42 ±0,76 19,06–21,1 (6)	19,88 ±0,31 19,31–20,54 (12)	–	20,3 ±0,32 19,98–20,79 (5)	–
LMS	6,38 ±0,19 5,81–6,71 (44)	6,28 ±0,11 6,15–6,47 (6)	6,21 ±0,17 5,81–6,42 (12)	–	6,38 ±0,16 6,17–6,61 (5)	–
Lm4	1,68 ±0,07 1,52–1,85 (44)	1,65 ±0,06 1,58–1,75 (6)	1,61 ±0,06 1,52–1,7 (12)	–	1,68 ±0,04 1,64–1,75 (5)	–
Wm2	0,96 ±0,04 0,83–1,05 (44)	0,97 ±0,06 0,89–1,07 (6)	0,93 ±0,05 0,83–1,02 (12)	–	0,98 ±0,05 0,91–1,04 (5)	–